IPC-Stelle: F16J 15/20 [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
F16JUKLPISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS
F16J 1/00HGRPistons; Trunk pistons; Plungers (bellows pistons F16J 3/06; piston-rings or seats therefor F16J 9/00; rotary pistons, e.g. for "Wankel" type engines, F01C; specific for combustion engines, i.e. constructed to withstand high temperature or modified for guiding, igniting, vaporising, or otherwise treating the charge, F02F; pistons specially adapted for reciprocating-piston liquid engines F03C 1/28; for pumps F04B; floats F16K 33/00)
F16J 1/01UGR1
.characterised by the use of particular materials (F16J 1/02 takes precedence) [3]
F16J 1/02UGR1
.Bearing surfaces
F16J 1/04UGR1
.Resilient guiding parts, e.g. skirts, particularly for trunk pistons
F16J 1/06UGR2
. .with separate expansion members; Espansion members
F16J 1/08UGR1
.Constructional features providing for lubrication
F16J 1/09UGR1
.with means for guiding fluids (F16J 1/08 takes precedence) [3]
F16J 1/10UGR1
.Connection to driving members
F16J 1/12UGR2
. .with piston-rods, i.e. rigid connections
F16J 1/14UGR2
. .with connecting-rods, i.e. pivotal connections
F16J 1/16UGR3
. . .with gudgeon-pin; Gudgeon-pins
F16J 1/18UGR4
. . . .Securing of gudgeon-pins
F16J 1/20UGR3
. . .with rolling contact, other than in ball or roller bearings
F16J 1/22UGR3
. . .with universal joint, e.g. ball-joint
F16J 1/24UGR2
. .designed to give the piston some rotary movement about its axis
F16J 3/00HGRDiaphragms; Bellows; Bellows pistons (connection of valves to inflatable elastic bodies B60C 29/00; bellows or the like used in instruments G12B 1/04; diaphragms for electromechanical transducers H04R 7/00)
F16J 3/02UGR1
.Diaphragms [2]
F16J 3/04UGR1
.Bellows [2]
F16J 3/06UGR1
.Bellows pistons [2]
F16J 7/00HGRPiston-rods, i.e. rods rigidly connected to the piston (connecting-rods or like links pivoted at both ends F16C 7/00)
F16J 9/00HGRPiston-rings, seats therefor; Ring sealings of similar construction in general (other sealings between pistons and cylinders F16J 3/06, F16J 15/16; tools for mounting or removing piston-rings or the like B25B; piston sealing arrangements on brake master cylinders B60T 11/236) [2, 5]
F16J 9/02UGR1
.L-section rings
F16J 9/04UGR1
.Helical rings
F16J 9/06UGR1
.using separate springs expanding the rings; Springs therefor
F16J 9/08UGR1
.with expansion obtained by pressure of the medium
F16J 9/10UGR1
.Special members for adjusting the rings
F16J 9/12UGR1
.Details
F16J 9/14UGR2
. .Joint-closures
F16J 9/16UGR3
. . .obtained by stacking of rings
F16J 9/18UGR3
. . .with separate bridge-elements
F16J 9/20UGR2
. .Rings with special cross-section (L-section rings F16J 9/02); Oil-scraping rings
F16J 9/22UGR2
. .Rings for preventing wear of grooves or like seatings
F16J 9/24UGR2
. .Members preventing rotation of rings in grooves
F16J 9/26UGR1
.characterised by the use of particular materials [3]
F16J 9/28UGR2
. .of non-metals [3]
F16J 10/00HGREngine or like cylinders (pressure vessels in general F16J 12/00; cylinders for engines or other apparatus of particular kinds, see the appropriate subclasses, e.g. for combustion engines F02F); Features of hollow, e.g. cylindrical, bodies in general [3]
F16J 10/02UGR1
.Cylinders designed to receive moving pistons or plungers [3]
F16J 10/04UGR2
. .Running faces; Liners [3]
F16J 12/00HGRPressure vessels in general (covers therefor F16J 13/00; for particular applications, see the relevant subclasses, e.g. B01J, F17C, G21C) [3]
F16J 13/00HGRCovers or similar closure members for pressure vessels in general (for engine or like cylinders F16J 10/00; sealings F16J 15/02; covers for box-like containers B65D 43/00; devices for securing or retaining closure members B65D 45/00; closures for containers not otherwise provided for B65D 51/00; manholes, covers for large containers B65D 90/10; gates or closures for large containers B65D 90/54; for vessels for containing or storing compressed, liquefied or solidified gases F17C 13/06; steam boilers F22B)
