IPC-Stelle: B41J 11/00 [Version 2006.01]

SymbolTypTitel
BSKSECTION B — PERFORMING OPERATIONS; TRANSPORTING
B41USKPRINTING
B41KLPRINTING; LINING MACHINES; TYPEWRITERS; STAMPS (reproduction or duplication of pictures or patterns by scanning and converting into electrical signals H04N) [4]
B41JUKLTYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS (composing B41B; printing on special surfaces B41F; laundry marking B41K; erasers, rubbers or erasing devices B43L 19/00; fluid media for correction of typographical errors by coating C09D 10/00; recording the results of measuring G01; recognition or presentation of data, marking record carriers in digital fashion, e.g. by punching, G06K; franking or ticket-printing and issuing apparatus G07B; electric keyboard switches, in general H01H 13/70, H03K 17/94; coding in connection with keyboards or like devices, in general H03M 11/00; receivers or transmitters for transmission of digital information H04L; transmission or reproduction of documents, or the like, e.g. facsimile transmission, H04N 1/00; printing mechanisms specially adapted for apparatus, e.g. cash registers, weighing machines, producing records of their own performance, see the relevant subclasses)
B41J 1/00ZWKinds of typewriters or of selective printing mechanisms
B41J 1/00HGRTypewriters or selective printing mechanisms characterised by the mounting, arrangement, or disposition of the types or dies (non-selective embossing B44B 5/00)
B41J 1/02UGR1
.with separate or detached types or dies
B41J 1/04UGR1
.with types or dies carried upon levers or radial arms, e.g. manually operated (B41J 1/16 takes precedence)
B41J 1/06UGR2
. .on power-operated levers or arms
B41J 1/08UGR1
.with types or dies carried on sliding bars or rods
B41J 1/10UGR2
. .on end surfaces thereof
B41J 1/12UGR2
. .on side surfaces thereof, e.g. fixed thereto
B41J 1/14UGR3
. . .the types or dies being movable relative to the bars or rods (mounted on flexible bars or rods B41J 1/16)
B41J 1/16UGR1
.with types or dies arranged in stationary or sliding cases or frames or upon flexible strips, plates, bars, or rods
B41J 1/18UGR1
.with types or dies strung on wires or rods
B41J 1/20UGR1
.with types or dies mounted on endless bands or the like
B41J 1/22UGR1
.with types or dies mounted on carriers rotatable for selection
B41J 1/24UGR2
. .the plane of the type or die face being perpendicular to the axis of rotation (B41J 1/60 takes precedence)
B41J 1/26UGR3
. . .Carriers moving for impression (B41J 1/27 takes precedence) [3]
B41J 1/27UGR3
. . .Carriers moving during impression [3]
B41J 1/28UGR3
. . .Carriers stationary for impression, e.g. with the types or dies not moving relative to the carriers
B41J 1/30UGR4
. . . .with the types or dies moving relative to the carriers or mounted on flexible carriers
B41J 1/32UGR2
. .the plane of the type or die face being parallel to the axis of rotation, e.g. with type on the periphery of cylindrical carriers (B41J 1/60 takes precedence)
B41J 1/34UGR3
. . .Carriers rotating during impression
B41J 1/36UGR3
. . .Carriers sliding for impression, e.g. manually operated
B41J 1/38UGR4
. . . .power operated
B41J 1/40UGR3
. . .Carriers swinging for impression
B41J 1/42UGR4
. . . .about an axis parallel to the axis of rotation of the carrier
B41J 1/44UGR3
. . .Carriers stationary for impression
B41J 1/46UGR4
. . . .Types or dies fixed on wheel, drum, cylinder, or like carriers
B41J 1/48UGR5
. . . . .with a plurality of carriers, one for each character space
B41J 1/50UGR5
. . . . .with one or more carriers travelling across copy material in letter-space direction
B41J 1/52UGR5
. . . . .with copy material moving in the letter-space direction, and carrier mounting being fixed relative to the machine
B41J 1/54UGR4
. . . .Types or dies movable on wheel, drum, cylinder, or like carriers
B41J 1/56UGR4
. . . .Types or dies on shuttles or like loose carriers
B41J 1/58UGR4
. . . .Types or dies upon arcuate bars
B41J 1/60UGR1
.with types or dies on spherical, truncated-spherical, or like surfaces
B41J 2/00HGRTypewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed (mounting, arrangement, or disposition of types or dies B41J 1/00; marking methods B41M 5/00; structure or manufacture of heads, e.g. inductive, for recording by magnetisation or demagnetisation of a record carrier G11B 5/127; heads for reproducing capacitive information G11B 9/07) [5]
B41J 2/005UGR1
.characterised by bringing liquid or particles selectively into contact with a printing material (printing by selective application of impact or pressure on a printing or impression-transfer material B41J 2/22) [5]
B41J 2/01UGR2
. .Ink jet [5]
B41J 2/015UGR3
. . .characterised by the jet generation process (B41J 2/215 takes precedence) [5]
B41J 2/02UGR4
. . . .generating a continuous ink jet [5]
B41J 2/025UGR5
. . . . .by vibration [5]
B41J 2/03UGR5
. . . . .by pressure [5]
B41J 2/035UGR5
. . . . .by electric or magnetic field [5]
B41J 2/04UGR4
. . . .generating single droplets or particles on demand [5]
B41J 2/045UGR5
. . . . .by pressure, e.g. electromechanical transducers [5]
B41J 2/05UGR6
. . . . . .produced by the application of heat [5]
B41J 2/055UGR6
. . . . . .Devices for absorbing or preventing back-pressure [5]
B41J 2/06UGR5
. . . . .by electric or magnetic field [5]
B41J 2/065UGR6
. . . . . .involving the preliminary making of ink protuberances [5]
B41J 2/07UGR3
. . .characterised by jet control (B41J 2/205 takes precedence) [5]
B41J 2/075UGR4
. . . .for many-valued deflection [5]
B41J 2/08UGR5
. . . . .charge-control type [5]
B41J 2/085UGR6
