IPC-Stelle: F16F [Version 2006.01]

SymbolTypTitel
FSKSECTION F — MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F16KLENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16FUKLSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
F16F 1/00HGRSprings (working with fluid F16F 5/00, F16F 9/00)
F16F 1/02UGR1
.made of steel or other material having low internal friction (F16F 1/36 takes precedence); Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant [6]
F16F 1/04UGR2
. .Wound springs
F16F 1/06UGR3
. . .with turns lying in cylindrical surfaces
F16F 1/08UGR3
. . .with turns lying in mainly conical surfaces
F16F 1/10UGR3
. . .Spiral springs with turns lying substantially in plane surfaces
F16F 1/12UGR3
. . .Attachments or mountings
F16F 1/13UGR4
. . . .comprising inserts or spacers between the windings for changing the mechanical or physical characteristics of the spring [6]
F16F 1/14UGR2
. .Torsion springs consisting of bars or tubes
F16F 1/16UGR3
. . .Attachments or mountings
F16F 1/18UGR2
. .Leaf springs
F16F 1/20UGR3
. . .with layers, e.g. anti-friction layers, or with rollers between the leaves
F16F 1/22UGR3
. . .with means for modifying the spring characteristic
F16F 1/24UGR3
. . .Lubrication; Covers, e.g. for retaining lubricant
F16F 1/26UGR3
. . .Attachments or mountings (B60G 11/10 takes precedence) [5]
F16F 1/28UGR4
. . . .comprising cylindrical metal pins pivoted in close-fitting sleeves
F16F 1/30UGR4
. . . .comprising intermediate pieces made of rubber or similar elastic material
F16F 1/32UGR2
. .Cup springs; Dished disc springs (diaphragms F16J 3/00)
F16F 1/34UGR2
. .Ring springs, i.e. annular bodies deformed radially due to axial load
F16F 1/36UGR1
.made of plastics, e.g. rubber; made of material having high internal friction
F16F 1/362UGR2
. .made of steel wool or compressed hair [6]
F16F 1/364UGR2
. .made of cork, wood or the like material [6]
F16F 1/366UGR2
. .made of fibre reinforced plastics [6]
F16F 1/368UGR3
. . .Leaf springs [6]
F16F 1/37UGR2
. .of foam-like material, e.g. sponge rubber
F16F 1/371UGR2
. .characterised by inserts or auxiliary extension elements, e.g. for rigidification (F16F 1/366, F16F 1/387 take precedence) [6]
F16F 1/373UGR2
. .characterised by having a particular shape [6]
F16F 1/374UGR3
. . .having a spherical or the like shape [6]
F16F 1/376UGR3
. . .having projections, studs, serrations or the like on at least one surface (F16F 1/387 takes precedence) [6]
F16F 1/377UGR3
. . .having holes or openings (F16F 1/387 takes precedence) [6]
F16F 1/379UGR2
. .characterised by arrangements for regulating the spring temperature, e.g. by cooling [6]
F16F 1/38UGR2
. .with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin
F16F 1/387UGR3
. . .comprising means for modifying the rigidity in particular directions [6]
F16F 1/393UGR3
. . .with spherical or conical sleeves [6]
F16F 1/40UGR2
. .consisting of a stack of similar elements separated by non-elastic intermediate layers
F16F 1/41UGR3
. . .the spring consisting of generally conically arranged elements [6]
F16F 1/42UGR2
. .characterised by the mode of stressing
F16F 1/44UGR3
. . .loaded mainly in compression
F16F 1/46UGR3
. . .loaded mainly in tension
F16F 1/48UGR3
. . .loaded mainly in torsion
F16F 1/50UGR3
. . .loaded mainly in shear
F16F 1/52UGR3
. . .loaded in combined stresses
F16F 1/54UGR4
. . . .loaded in compression and shear
F16F 3/00HGRSpring units consisting of several springs, e.g. for obtaining a desired spring characteristic (including fluid springs F16F 5/00, F16F 13/00)
F16F 3/02UGR1
.with springs made of steel or of other material having low internal friction
F16F 3/04UGR2
. .composed only of wound springs
F16F 3/06UGR3
. . .of which some are placed around others in such a way that they damp each other by mutual friction
F16F 3/07UGR2
. .combined with chambers filled with gas or liquid
F16F 3/08UGR1
.with springs made of a material having high internal friction, e.g. rubber
F16F 3/087UGR2
