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IPC-Stelle: G11B 5/133 2-Punkt Untergruppe [Version 2013.01, Sprache EN - English]

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Symbol		Titel
A Hierarchieinformationen		SECTION A — HUMAN NECESSITIES
B Hierarchieinformationen		SECTION B — PERFORMING OPERATIONS; TRANSPORTING
C Hierarchieinformationen		SECTION C — CHEMISTRY; METALLURGY
D Hierarchieinformationen		SECTION D — TEXTILES; PAPER
E Hierarchieinformationen		SECTION E — FIXED CONSTRUCTIONS
F Hierarchieinformationen		SECTION F — MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
G Hierarchieinformationen		SECTION G — PHYSICS
G01 Hierarchieinformationen		INSTRUMENTS
G01 Hierarchieinformationen		MEASURING; TESTING
G02 Hierarchieinformationen		OPTICS
G03 Hierarchieinformationen		PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY [4]
G04 Hierarchieinformationen		HOROLOGY
G05 Hierarchieinformationen		CONTROLLING; REGULATING
G06 Hierarchieinformationen		COMPUTING; CALCULATING; COUNTING
G07 Hierarchieinformationen		CHECKING-DEVICES
G08 Hierarchieinformationen		SIGNALLING
G09 Hierarchieinformationen		EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
G10 Hierarchieinformationen		MUSICAL INSTRUMENTS; ACOUSTICS
G11 Hierarchieinformationen		INFORMATION STORAGE
G11B Hierarchieinformationen		INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER (recording measured values in a way that does not require playback through a transducer G01D 9/00; recording or playback apparatus using mechanically marked tape, e.g. punched paper tape, or using unit records, e.g. punched or magnetically marked cards G06K; transferring data from one type of record carrier to another G06K 1/18; circuits for coupling output of reproducer to radio receiver H04B 1/20; gramophone pick-ups or like acoustic electromechanical transducers or circuits therefor H04R)
G11B 3/00 Hierarchieinformationen		Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor (G11B 11/00 takes precedence)
G11B 5/00 Hierarchieinformationen		Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor (G11B 11/00 takes precedence) [4]
G11B 5/004 Hierarchieinformationen		. Recording on, or reproducing or erasing from, magnetic drums (G11B 19/00 takes precedence) [2]
G11B 5/008 Hierarchieinformationen		. Recording on, or reproducing or erasing from, magnetic tapes or wires (G11B 15/00 takes precedence) [2]
G11B 5/012 Hierarchieinformationen		. Recording on, or reproducing or erasing from, magnetic discs (G11B 17/00, G11B 19/00 take precedence) [2]
G11B 5/016 Hierarchieinformationen		. . using magnetic foils [2]
G11B 5/02 Hierarchieinformationen		. Recording, reproducing or erasing methods; Read, write or erase circuits therefor [2]
G11B 5/024 Hierarchieinformationen		. . Erasing [4]
G11B 5/027 Hierarchieinformationen		. . Analogue recording [2]
G11B 5/03 Hierarchieinformationen		. . . Biasing [4]
G11B 5/035 Hierarchieinformationen		. . . Equalising [4]
G11B 5/09 Hierarchieinformationen		. . Digital recording [2]
G11B 5/10 Hierarchieinformationen		. Structure or manufacture of housings or shields for heads [4]
G11B 5/105 Hierarchieinformationen		. . Mounting of head within housing [2]
G11B 5/11 Hierarchieinformationen		. . Shielding of head against electric or magnetic fields [2]
G11B 5/115 Hierarchieinformationen		. . . Shielding device arranged between heads or windings (G11B 5/29 takes precedence) [2]
G11B 5/127 Hierarchieinformationen		. Structure or manufacture of heads, e.g. inductive [4]
G11B 5/133 Hierarchieinformationen		. . with cores composed of particles, e.g. with dust cores, with ferrite cores [4]
G11B 5/147 Hierarchieinformationen		. . with cores being composed of metal sheets, i.e. laminated cores [4]
G11B 5/153 Hierarchieinformationen		. . . with tape-wound cores [4]
G11B 5/17 Hierarchieinformationen		. . Construction or disposition of windings [4]
G11B 5/187 Hierarchieinformationen		. . Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to, the recording medium; Pole pieces; Gap features (G11B 5/265, G11B 5/31 take precedence) [4]
G11B 5/193 Hierarchieinformationen		. . . the pole pieces being ferrite [4]
G11B 5/21 Hierarchieinformationen		. . . the pole pieces being of ferrous sheet metal [4]
G11B 5/23 Hierarchieinformationen		. . . Gap features [4]
G11B 5/235 Hierarchieinformationen		. . . . Selection of material for gap filler [4]
G11B 5/245 Hierarchieinformationen		. . . comprising means for controlling the reluctance of the magnetic circuit (G11B 5/255 takes precedence) [4]
G11B 5/255 Hierarchieinformationen		. . . comprising means for protection against wear [4]
G11B 5/265 Hierarchieinformationen		. . Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track (G11B 5/33 takes precedence) [4]