. . . . . .Charge means, e.g. electrodes [5]
B41J 2/09UGR6
. . . . . .Deflection means [5]
B41J 2/095UGR5
. . . . .electric field-control type [5]
B41J 2/10UGR5
. . . . .magnetic field-control type [5]
B41J 2/105UGR4
. . . .for binary-valued deflection [5]
B41J 2/11UGR4
. . . .for ink spray [5]
B41J 2/115UGR4
. . . .synchronising the droplet separation and charging time [5]
B41J 2/12UGR4
. . . .testing or correcting charge or deflection [5]
B41J 2/125UGR4
. . . .Sensors, e.g. deflection sensors [5]
B41J 2/13UGR4
. . . .for inclination of printed pattern [5]
B41J 2/135UGR3
. . .Nozzles [5]
B41J 2/14UGR4
. . . .Structure thereof [5]
B41J 2/145UGR4
. . . .Arrangement thereof [5]
B41J 2/15UGR5
. . . . .for serial printing [5]
B41J 2/155UGR5
. . . . .for line printing [5]
B41J 2/16UGR4
. . . .Production of nozzles [5]
B41J 2/165UGR4
. . . .Prevention of nozzle clogging, e.g. cleaning, capping or moistening for nozzles [5]
B41J 2/17UGR3
. . .characterised by ink handling [5]
B41J 2/175UGR4
. . . .Ink supply systems [5]
B41J 2/18UGR4
. . . .Ink recirculation systems [5]
B41J 2/185UGR5
. . . . .Ink-collectors; Ink-catchers [5]
B41J 2/19UGR4
. . . .for removing air bubbles [5]
B41J 2/195UGR4
. . . .for monitoring ink quality [5]
B41J 2/20UGR4
. . . .for preventing or detecting contamination of compounds [5]
B41J 2/205UGR3
. . .for printing a discrete number of tones (B41J 2/21 takes precedence) [5]
B41J 2/21UGR3
. . .for multi-colour printing [5]
B41J 2/215UGR2
. .by passing a medium, e.g. consisting of an air or particle stream, through an ink mist [5]
B41J 2/22UGR1
.characterised by selective application of impact or pressure on a printing material or impression- transfer material [5]
B41J 2/225UGR2
. .ballistic, e.g. using solid balls or pellets [5]
B41J 2/23UGR2
. .using print wires [5]
B41J 2/235UGR3
. . .Print head assemblies [5]
B41J 2/24UGR4
. . . .serial printer type (B41J 2/25, B41J 2/265 take precedence) [5]
B41J 2/245UGR4
. . . .line printer type (B41J 2/25, B41J 2/265 take precedence) [5]
B41J 2/25UGR4
. . . .Print wires [5]
B41J 2/255UGR5
. . . . .Arrangement of the print ends of the wires [5]
B41J 2/26UGR5
. . . . .Connection of print wire and actuator [5]
B41J 2/265UGR4
. . . .Guides for print wires [5]
B41J 2/27UGR3
. . .Actuators for print wires [5]
B41J 2/275UGR4
. . . .of clapper type (B41J 2/28 takes precedence) [5]
B41J 2/28UGR4
. . . .of spring charge type, i.e. with mechanical power under electro-magnetic control [5]
B41J 2/285UGR4
. . . .of plunger type [5]
B41J 2/29UGR4
. . . .of moving-coil type [5]
B41J 2/295UGR4
. . . .using piezo-electric elements [5]
B41J 2/30UGR3
. . .Control circuits for actuators [5]
B41J 2/305UGR3
. . .Ink supply apparatus (ink ribbons, ink-ribbon mechanisms B41J 31/00-B41J 35/00) [5]
B41J 2/31UGR2
. .using a print element with projections on its surface impacted or impressed by hammers [5]
B41J 2/315UGR1
.characterised by selective application of heat to a heat sensitive printing or impression-transfer material (B41J 2/385, B41J 2/435 take precedence) [5]
B41J 2/32UGR2
. .using thermal heads [5]
B41J 2/325UGR3
. . .by selective transfer of ink from ink carrier, e.g. from ink ribbon or sheet [5]
B41J 2/33UGR4
. . . .from ink roller [5]
B41J 2/335UGR3
. . .Structure of thermal heads [5]
B41J 2/34UGR4
. . . .comprising semiconductors [5]
B41J 2/345UGR3
. . .characterised by the arrangement of resistors or conductors [5]
B41J 2/35UGR3
. . .providing current or voltage to the thermal head [5]
B41J 2/355UGR4
. . . .Control circuits for heating-element selection [5]
B41J 2/36UGR5
. . . . .Print density control [5]
B41J 2/365UGR6
. . . . . .by compensation for variation in temperature [5]
B41J 2/37UGR6
. . . . . .by compensation for variation in current [5]
B41J 2/375UGR3
. . .Protection arrangements against overheating [5]
B41J 2/38UGR2
. .Preheating, i.e. heating to a temperature insufficient to cause printing [5]
B41J 2/385UGR1
.characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material (B41J 2/005 takes precedence; electrography, magnetography G03G) [5]
B41J 2/39UGR2
. .using multi-stylus heads [5]
B41J 2/395UGR3
. . .Structure of multi-stylus heads [5]
B41J 2/40UGR3
. . .providing current or voltage to the multi-stylus head [5]
B41J 2/405UGR4
. . . .Selection of the stylus or auxiliary electrode to be supplied (electronic switching circuits in general H03K 17/00) [5]
B41J 2/41UGR2
. .for electrostatic printing (B41J 2/39 takes precedence) [5]
B41J 2/415UGR3
. . .by passing charged particles through a hole or a slit [5]
B41J 2/42UGR2
. .for heating selectively [5]
B41J 2/425UGR2
. .for removing surface layer selectively from electro-sensitive material, e.g. matel coated paper [5]
B41J 2/43UGR2
. .for magnetic printing [5]
B41J 2/435UGR1
.characterised by selective application of radiation to a printing material or impression-transfer material (optical elements, systems, or apparatus G02B; modulation or deflection of light G02F; electrophotography G03G) [5]
B41J 2/44UGR2
. .using single radiation source, e.g. lighting beams or shutter arrangements (B41J 2/475 takes precedence) [5]
B41J 2/445UGR3
. . .using liquid crystals [5]
B41J 2/447UGR2
. .using arrays of radiation sources (B41J 2/475 takes precedence) [6]
B41J 2/45UGR3
. . .using light-emitting diode arrays [5]
B41J 2/455UGR3
. . .using laser arrays [5]
B41J 2/46UGR3
. . .characterised by using glass fibres [5]
B41J 2/465UGR2
. .using masks, e.g. light-switching masks (photographic composing B41B) [5]
B41J 2/47UGR2
. .using the combination of scanning and modulation of light [5]