. .Units comprising several springs made of plastics or the like material (F16F 1/40 takes precedence) [6]
F16F 3/093UGR3
. . .the springs being of different materials, e.g. having different types of rubber [6]
F16F 3/10UGR2
. .combined with springs made of steel or other material having low internal friction
F16F 3/12UGR3
. . .the steel spring being in contact with the rubber spring, e.g. being embedded in it [6]
F16F 5/00HGRLiquid springs in which the liquid works as a spring by compression, e.g. combined with throttling action; Combinations of devices including liquid springs
F16F 6/00HGRMagnetic springs; Fluid magnetic springs
F16F 7/00HGRVibration-dampers; Shock-absorbers (using fluid F16F 5/00, F16F 9/00; specific for rotary systems F16F 15/10)
F16F 7/01UGR1
.using friction between loose particles, e.g. sand [6]
F16F 7/02UGR1
.with relatively-rotatable friction surfaces that are pressed together (F16F 7/01 takes precedence; one of the members being a spring F16F 13/02) [6]
F16F 7/04UGR2
. .in the direction of the axis of rotation
F16F 7/06UGR2
. .in a direction perpendicular or inclined to the axis of rotation
F16F 7/08UGR1
.with friction surfaces rectilinearly movable along each other (F16F 7/01 takes precedence) [6]
F16F 7/09UGR2
. .in dampers of the cylinder-and-piston type [6]
F16F 7/10UGR1
.using inertia effect
F16F 7/104UGR2
. .the inertia member being resiliently mounted [6]
F16F 7/108UGR3
. . .on plastics springs [6]
F16F 7/112UGR3
. . .on fluid springs [6]
F16F 7/116UGR3
. . .on metal springs [6]
F16F 7/12UGR1
.using plastic deformation of members
F16F 7/14UGR1
.of cable-support type, i.e. frictionally-engaged loop-forming cables
F16F 9/00HGRSprings, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium (F16F 5/00 takes precedence; connection of valves to inflatable elastic bodies B60C 29/00; door-operating appliances with fluid braking systems E05F)
F16F 9/02UGR1
.using gas only
F16F 9/04UGR2
. .in a chamber with a flexible wall
F16F 9/05UGR3
. . .the flexible wall being of the rolling diaphragm type [5]
F16F 9/06UGR1
.using both gas and liquid
F16F 9/08UGR2
. .in a chamber with a flexible wall
F16F 9/084UGR3
. . .comprising a gas spring contained within a flexible wall, the wall not being in contact with the damping fluid, i.e. mounted externally on the damper cylinder [6]
F16F 9/088UGR3
. . .comprising a gas spring with a flexible wall provided within the cylinder on the piston rod of a monotubular damper or within the inner tube of a bitubular damper [6]
F16F 9/092UGR3
. . .comprising a gas spring with a flexible wall provided between the tubes of a bitubular damper [6]
F16F 9/096UGR3
. . .comprising a hydropneumatic accumulator of the membrane type provided on the upper or the lower end of a damper or separately from or laterally on the damper [6]
F16F 9/10UGR1
.using liquid only; using a fluid of which the nature is immaterial
F16F 9/12UGR2
. .Devices with one or more rotary vanes turning in the fluid, any throttling effect being immaterial
F16F 9/14UGR2
. .Devices with one or more members, e.g. pistons, vanes, moving to and fro in chambers and using throttling effect
F16F 9/16UGR3
. . .involving only straight-line movement of the effective parts
F16F 9/18UGR4
. . . .with a closed cylinder and a piston separating two or more working spaces therein
F16F 9/19UGR5
. . . . .with a single cylinder
F16F 9/20UGR5
. . . . .with the piston-rod extending through both ends of the cylinder
F16F 9/22UGR4
. . . .with one or more cylinders, each having a single working space closed by a piston or plunger
F16F 9/24UGR5
. . . . .with a single cylinder and a single piston or plunger
F16F 9/26UGR5
. . . . .with two cylinders in line and with the two pistons or plungers connected together
F16F 9/28UGR5
. . . . .with two parallel cylinders and with the two pistons or plungers connected together
F16F 9/30UGR1
.with solid or semi-solid material, e.g. pasty masses, as damping medium
F16F 9/32UGR1
.Details
F16F 9/34UGR2