F16J 13/02UGR1
.Detachable closure members; Means for tightening closures (F16J 13/16, F16J 13/22 take precedence) [3]
F16J 13/04UGR2
. .attached with a bridge member
F16J 13/06UGR2
. .attached only by clamps along the circumference
F16J 13/08UGR2
. .attached by one or more members actuated to project behind a part or parts of the frame (similar constructions for doors or windows E05C 9/00)
F16J 13/10UGR2
. .attached by means of a divided ring
F16J 13/12UGR2
. .attached by wedging action by means of screw-thread, interrupted screw-thread, bayonet closure, or the like
F16J 13/14UGR2
. .attached exclusively by spring action or elastic action
F16J 13/16UGR1
.Pivoted closures (F16J 13/22 takes precedence) [3]
F16J 13/18UGR2
. .pivoted directly on the frame
F16J 13/20UGR2
. .mounted by mobile fastening on swinging arms
F16J 13/22UGR1
.with movement parallel to the plane of the opening [3]
F16J 13/24UGR1
.with safety devices, e.g. to prevent opening prior to pressure release [3]
F16J 15/00HGRSealings (sealing arrangements for vehicle windows, windscreens, non-fixed roofs, doors, or similar devices B60J 10/00; sealing or packing elements for container closures B65D 53/00; sealing arrangements in rotary-piston machines or engines F01C 19/00; sealings in non-positive-displacement machines or engines F01D 11/00; arrangements of sealings in combustion engines F02F 11/00; sealing arrangements in rotary-piston pumps F04C 27/00; sealing lead-in or lead-through insulators H01B 17/30) [5]
F16J 15/02UGR1
.between relatively-stationary surfaces (F16J 15/46, F16J 15/48 take precedence)
F16J 15/04UGR2
. .without packing between the surfaces, e.g. with ground surfaces, with cutting edge
F16J 15/06UGR2
. .with solid packing compressed between sealing surfaces
F16J 15/08UGR3
. . .with exclusively metal packing
F16J 15/10UGR3
. . .with non-metallic packing
F16J 15/12UGR4
. . . .with metal reinforcement or covering
F16J 15/14UGR2
. .by means of granular or plastic material, or fluid
F16J 15/16UGR1
.between relatively-moving surfaces (F16J 15/50, F16J 15/52 take precedence; bellows pistons F16J 3/06; piston-rings or ring sealings of similar construction in general F16J 9/00; spindle sealings for valves F16K 41/00) [2]
F16J 15/18UGR2
. .with stuffing-boxes for elastic or plastic packings
F16J 15/20UGR3
. . .Packing materials therefor
F16J 15/22UGR4
. . . .shaped as strands, ropes, threads, ribbons, or the like
F16J 15/24UGR3
. . .with radially or tangentially compressed packing
F16J 15/26UGR2
. .with stuffing-boxes for rigid sealing rings
F16J 15/28UGR3
. . .with sealing rings made of metal
F16J 15/30UGR3
. . .with sealing rings made of carbon
F16J 15/32UGR2
. .with elastic sealing lip
F16J 15/34UGR2
. .with slip-ring pressed against a more or less radial face on one member
F16J 15/36UGR3
. . .connected by a diaphragm to the other member
F16J 15/38UGR3
. . .sealed by a packing [2]
F16J 15/40UGR2
. .by means of fluid
F16J 15/42UGR3
. . .kept in sealing position by centrifugal force
F16J 15/43UGR3
. . .kept in sealing position by magnetic force [6]
F16J 15/44UGR1
.Free-space packings
F16J 15/447UGR2
. .Labyrinth packings [3]
F16J 15/453UGR3
. . .characterised by the use of particular materials [3]
F16J 15/46UGR1
.with packing ring expanded or pressed into place by fluid pressure, e.g. inflatable packings (connection of valves to inflatable elastic bodies B60C 29/00; specially adapted for tube connections F16L)
F16J 15/48UGR2
. .influenced by the pressure within the member to be sealed
F16J 15/50UGR1
.between relatively-movable members, by means of a sealing without relatively-moving surfaces, e.g. fluid-tight sealings for transmitting motion through a wall
F16J 15/52UGR2
. .by means of sealing bellows or diaphragms (connection of valves to inflatable elastic bodies B60C 29/00)
F16J 15/53UGR1
.using magnetic means [6]
F16J 15/54UGR1
.Other sealings for rotating shafts
F16J 15/56UGR1
.Other sealings for reciprocating rods