B41J 2/475UGR2
. .for heating selectively [5]
B41J 2/48UGR3
. . .melting ink on a film or melting ink granules [5]
B41J 2/485UGR1
.characterised by the process of building-up characters applicable to two or more kinds of printing or marking processes [5]
B41J 2/49UGR2
. .by writing [5]
B41J 2/495UGR2
. .by selective printing from a rotating helical member [5]
B41J 2/50UGR2
. .by the selective combination of two or more non-identical printing elements [5]
B41J 2/505UGR2
. .from an assembly of identical printing elements [5]
B41J 2/51UGR3
. . .serial printer type [5]
B41J 2/515UGR3
. . .line printer type [5]
B41J 2/52UGR1
.Arrangement for printing a discrete number of tones, not covered by group B41J 2/205, e.g. applicable to two or more kinds of printing or marking process (B41J 2/525 takes precedence; for photomechanical production G03F 5/00) [5]
B41J 2/525UGR1
.Arrangement for multi-colour printing, not covered by group B41J 2/21, e.g. applicable to two or more kinds of printing or marking process (for photomechanical production G03F 3/00) [5]
B41J 3/00HGRTypewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed (cryptographic typewriters G09C 3/00) [5]
B41J 3/01UGR1
.for special character, e.g. for Chinese characters or bar codes [5]
B41J 3/24UGR1
.for perforating or stencil cutting using special types or dies
B41J 3/26UGR1
.for stenographic writing
B41J 3/28UGR1
.for printing downwardly on flat surfaces, e.g. of books, drawings, boxes
B41J 3/30UGR1
.for printing with large type, e.g. on bulletins, tickets
B41J 3/32UGR1
.for printing in Braille or with keyboards specially adapted for use by blind or disabled persons
B41J 3/34UGR1
.for printing musical scores
B41J 3/36UGR1
.for portability
B41J 3/37UGR2
. .Foldable typewriters [5]
B41J 3/38UGR1
.for embossing, e.g. for making matrices for stereotypes
B41J 3/39UGR2
. .hand-held (manually-controlled or manually-operable label dispensers having printing equipment B65C 11/02) [5]
B41J 3/407UGR1
.for marking on special material (printing on special surfaces B41F 17/00) [5]
B41J 3/413UGR2
. .for metal [5]
B41J 3/42UGR1
.Two or more complete typewriters coupled for simultaneous operation
B41J 3/44UGR1
.Typewriters or selective printing mechanisms having dual functions or combined with, or coupled to, apparatus performing other functions (printing mechanisms coupled to typographical composing machines B41B 27/41)
B41J 3/46UGR2
. .Printing mechanisms combined with apparatus providing a visual indication
B41J 3/50UGR2
. .Mechanisms producing characters by printing and also producing a record by other means (punching mechanisms G06K) [5]
B41J 3/51UGR3
. . .the printed and recorded information being identical; using type elements with code-generating means (G06K 1/12 takes precedence) [5]
B41J 3/54UGR1
.with two or more sets of type or printing elements (B41J 3/60 takes precedence) [5]
B41J 3/60UGR1
.for printing on both faces of the printing material [5]
B41J 3/62UGR1
.for printing on two or more separate sheets or strips of printing material (B41J 3/54 takes precedence) [5]
B41J 5/00ZWCommon details or accessories
B41J 5/00HGRDevices or arrangements for controlling character selection (methods or arrangements for sensing record carriers G06K 7/00)
B41J 5/02UGR1
.Character or syllable selected by setting an index
B41J 5/04UGR2
. .Single-character selection
B41J 5/06UGR2
. .Multiple-character selection
B41J 5/08UGR1
.Character or syllable selected by means of keys or keyboards of the typewriter type
B41J 5/10UGR2
. .Arrangements of keyboards
B41J 5/12UGR2
. .Construction of key buttons
B41J 5/14UGR2
. .Construction of key levers
B41J 5/16UGR2
. .Mounting or connecting key buttons on or to key levers
B41J 5/18UGR2
. .Locks
B41J 5/20UGR3
. . .for subsidiary keys, e.g. for shift keys
B41J 5/22UGR3
. . .Interlocks between keys, e.g. without detent arrangements
B41J 5/24UGR4
. . . .with detent arrangements
B41J 5/26UGR2
. .Regulating touch, key dip or stroke, or the like
B41J 5/28UGR2
. .Multiple-action keys, e.g. keys depressed by two or more amounts or movable in two or more directions to effect different functions or selections
B41J 5/30UGR1
.Character or syllable selection controlled by recorded information
B41J 5/31UGR2
. .characterised by form of recorded information
B41J 5/32UGR3
. . .by printed, embossed, or photographic records, e.g. cards, sheets
B41J 5/34UGR4
. . . .by strips or tapes
B41J 5/36UGR3
. . .by punched records, e.g. cards, sheets
B41J 5/38UGR4
. . . .by strips or tapes
B41J 5/40UGR3
. . .by magnetic or electrostatic records, e.g. cards, sheets
B41J 5/42UGR4
. . . .by strips or tapes
B41J 5/44UGR2
. .characterised by the kind of storage of recorded information
B41J 5/46UGR3
. . .the storage being on internal storages
B41J 5/48UGR3
. . .the storage being on external storages
B41J 5/50UGR4
. . . .on a single storage
B41J 5/51UGR4
. . . .on more than one separate storage, e.g. on additional correction strips or tapes [3]
B41J 5/52UGR2
. .characterised by the provision of additional devices for producing a punched or like record, e.g. simultaneously
B41J 7/00HGRType-selecting or type-actuating mechanisms (index setting B41J 5/02)
B41J 7/02UGR1
.Type-lever actuating mechanisms
B41J 7/04UGR2
. .Levers mounted on fixed pivots
B41J 7/06UGR3
. . .and connected to transmission members, e.g. toothed gearing
B41J 7/08UGR4
. . . .with pin-and-slot or like loose connections; Cam-slot members
B41J 7/10UGR4
. . . .Chain, belt, flexible-cable, or like members
B41J 7/12UGR3
. . .U-shaped type-lever on two pivots
B41J 7/14UGR3