. .Special valve constructions (valves in general F16K); Shape or construction of throttling passages
F16F 9/342UGR3
. . .Throttling passages operating with metering pins
F16F 9/344UGR3
. . .Vortex flow passages [6]
F16F 9/346UGR3
. . .Throttling passages in the form of slots arranged in cylinder walls
F16F 9/348UGR3
. . .Throttling passages in the form of annular discs operating in opposite directions
F16F 9/36UGR2
. .Special sealings, including sealings or guides for piston-rods
F16F 9/38UGR2
. .Covers for protection or appearance
F16F 9/40UGR2
. .Arrangements for preventing froth
F16F 9/42UGR2
. .Cooling arrangements
F16F 9/43UGR2
. .Filling arrangements, e.g. for supply of gas
F16F 9/44UGR2
. .Means on or in the damper for manual or non-automatic adjustment; such means combined with temperature correction (F16F 9/53, F16F 9/56 take precedence; temperature correction only F16F 9/52) [5, 6]
F16F 9/46UGR3
. . .allowing control from a distance
F16F 9/48UGR2
. .Arrangements for providing different damping effects at different parts of the stroke (F16F 9/53, F16F 9/56 take precedence) [5, 6]
F16F 9/49UGR3
. . .Stops limiting fluid passage, e.g. hydraulic stops
F16F 9/50UGR2
. .Special means providing automatic damping adjustment (F16F 9/53, F16F 9/56 take precedence) [5, 6]
F16F 9/504UGR3
. . .Inertia-sensitive means [6]
F16F 9/508UGR3
. . .Means responsive to the velocity of movement of the piston [6]
F16F 9/512UGR3
. . .Means responsive to load action on the damper or fluid pressure in the damper [6]
F16F 9/516UGR3
. . .resulting in the damping effects during contraction being different from the damping effects during extension [6]
F16F 9/52UGR3
. . .in case of change of temperature (combined with external adjustment F16F 9/44)
F16F 9/53UGR2
. .Means for adjusting damping characteristics by varying fluid viscosity, e.g. electromagnetically [5]
F16F 9/54UGR2
. .Arrangements for attachment
F16F 9/56UGR2
. .Means for adjusting the length of, or for locking, the spring or damper, e.g. at the end of the stroke [6]
F16F 9/58UGR2
. .Stroke limiting stops, e.g. arranged on the piston rod outside the cylinder (F16F 9/49 takes precedence) [6]
F16F 11/00HGRVibration-dampers or shock-absorbers working with both friction and a damping fluid
F16F 13/00HGRUnits comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs (F16F 5/00 takes precedence)
F16F 13/02UGR1
.damping by frictional contact between the spring and braking means (frictionally coacting wound springs F16F 3/06)
F16F 13/04UGR1
.comprising both a plastics spring and a damper, e.g. a friction damper [6]
F16F 13/06UGR2
. .the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper (F16F 13/26 takes precedence) [6]
F16F 13/08UGR3
. . .the plastics spring forming at least a part of the wall of the fluid chamber of the damper (F16F 13/20-F16F 13/24 take precedence) [6]
F16F 13/10UGR4
. . . .the wall being at least in part formed by a flexible membrane or the like (F16F 13/12-F16F 13/18 take precedence) [6]
F16F 13/12UGR4
. . . .Single chamber dampers (F16F 13/14 takes precedence) [6]
F16F 13/14UGR4
. . . .Units of the bushing type [6]
F16F 13/16UGR5
. . . . .specially adapted for receiving axial loads [6]
F16F 13/18UGR4
. . . .characterised by the location or the shape of the equilibration chamber, e.g. the equilibration chamber surrounding the plastics spring or being annular (F16F 13/14 takes precedence) [6]
F16F 13/20UGR3
. . .characterised by comprising also a pneumatic spring (F16F 13/22 takes precedence) [6]
F16F 13/22UGR3
. . .characterised by comprising also a dynamic damper (dampers using inertia effect per se F16F 7/10) [6]
F16F 13/24UGR3
. . .the central part of the unit being supported by one element and both extremities of the unit being supported by a single other element, i.e. double acting mounting [6]
F16F 13/26UGR2
. .characterised by adjusting or regulating devices responsive to exterior conditions [6]
F16F 13/28UGR3
. . .specially adapted for units of the bushing type (F16F 13/30 takes precedence) [6]