G11B 5/29 Hierarchieinformationen		. . Structure or manufacture of unitary devices formed of plural heads for more than one track [4]
G11B 5/31 Hierarchieinformationen		. . using thin film (G11B 5/33 takes precedence) [4]
G11B 5/325 Hierarchieinformationen		. . Erasing heads using permanent magnets (general details therefor G11B 5/133-G11B 5/255) [4]
G11B 5/33 Hierarchieinformationen		. . Structure or manufacture of flux-sensitive heads (general details therefor G11B 5/133-G11B 5/255) [4]
G11B 5/335 Hierarchieinformationen		. . . with saturated jig, e.g. for detecting second harmonic, balanced-flux head [4]
G11B 5/35 Hierarchieinformationen		. . . having vibrating elements [4]
G11B 5/37 Hierarchieinformationen		. . . using galvano-magnetic devices, e.g. Hall-effect devices (G11B 5/39 takes precedence) [4]
G11B 5/39 Hierarchieinformationen		. . . using magneto-resistive devices [4]
G11B 5/40 Hierarchieinformationen		. Protective measures on heads, e.g. against excessive temperature (G11B 5/31 takes precedence; protection against wear G11B 5/255) [4]
G11B 5/41 Hierarchieinformationen		. Cleaning of heads [2]
G11B 5/455 Hierarchieinformationen		. Arrangements for functional testing of heads; Measuring arrangements for heads [4]
G11B 5/465 Hierarchieinformationen		. Arrangements for demagnetisation of heads [4]
G11B 5/48 Hierarchieinformationen		. Disposition or mounting of heads relative to record carriers
G11B 5/49 Hierarchieinformationen		. . Fixed mountings [2]
G11B 5/50 Hierarchieinformationen		. . Interchangeable mountings, e.g. for replacement of head without readjustment
G11B 5/52 Hierarchieinformationen		. . with simultaneous movement of head and record carrier, e.g. rotation of head (G11B 5/588 takes precedence) [4]
G11B 5/53 Hierarchieinformationen		. . . Disposition or mounting of heads on rotating support [4]
G11B 5/54 Hierarchieinformationen		. . with provision for moving the head into, or out of, its operative position or across tracks [2]
G11B 5/55 Hierarchieinformationen		. . . Track change, selection, or acquisition by displacement of the head [2]
G11B 5/56 Hierarchieinformationen		. . with provision for moving the head for the purpose of adjusting the position of the head relative to the record carrier, e.g. manual adjustment for azimuth correction or track centering (G11B 5/54, G11B 5/58 take precedence) [2]
G11B 5/58 Hierarchieinformationen		. . with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following [2]
G11B 5/584 Hierarchieinformationen		. . . for track following on tapes [4]
G11B 5/588 Hierarchieinformationen		. . . . by controlling the position of the rotating heads (by controlling the speed of the record carrier G11B 15/467; by controlling the speed of the rotating heads G11B 15/473) [4]
G11B 5/592 Hierarchieinformationen		. . . . . using bimorph elements supporting the heads [4]
G11B 5/596 Hierarchieinformationen		. . . for track following on discs [4]
G11B 5/60 Hierarchieinformationen		. . . Fluid-dynamic spacing of heads from record carriers
G11B 5/62 Hierarchieinformationen		. Record carriers characterised by the selection of the material
G11B 5/627 Hierarchieinformationen		. . of leaders for magnetic tapes, e.g. non-magnetic strips on the tapes or for connection [4]
G11B 5/633 Hierarchieinformationen		. . of cinematographic films or slides with integral magnetic track [4]
G11B 5/64 Hierarchieinformationen		. . comprising only the magnetic material without bonding agent
G11B 5/65 Hierarchieinformationen		. . . characterised by its composition (G11B 5/66 takes precedence) [7]
G11B 5/66 Hierarchieinformationen		. . . the record carriers consisting of several layers
G11B 5/667 Hierarchieinformationen		. . . . including a soft magnetic layer [7]
G11B 5/673 Hierarchieinformationen		. . . . comprising the repeated occurrence of two or more layers [7]
G11B 5/68 Hierarchieinformationen		. . comprising one or more layers of magnetisable particles homogeneously mixed with a bonding agent
G11B 5/70 Hierarchieinformationen		. . . on a base layer [1, 7]
G11B 5/702 Hierarchieinformationen		. . . . characterised by the bonding agent [4]
G11B 5/706 Hierarchieinformationen		. . . . characterised by the composition of the magnetic material [4]
G11B 5/708 Hierarchieinformationen		. . . . characterised by the addition of non-magnetic particles to the magnetic layer [4]
G11B 5/71 Hierarchieinformationen		. . . . characterised by the lubricant [4]
G11B 5/712 Hierarchieinformationen		. . . . characterised by the surface treatment or coating of magnetic particles [4]
G11B 5/714 Hierarchieinformationen		. . . . characterised by the dimension of the magnetic particles [4]