. . .Single key-and-type lever
B41J 7/16UGR3
. . .Type-head pivoted to, or rotating on, lever
B41J 7/18UGR2
. .Levers having moving or variable fulcra to alter the mechanical advantage during the stroke
B41J 7/20UGR2
. .Levers having moving pivots fixed relative to the lever; Type-bars each pivoted on two links
B41J 7/22UGR2
. .Type-baskets; Bearings or hangers for type-levers
B41J 7/24UGR2
. .Construction of type-levers (U-shaped levers B41J 7/12)
B41J 7/26UGR2
. .Special means, e.g. repulsers, for ensuring return of type-levers
B41J 7/28UGR2
. .Key-lever and type-member returned independently to rest position
B41J 7/30UGR2
. .Preventing rebound or clash of levers or type-members
B41J 7/32UGR1
.Type-face selected by operation of sliding members
B41J 7/34UGR1
.Type-face selected by operation of rotary members
B41J 7/36UGR1
.Selecting arrangements applied to type-carriers rotating during impression
B41J 7/38UGR2
. .Type movable on carrier for selection
B41J 7/40UGR2
. .Type movable on carrier for impression
B41J 7/42UGR2
. .Timed impression, e.g. without impact
B41J 7/44UGR3
. . .with impact
B41J 7/46UGR2
. .Rolling contact during impression
B41J 7/48UGR1
.Type-carrier arrested in selected position by electromagnetic means
B41J 7/50UGR1
.Type-face selected by combinations of two movements of type-carrier
B41J 7/52UGR2
. .by combined rotary and sliding movement
B41J 7/54UGR1
.Selecting arrangements including combination, permutation, summation, or aggregation means
B41J 7/56UGR2
. .Summation devices for mechanical movements
B41J 7/58UGR3
. . .Wedges
B41J 7/60UGR3
. . .Levers
B41J 7/62UGR3
. . .Gearing
B41J 7/64UGR3
. . .Pulley-and-strand mechanism
B41J 7/66UGR2
. .Movable members, e.g. pins, displaceable according to a code
B41J 7/68UGR2
. .with means for selectively closing an electric circuit for type presentation
B41J 7/90UGR1
.Syllable, line, or like type selection
B41J 7/92UGR1
.Impact adjustment; Means to give uniformity of impression (B41J 9/46, B41J 9/48 take precedence) [5]
B41J 7/94UGR2
. .Character-by-character adjustment
B41J 7/96UGR1
.Means for checking correctness of setting
B41J 9/00HGRHammer-impression mechanisms
B41J 9/02UGR1
.Hammers; Arrangements thereof
B41J 9/04UGR2
. .of single hammers, e.g. travelling along printing line
B41J 9/06UGR3
. . .of stationary hammers, e.g. engaging a single type-carrier
B41J 9/08UGR4
. . . .engaging more than one type-carrier
B41J 9/10UGR2
. .of more than one hammer, e.g. one for each character position
B41J 9/12UGR3
. . .each operating in more than one character position
B41J 9/127UGR2
. .Mounting of hammers [3]
B41J 9/133UGR2
. .Construction of hammer body or tip [3]
B41J 9/14UGR1
.Means for selecting or suppressing individual hammers
B41J 9/16UGR1
.Means for cocking or resetting hammers
B41J 9/18UGR2
. .Cams
B41J 9/20UGR2
. .Springs
B41J 9/22UGR2
. .Fluid-pressure means
B41J 9/24UGR2
. .Electromagnetic means
B41J 9/26UGR1
.Means for operating hammers to effect impression
B41J 9/28UGR2
. .Cams
B41J 9/30UGR2
. .Springs
B41J 9/32UGR2
. .arranged to be clutched to snatch roll
B41J 9/34UGR2
. .Fluid-pressure means
B41J 9/36UGR2
. .in which mechanical power is applied under electromagnetic control
B41J 9/38UGR2
. .Electromagnetic means
B41J 9/40UGR2
. .including an electro-adhesive clutch
B41J 9/42UGR1
.with anti-rebound arrangements
B41J 9/44UGR1
.Control for hammer-impression mechanisms [5]
B41J 9/46UGR2
. .for deciding or adjusting hammer-firing time [5]
B41J 9/48UGR2
. .for deciding or adjusting hammer-drive energy [5]
B41J 9/50UGR2
. .for compensating for the variations of printer drive conditions, e.g. for compensating for the variation of temperature or current supply [5]
B41J 9/52UGR2
. .for checking the operation of print hammers [5]
B41J 9/54UGR3
. . .for checking the breakage of print hammers [5]
B41J 11/00HGRDevices or arrangements for supporting or handling copy material in sheet or web form (specially adapted for supporting or handling copy material in short lengths B41J 13/00, in continuous form B41J 15/00; holders for text to be copied B41J 29/00)
B41J 11/02UGR1
.Platens
B41J 11/04UGR2
. .Roller platens
B41J 11/053UGR3
. . .with sound-deadening devices (structure of surface B41J 11/057) [3]
B41J 11/057UGR3
. . .Structure of the surface [3]
B41J 11/06UGR2
. .Flat page-size platens
B41J 11/08UGR2
. .Bar or like line-size platens
B41J 11/10UGR2
. .Anvil or like character-size platens
B41J 11/13UGR2
. .Backings or blankets (for roller platens B41J 11/057) [3]
B41J 11/14UGR2
. .Platen-shift mechanisms; Driving gear therefor
B41J 11/16UGR2
. .with balancing means
B41J 11/18UGR1
.Platen-impression arrangements
B41J 11/20UGR1
.Platen adjustments for varying the strength of impression, for a varying number of papers, for wear or for alignment
B41J 11/22UGR1
.Paper-carriage guides or races
B41J 11/24UGR1
.Detents, brakes, or couplings for feed rollers or platens
B41J 11/26UGR1
.Pin feeds
B41J 11/27UGR2
. .on or within the platen-rollers
B41J 11/28UGR2
. .Pin wheels
B41J 11/30UGR2
. .Pin traction elements other than wheels, e.g. pins on endless bands
B41J 11/32UGR2
. .Adjustment of pin wheels or traction elements, e.g. laterally
B41J 11/34UGR2
. .Guides coacting with pin feeds
B41J 11/36UGR1
.Blanking or long feeds; Feeding to a particular line, e.g. by rotation of platen or feed roller
B41J 11/38UGR2
. .Manually-operated feeding devices
B41J 11/40UGR2
. .specially adapted for printing musical scores
B41J 11/42UGR2
. .Controlling
B41J 11/44UGR3
. . .by devices, e.g. programme tape or contact wheel, moved in correspondence with movement of paper-feeding devices, e.g. platen rotation