F16F 13/30UGR3
. . .comprising means for varying fluid viscosity, e.g. of magnetic or electrorheological fluids [6]
F16F 15/00HGRSuppression of vibrations in systems (vehicle seat suspension devices B60N 2/50); Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion (testing static or dynamic balance of machines or structures G01M 1/00)
F16F 15/02UGR1
.Suppression of vibrations of non-rotating, e.g. reciprocating, systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating system (layered products B32B; suppression of vibration in ships B63)
F16F 15/023UGR2
. .using fluid means [6]
F16F 15/027UGR3
. . .comprising control arrangements [6]
F16F 15/03UGR2
. .using electromagnetic means (F16F 9/53 takes precedence) [5]
F16F 15/04UGR2
. .using elastic means (single elements or their attachment F16F 1/00-F16F 13/00) [2]
F16F 15/06UGR3
. . .with metal springs (with rubber springs also F16F 15/08)
F16F 15/067UGR4
. . . .using only wound springs [6]
F16F 15/073UGR4
. . . .using only leaf springs [6]
F16F 15/08UGR3
. . .with rubber springs
F16F 15/10UGR1
.Suppression of vibrations in rotating systems by making use of members moving with the system (by balancing F16F 15/22; with flywheels acting variably or intermittently F16H)
F16F 15/12UGR2
. .using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon (F16F 15/16 takes precedence) [6]
F16F 15/121UGR3
. . .using springs as elastic members, e.g. metallic springs (F16F 15/131 takes precedence) [6]
F16F 15/123UGR4
. . . .Wound springs [6]
F16F 15/124UGR4
. . . .Plastics springs, e.g. made of rubber (F16F 15/123 takes precedence) [6]
F16F 15/126UGR5
. . . . .consisting of at least one annular element surrounding the axis of rotation [6]
F16F 15/127UGR4
. . . .using plastics springs combined with other types of springs [6]
F16F 15/129UGR3
. . .characterised by friction-damping means (F16F 15/131 takes precedence) [6]
F16F 15/131UGR3
. . .the rotating system comprising two or more gyratory masses [6]
F16F 15/133UGR4
. . . .using springs as elastic members, e.g. metallic springs [6]
F16F 15/134UGR5
. . . . .Wound springs [6]
F16F 15/136UGR5
. . . . .Plastics springs, e.g. made of rubber (F16F 15/134 takes precedence) [6]
F16F 15/137UGR5
. . . . .the elastic members consisting of two or more springs of different types [6]
F16F 15/139UGR4
. . . .characterised by friction-damping means [6]
F16F 15/14UGR2
. .using freely-swinging masses rotating with the system
F16F 15/16UGR2
. .using a fluid (devices connecting input and output members F16D)
F16F 15/167UGR3
. . .having an inertia member, e.g. ring [6]
F16F 15/173UGR4
. . . .provided within a closed housing [6]
F16F 15/18UGR2
. .using electric means (dynamo-electric devices H02K)
F16F 15/20UGR1
.Suppression of vibrations of rotating systems by favourable grouping or relative arrangement of the moving members of the system or systems
F16F 15/22UGR1
.Compensation of inertia forces
F16F 15/24UGR2
. .of crankshaft systems by particular disposition of cranks, pistons, or the like
F16F 15/26UGR2
. .of crankshaft systems using solid masses, other than the ordinary pistons, moving with the system
F16F 15/28UGR1
.Counterweights; Attaching or mounting same (for roll-type closures E06B 9/62)
F16F 15/30UGR1
.Flywheels (F16F 15/16 takes precedence; suppression of vibrations in rotating systems using elastic members or friction-damping members moving with the system F16F 15/12; rotary-body aspects in general F16C 13/00, F16C 15/00) [6]
F16F 15/305UGR2
. .made of plastics, e.g. fibre reinforced plastics (FRP) [6]
F16F 15/31UGR2
. .characterised by means for varying the moment of inertia [6]
F16F 15/315UGR2
. .characterised by their supporting arrangement, e.g. mountings, cages, securing inertia member to shaft (F16F 15/31 takes precedence) [6]
F16F 15/32UGR1
.Correcting- or balancing-weights or equivalent means for balancing rotating bodies, e.g. vehicle wheels [2, 5]
F16F 15/34UGR2
. .Fastening arrangements therefor [5]
F16F 15/36UGR2
. .operating automatically [5]