G11B 5/716 Hierarchieinformationen		. . . . characterised by two or more magnetic layers [4]
G11B 5/718 Hierarchieinformationen		. . . . . at least one on each side of the base layer [4]
G11B 5/72 Hierarchieinformationen		. . Protective coatings, e.g. anti-static
G11B 5/725 Hierarchieinformationen		. . . containing a lubricant [7]
G11B 5/73 Hierarchieinformationen		. . Base layers [7]
G11B 5/733 Hierarchieinformationen		. . . characterised by the addition of non-magnetic particles [7]
G11B 5/735 Hierarchieinformationen		. . . characterised by the back layer [7]
G11B 5/738 Hierarchieinformationen		. . . characterised by the intermediate layer [7]
G11B 5/74 Hierarchieinformationen		. Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
G11B 5/76 Hierarchieinformationen		. . Drum carriers
G11B 5/78 Hierarchieinformationen		. . Tape carriers
G11B 5/80 Hierarchieinformationen		. . Card carriers
G11B 5/82 Hierarchieinformationen		. . Disc carriers
G11B 5/84 Hierarchieinformationen		. Processes or apparatus specially adapted for manufacturing record carriers
G11B 5/842 Hierarchieinformationen		. . Coating a support with a liquid magnetic dispersion [4]
G11B 5/845 Hierarchieinformationen		. . . in a magnetic field [4]
G11B 5/848 Hierarchieinformationen		. . Coating a support with a magnetic layer by extrusion [4]
G11B 5/85 Hierarchieinformationen		. . Coating a support with a magnetic layer by vapour deposition [4]
G11B 5/851 Hierarchieinformationen		. . Coating a support with a magnetic layer by sputtering [7]
G11B 5/852 Hierarchieinformationen		. . Orientation in a magnetic field (G11B 5/845 takes precedence) [4]
G11B 5/855 Hierarchieinformationen		. . Coating only part of a support with a magnetic layer [4]
G11B 5/858 Hierarchieinformationen		. . Producing a magnetic layer by electro-plating or electroless plating [4]
G11B 5/86 Hierarchieinformationen		. Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers
G11B 7/00 Hierarchieinformationen		Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power; Record carriers therefor (G11B 11/00, G11B 13/00 take precedence) [4, 7]
G11B 9/00 Hierarchieinformationen		Recording or reproducing using a method or means not covered by one of the main groups G11B 3/00-G11B 7/00; Record carriers therefor (G11B 11/00 takes precedence) [4]
G11B 11/00 Hierarchieinformationen		Recording on, or reproducing from, the same record carrier wherein for these two operations the methods or means are covered by different main groups of groups G11B 3/00-G11B 7/00 or by different subgroups of group G11B 9/00; Record carriers therefor
G11B 13/00 Hierarchieinformationen		Recording simultaneously or selectively by methods or means covered by different main groups; Record carriers therefor; Reproducing simultaneously or selectively therefrom [1, 7]
G11B 15/00 Hierarchieinformationen		Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function (driving or guiding heads G11B 3/00-G11B 7/00, G11B 21/00) [2]
G11B 17/00 Hierarchieinformationen		Guiding record carriers not specifically of filamentary or web form, or of supports therefor (guiding cards or sheets G06K 13/00)
G11B 19/00 Hierarchieinformationen		Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function
G11B 20/00 Hierarchieinformationen		Signal processing not specific to the method of recording or reproducing; Circuits therefor [4]
G11B 21/00 Hierarchieinformationen		Head arrangements not specific to the method of recording or reproducing
G11B 23/00 Hierarchieinformationen		Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus [4]
G11B 25/00 Hierarchieinformationen		Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing [4]
G11B 27/00 Hierarchieinformationen		Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel [2, 4]
G11B 31/00 Hierarchieinformationen		Arrangements for the associated working of recording or reproducing apparatus with related apparatus (with cameras or projectors G03B 31/00) [1, 7]
G11B 33/00 Hierarchieinformationen		Constructional parts, details or accessories not provided for in the other groups of this subclass [4]
G11C Hierarchieinformationen		STATIC STORES (information storage based on relative movement between record carrier and transducer G11B; semiconductor devices for storage H01L, e.g. H01L 27/108-H01L 27/115; pulse technique in general H03K, e.g. electronic switches H03K 17/00)
G12 Hierarchieinformationen		INSTRUMENT DETAILS
G21 Hierarchieinformationen		NUCLEONICS
G21 Hierarchieinformationen		NUCLEAR PHYSICS; NUCLEAR ENGINEERING
G99 Hierarchieinformationen		SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
H Hierarchieinformationen		SECTION H — ELECTRICITY

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