B41J 11/46UGR3
. . .by marks or formations on the paper being fed
B41J 11/48UGR1
.Apparatus for condensed record, tally strip, or like work using two or more papers, or sets of papers
B41J 11/50UGR2
. .in which two or more papers or sets are separately fed in the same direction towards the printing position
B41J 11/51UGR3
. . .with different feed rates [3]
B41J 11/52UGR2
. .in which one paper or set is moved transversely relative to another
B41J 11/53UGR3
. . .Devices for holding in place one paper or set during replacement of one or more of the auxiliary papers or sets
B41J 11/54UGR2
. .in which one paper or set is fed towards printing position from the front of the apparatus
B41J 11/55UGR3
. . .with means for adjusting a paper or set [3]
B41J 11/56UGR1
.specially constructed to facilitate storage or transport of typewriter
B41J 11/58UGR1
.Supply holders for sheets or fan-folded webs, e.g. shelves, tables, scrolls, pile holders
B41J 11/60UGR1
.Erasing or correcting tables
B41J 11/62UGR1
.Shields or masks
B41J 11/64UGR1
.Applications of scales or indicators
B41J 11/66UGR1
.Applications of cutting devices
B41J 11/68UGR2
. .cutting parallel to the direction of paper feed
B41J 11/70UGR2
. .cutting perpendicular to the direction of paper feed
B41J 13/00HGRDevices or arrangements specially adapted for supporting or handling copy material in short lengths, e.g. sheets
B41J 13/02UGR1
.Rollers (roller platens B41J 11/04)
B41J 13/03UGR2
. .driven, e.g. feed rollers separate from platen
B41J 13/036UGR2
. .co-operating with a roller platen [3]
B41J 13/042UGR3
. . .Front and rear rollers or sets of front or rear rollers each mounted on a separate carrier [3]
B41J 13/048UGR3
. . .Front and rear rollers both mounted on a common carrier [3]
B41J 13/054UGR4
. . . .on the paper apron concentric with the roller platen [3]
B41J 13/076UGR2
. .Construction of rollers; Bearings therefor
B41J 13/08UGR1
.Bands or like feeding devices
B41J 13/10UGR1
.Sheet holders, retainers, or stationary guides
B41J 13/12UGR2
. .specially adapted for cards, envelopes, or the like
B41J 13/14UGR2
. .Aprons or guides
B41J 13/16UGR3
. . .movable for insertion or release of sheets
B41J 13/18UGR3
. . .concentric with roller platen
B41J 13/20UGR2
. .Bails
B41J 13/22UGR2
. .Clamps or grippers
B41J 13/24UGR2
. .Strips for supporting or holding papers
B41J 13/26UGR1
.Registering devices
B41J 13/28UGR2
. .Front lays, stops, or gauges
B41J 13/30UGR2
. .Side lays or gauges
B41J 13/32UGR2
. .Means for positioning sheets in two directions under one control, e.g. for format control or orthogonal sheet positioning
B41J 15/00HGRDevices or arrangements specially adapted for supporting or handling copy material in continuous form, e.g. webs
B41J 15/02UGR1
.Web rolls or spindles; Attaching webs to cores or spindles
B41J 15/04UGR1
.Supporting, feeding, or guiding devices; Mountings for web rolls or spindles
B41J 15/06UGR2
. .characterised by being applied to printers having stationary carriages
B41J 15/08UGR2
. .characterised by being applied to printers having transversely-moving carriages
B41J 15/10UGR3
. . .and mounted on the carriage
B41J 15/12UGR3
. . .and coupled to the carriage
B41J 15/14UGR3
. . .and detached from the carriage
B41J 15/16UGR1
.Means for tensioning or winding the web
B41J 15/18UGR1
.Multiple-web feeding apparatus
B41J 15/20UGR2
. .for webs superimposed during printing (machines for separating superposed webs B65H 41/00)
B41J 15/22UGR2
. .for feeding webs in separate paths during printing
B41J 15/24UGR2
. .with means for registering the webs with each other
B41J 17/00HGRMechanisms for manipulating page-width impression-transfer material, e.g. carbon paper (in manifolding devices B41L; sheet material for duplicating or marking B41M 5/00)
B41J 17/02UGR1
.Feeding mechanisms
B41J 17/04UGR2
. .Feed dependent on the record-paper feed, e.g. both moved at the same time
B41J 17/06UGR3
. . ."Creep" feed, i.e. impression-transfer material fed slower than the record paper
B41J 17/07UGR3
. . .electromagnetically controlled
B41J 17/08UGR2
. .Feed independent of the record-paper feed
B41J 17/10UGR3
. . .electromagnetically controlled
B41J 17/12UGR2
. .Special adaptations for ensuring maximum life
B41J 17/14UGR2
. .Automatic arrangements for reversing the feed direction
B41J 17/16UGR1
.Holders in the machine for sheets of impression-transfer material
B41J 17/18UGR2
. .pivotable to and from the platen
B41J 17/20UGR2
. .slidable to and from the platen
B41J 17/22UGR1
.Supply arrangements for webs or impression-transfer material
B41J 17/24UGR2
. .Webs supplied from reels or spools attached to the machine (reels per seB65H 75/02)
B41J 17/26UGR2
. .Webs supplied from trays or like supports attached to the machines
B41J 17/28UGR1
.Arrangements of guides for the impression-transfer material
B41J 17/30UGR1
.Constructions of guides for the impression-transfer material
B41J 17/32UGR1
.Detachable carriers or holders for impression-transfer material mechanism
B41J 17/34UGR1
.Backings for impression-transfer material, e.g. sheets for reducing friction, shields for preventing imprint
B41J 17/36UGR1
.Alarms, indicators, or feed-disabling devices responsive to material breakage or exhaustion
B41J 17/38UGR1
.for dealing with the impression-transfer material after use
B41J 17/40UGR2
. .for retracting sheets for re-use
B41J 17/42UGR2
. .for webs
B41J 19/00HGRCharacter- or line-spacing mechanisms (key actions B41J 25/02)
B41J 19/02UGR1
.with retarding devices, e.g. brakes
B41J 19/04UGR1
.Sound-deadening or shock-absorbing devices or measures therein (B41J 19/38 takes precedence)
B41J 19/06UGR2
. .Resilient mounting of mechanism
B41J 19/08UGR2
. .Buffers, springs, or like carriage stops
B41J 19/10UGR2
. .Dash-pots
B41J 19/12UGR2
. .Gearing made of special material or specially constructed to reduce sound or shock
B41J 19/14UGR1
.with means for effecting line or character spacing in either direction
B41J 19/16UGR1
.Special spacing mechanisms for circular, spiral, or diagonal-printing apparatus
B41J 19/18UGR1
.Character-spacing or back-spacing mechanisms; Carriage-return or release devices therefor
B41J 19/20UGR2
. .Positive-feed character-spacing mechanisms (controlled by escapements B41J 19/52)
B41J 19/22UGR3
. . .acting by friction or gripping effect
B41J 19/24UGR3
. . .Pawl and ratchet
B41J 19/26UGR4
. . . .moving a paper or like carriage
B41J 19/28UGR4
. . . .moving a paper or like web or strip, e.g. over a stationary support
B41J 19/30UGR3
. . .Electromagnetically-operated mechanisms
B41J 19/32UGR3
. . .Differential or variable-spacing arrangements
B41J 19/34UGR2
. .Escapement-feed character-spacing mechanisms
B41J 19/36UGR3
. . .Driving mechanisms, e.g. springs stressed during carriage return
B41J 19/38UGR4
. . . .adapted for silent return
B41J 19/40UGR3
. . .Escapements having a single pawl or like detent
B41J 19/42UGR3
. . .Escapements having two pawls or like detents
B41J 19/44UGR4
. . . .coacting with two toothed members, e.g. racks or wheels
B41J 19/46UGR4
. . . .and mounted on a single rocker
B41J 19/48UGR4
. . . .and mounted on a single slider
B41J 19/50UGR3
. . .Electromagnetically-controlled escapements
B41J 19/52UGR3
. . .Escapements controlling positive-feed mechanism
B41J 19/54UGR3
. . .Construction of universal bars
B41J 19/56UGR3
. . .Escapements controlling web or strip feed
B41J 19/58UGR3
. . .Differential or variable-spacing arrangements
B41J 19/60UGR2
. .Auxiliary feed or adjustment devices
B41J 19/62UGR3
. . .for back-spacing
B41J 19/64UGR3
. . .for justifying
B41J 19/66UGR2
. .Carriage-release mechanisms
B41J 19/68UGR2
. .Carriage-return mechanisms, e.g. manually actuated
B41J 19/70UGR3
. . .power driven
B41J 19/72UGR4
. . . .with power stored during character spacing
B41J 19/74UGR2
. .with special means to maintain character-spacing or back-spacing elements in engagement during case-shift or like movement
B41J 19/76UGR1
.Line-spacing mechanisms (special line-feeds, e.g. long feeds, B41J 11/36)
B41J 19/78UGR2
. .Positive-feed mechanisms
B41J 19/80UGR3
. . .Pawl-and-ratchet mechanisms
B41J 19/82UGR4
. . . .moving a paper or like carriage
B41J 19/84UGR5
. . . . .in the form of a roller rotated for line spacing
B41J 19/86UGR6
. . . . . .the pawl being normally in engagement with the ratchet
B41J 19/88UGR4
. . . .moving a type carriage
B41J 19/90UGR4
. . . .moving a paper or like web or strip, e.g. over a stationary support, automatically in response to movements other than carriage return
B41J 19/92UGR3
. . .Electromagnetically-operated mechanisms
B41J 19/94UGR3
. . .automatically operated in response to carriage return
B41J 19/96UGR3
. . .Variable-spacing arrangements
B41J 19/98UGR2
. .Escapement-feed mechanisms
B41J 21/00HGRColumn, tabular, or like printing arrangements; Means for centralising short lines (carriage-release mechanisms B41J 19/66; key actions B41J 25/18)
B41J 21/02UGR1
.Stops or stop-racks
B41J 21/04UGR1
.Mechanisms for setting or restoring tabulation stops
B41J 21/06UGR1
.with means for preventing rebound from stops
B41J 21/08UGR1
.Mechanisms for initiating, effecting, skipping, or stopping tabulation movement; Means for centralising short lines
B41J 21/10UGR1
.with central, counter, or equivalent stop projected into path of tabulation stops
B41J 21/12UGR1
.characterised by arrangements of electrical contacts
B41J 21/14UGR1
.characterised by denominational arrangements
B41J 21/16UGR1
.controlled by the sensing of marks or formations on the paper being typed, an undersheet, or the platen
B41J 21/17UGR1
.controlled by stored information [5]
B41J 21/18UGR1
.characterised by applications of scales or indicators
B41J 23/00HGRPower drives for actions or mechanisms (B41J 9/00 take precedence)
B41J 23/02UGR1
.Mechanical power drives
B41J 23/04UGR2
. .with driven mechanism arranged to be clutched to continuously-operating power source
B41J 23/06UGR3
. . .by snatch rolls
B41J 23/08UGR3
. . .by one-revolution or part-revolution clutches
B41J 23/10UGR3
. . .and arrested in selected position
B41J 23/12UGR2
. .Mechanism driven by cams engaging rotating roller
B41J 23/14UGR2
. .Mechanism driven through an oscillating or reciprocating member
B41J 23/16UGR2
. .Mechanism driven by a spring tensioned by power means
B41J 23/18UGR2
. .Continuously-cycling drives
B41J 23/20UGR1
.Fluid-pressure power drives
B41J 23/22UGR2
. .for key or like type selection
B41J 23/24UGR2
. .for impression mechanisms
B41J 23/26UGR2
. .for platen or carriage movements, e.g. for line spacing, letter spacing, or carriage return
B41J 23/28UGR2
. .for type-carriage movements
B41J 23/30UGR2
. .for case shift
B41J 23/32UGR1
.Electromagnetic power drives, e.g. applied to key levers
B41J 23/34UGR2
. .applied to elements other than key levers
B41J 23/36UGR3
. . .and acting on type members
B41J 23/38UGR3
. . .and acting on aligning or case-shift mechanisms
B41J 25/00HGRActions or mechanisms not otherwise provided for
B41J 25/02UGR1
.Key actions for specified purposes
B41J 25/04UGR2
. .Back-spacing
B41J 25/06UGR2
. .Carriage return
B41J 25/08UGR2
. .Case shift
B41J 25/10UGR2
. .Ink-ribbon adjustment
B41J 25/12UGR2
. .Character spacing
B41J 25/14UGR2
. .Line spacing
B41J 25/16UGR2
. .Line spacing and carriage return by a single key
B41J 25/18UGR2
. .Tabulating
B41J 25/20UGR1
.Auxiliary type mechanisms for printing distinguishing marks, e.g. for accenting, using dead or half-dead key arrangements, for printing marks in telegraph printers to indicate that machine is receiving
B41J 25/22UGR1
.for aligning characters for impression (in machines using index setting B41J 5/02)
B41J 25/24UGR1
.Case-shift mechanisms (B41J 11/14 takes precedence; key actions B41J 25/08); Fount-change arrangements
B41J 25/304UGR1
.Bodily-movable mechanisms for print heads or carriages movable towards or from paper surface (type carriers sliding for impression B41J 1/36; type carriers swinging for impression B41J 1/40) [5]
B41J 25/308UGR2
. .with print gap adjustment mechanisms [5]
B41J 25/312UGR2
. .with print pressure adjustment mechanisms, e.g. pressure-on-the-paper mechanisms [5]
B41J 25/316UGR2
. .with tilting motion mechanisms relative to paper surface [5]
B41J 25/32UGR1
.Impression mechanisms in which a roller co-operates with stationary type-faces
B41J 25/34UGR1
.Bodily-changeable print heads or carriages (B41J 1/20, B41J 1/22, B41J 1/60 take precedence) [5]
B41J 27/00HGRInking apparatus
B41J 27/02UGR1
.with ink applied by pads or rotary discs
B41J 27/04UGR2
. .Pads or discs; Ink-supply arrangements therefor
B41J 27/06UGR2
. .Arrangements to ensure maximum life of pads or discs
B41J 27/08UGR2
. .Arrangements for multicolour work
B41J 27/10UGR1
.with ink applied by rollers; Ink-supply arrangements therefor
B41J 27/12UGR2
. .Rollers
B41J 27/14UGR2
. .Arrangements for multicolour work
B41J 27/16UGR1
.with ink deposited electrostatically or electromagnetically, e.g. powdered ink
B41J 27/18UGR2
. .with liquid ink deposited
B41J 27/20UGR1
.with ink supplied by capillary action, e.g. through porous type-members, through porous platens
B41J 27/22UGR1
.with inking discs or sectors
B41J 29/00HGRDetails of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
B41J 29/02UGR1
.Framework
B41J 29/04UGR1
.Means for attaching machines to baseboards
B41J 29/06UGR1
.Special supports, platforms, or trolleys for supporting machines on tables
B41J 29/08UGR1
.Sound-deadening or shock-absorbing stands, supports, cases, or pads separate from machines
B41J 29/10UGR1
.Sound-deadening devices embodied in machines (B41J 19/04 takes precedence)
B41J 29/12UGR1
.Guards, shields or dust excluders [5]
B41J 29/13UGR2
. .Cases or covers [5]
B41J 29/14UGR1
.Attachments operated by the leg, e.g. the foot or knee
B41J 29/15UGR1
.Script supports connected to the typewriter or printer (tables, desks, office furniture, in general A47B) [5]
B41J 29/16UGR1
.Auxiliary receptacles for articles, e.g. erasers, pencils
B41J 29/17UGR1
.Cleaning arrangements [5]
B41J 29/18UGR1
.Mechanisms for rendering the print visible to the operator (ink-ribbon shifts B41J 35/20) [5]
B41J 29/19UGR2
. .with reflectors or illuminating devices [5]
B41J 29/20UGR1
.Arrangements of counting devices
B41J 29/22UGR2
. .Line counters
B41J 29/24UGR2
. .Word counters
B41J 29/26UGR1
.Devices, non-fluid media or methods for cancelling, correcting errors, underscoring or ruling [4]
B41J 29/28UGR2
. .Writing or like instruments in holders or guides
B41J 29/30UGR2
. .Wheels
B41J 29/32UGR2
. .Type-members
B41J 29/34UGR3
. . .repeatedly actuated
B41J 29/36UGR2
. .for cancelling or correcting errors by overprinting (B41J 31/00 takes precedence) [4]
B41J 29/367UGR3
. . .sheet media carrying a pigmented transferable correction layer [4]
B41J 29/373UGR3
. . .sheet media bearing an adhesive layer effective to lift off wrongly typed characters [4]
B41J 29/377UGR1
.Cooling or ventilating arrangements [5]
B41J 29/38UGR1
.Drives, motors, controls, or automatic cut-off devices for the entire printing mechanism
B41J 29/387UGR2
. .Automatic cut-off devices [5]
B41J 29/393UGR2
. .Devices for controlling or analysing the entire machine [5]
B41J 29/40UGR1
.Means for printing fixed, i.e. unchanging, matter in addition to selectable matter
B41J 29/42UGR1
.Scales and indicators, e.g. for determining side margins
B41J 29/44UGR2
. .for determining top and bottom margins or indicating exhaust of paper
B41J 29/46UGR1
.Applications of alarms, e.g. responsive to approach of end of line (responsive to transfer-material breakage or exhaustion B41J 17/36, B41J 35/36)
B41J 29/48UGR2
. .responsive to breakage or exhaustion of paper or approach of bottom of paper
B41J 29/50UGR1
.Side-stop mechanisms
B41J 29/52UGR1
.Top-and-bottom stop mechanisms
B41J 29/54UGR1
.Locking devices applied to printing mechanisms
B41J 29/56UGR2
. .and manually actuated
B41J 29/58UGR2
. .and automatically actuated
B41J 29/60UGR3
. . .in response to failure of power supply
B41J 29/62UGR3
. . .by the absence of paper to lock hammer mechanism
B41J 29/64UGR3
. . .by a function of the printer to lock the keyboard
B41J 29/66UGR4
. . . .Locking devices actuated when platen reaches the end of a line
B41J 29/68UGR3
. . .by completion of a page or predetermined number of lines or exhaustion of paper to lock the keyboard
B41J 29/70UGR3
. . .Interlocks between any two carriage-moving mechanisms, e.g. character-space, back-space, tabulation, carriage-return, or carriage-release mechanisms
B41J 31/00ZWInk ribbons; Ink-ribbon mechanisms
B41J 31/00HGRInk ribbons (sheet material for duplicating or marking B41M 5/00; storing webs or tapes, e.g. on reels, B65H 75/00); Renovating or testing ink ribbons
B41J 31/02UGR1
.Ink ribbons characterised by the material from which they are woven
B41J 31/04UGR2
. .woven from synthetic material
B41J 31/05UGR1
.Ink ribbons having coatings other than impression-material coatings
B41J 31/06UGR2
. .the coatings being directly on the base material, i.e. below impression-transfer material; Ink ribbons having base material impregnated with material other than impression material
B41J 31/08UGR2
. .the coatings being superimposed on impression-transfer material
B41J 31/09UGR1
.Ink ribbons characterised by areas carrying media for obliteration or removal of typing errors [4]
B41J 31/10UGR1
.Ink ribbons having arrangements to facilitate threading through a machine
B41J 31/12UGR1
.Ink ribbons having arrangements to prevent undesired contact between the impression-transfer material and machine parts or other articles
B41J 31/14UGR1
.Renovating or testing ink ribbons
B41J 31/16UGR2
. .while fitted in the machine using the ink ribbons
B41J 32/00HGRInk-ribbon cartridges [3]
B41J 32/02UGR1
.for endless ribbons [3]
B41J 33/00HGRApparatus or arrangements for feeding ink ribbons or like character-size impression-transfer material (ink-ribbon cartridges B41J 32/00)
B41J 33/02UGR1
.Ribbon arrangements
B41J 33/04UGR2
. .mounted on moving carriages
B41J 33/06UGR2
. .Ribbons associated, but not moving, with typewriter platens, e.g. extending transversely to the length of the platen
B41J 33/08UGR3
. . .and extending parallel to the length of the platen
B41J 33/10UGR2
. .Arrangements of endless ribbons
B41J 33/12UGR2
. .Ribbons carried by coaxially-mounted spools
B41J 33/14UGR1
.Ribbon-feed devices or mechanisms
B41J 33/16UGR2
. .with drive applied to spool or spool spindle
B41J 33/18UGR3
. . .by ratchet mechanism (B41J 33/30 takes precedence)
B41J 33/20UGR3
. . .by friction
B41J 33/22UGR3
. . .by gears or pulleys
B41J 33/24UGR2
. .with drive applied directly to ribbon
B41J 33/26UGR3
. . .by rollers engaging the ribbon
B41J 33/28UGR3
. . .by mechanism pulling or gripping the ribbon
B41J 33/30UGR2
. .Escapement mechanisms
B41J 33/32UGR2
. .Electromagnetic devices
B41J 33/34UGR2
. .driven by motors independently of the machine as a whole
B41J 33/36UGR2
. .with means for adjusting feeding rate
B41J 33/38UGR2
. .Slow, e.g. "creep", feed mechanisms
B41J 33/382UGR3
. . .the ribbon being fed only during carriage return
B41J 33/384UGR4
. . . .and attached to the carriage during writing
B41J 33/386UGR3
. . .the ribbon being fed only by operation of the line-spacing mechanism
B41J 33/388UGR3
. . .the ribbon being fed only when type impression takes place
B41J 33/40UGR2
. .with arrangements for reversing the feed direction
B41J 33/42UGR3
. . .manually
B41J 33/44UGR3
. . .automatically
B41J 33/46UGR4
. . . .and characterised by its application to mechanism in which two spools are driven by pawl-and-rachet mechanism
B41J 33/48UGR5
. . . . .comprising two pawls and ratchets, one for each spool
B41J 33/50UGR5
. . . . .comprising a single pawl or integral double-tooth pawl selectively engageable with two ratchets, one for each spool
B41J 33/51UGR4
. . . .and characterised by the use of particular reversing control means
B41J 33/512UGR5
. . . . .using a pivoted reversing-feeler engaging the external periphery of the wound ribbon
B41J 33/514UGR5
. . . . .using a pivoted reversing-feeler engaging the interior of the wound ribbon
B41J 33/516UGR5
. . . . .using a reversing-feeler responsive to the tension of the ribbon
B41J 33/518UGR5
. . . . .the reversing-feeler engaging buttons or the like secured to the ribbon near its ends
B41J 33/52UGR2
. .Braking devices therefor
B41J 33/54UGR2
. .for ensuring maximum life of the ribbon (B41J 33/38 takes precedence; by adjustment of vibrator mechanisms B41J 35/14)
B41J 33/56UGR3
. . .Ribbon adjusted transversely
B41J 33/58UGR3
. . .Ribbon fed angularly
B41J 33/60UGR2
. .responsive to telegraph code or other extraneous signals
B41J 35/00HGROther apparatus or arrangements associated with, or incorporated in, ink-ribbon mechanisms
B41J 35/02UGR1
.Frames or holders for unwound short lengths of ink ribbons
B41J 35/03UGR2
. .the holder being movable to inoperative position, e.g. by swinging upwardly
B41J 35/04UGR1
.Ink-ribbon guides
B41J 35/06UGR2
. .stationary
B41J 35/08UGR2
. .with tensioning arrangements
B41J 35/10UGR2
. .Vibrator mechanisms; Driving gear therefor
B41J 35/12UGR3
. . .adjustable, e.g. for case shift (key actions B41J 25/02)
B41J 35/14UGR4
. . . .for multicolour work; for ensuring maximum life of ink ribbon; for rendering ink ribbon inoperative
B41J 35/16UGR1
.Multicolour arrangements (B41J 35/10 takes precedence)
B41J 35/18UGR2
. .Colour change effected automatically
B41J 35/20UGR1
.Ink-ribbon shifts, e.g. for exposing print, for case-shift adjustment, for rendering ink ribbon inoperative
B41J 35/22UGR1
.Mechanisms permitting the selective use of a plurality of ink ribbons
B41J 35/23UGR2
. .with two or more ribbon guides
B41J 35/24UGR1
.Mechanisms specially adapted for feeding impression-transfer materials of foil form
B41J 35/26UGR1
.Ink-ribbon shields or backings
B41J 35/28UGR1
.Detachable carriers or holders for ink-ribbon mechanisms
B41J 35/30UGR1
.Manifolding or like arrangements
B41J 35/32UGR2
. .for producing a plurality of copies along the printing line by a single ink ribbon
B41J 35/34UGR2
. .using a plurality of separate ink ribbons, e.g. including one hectographic ink ribbon
B41J 35/35UGR2
. .using unwound short lengths of ink ribbons
B41J 35/36UGR1
.Alarms, indicators, or feed-disabling devices responsive to ink-ribbon breakage or exhaustion
B41J 35/38UGR1
.Feeding the ink ribbon to waste after use