| Patents for F16J 1 - Pistons; Trunk pistons; Plungers (5,199) |
|---|
| 10/13/1981 | US4294164 Piston for use in pneumatically operated piston-cylinder apparatus |
| 10/13/1981 | US4294163 Non adjustable hydraulic cylinder |
| 10/06/1981 | US4292936 Nickel, copper, iron, rings |
| 09/30/1981 | EP0036538A1 Piston |
| 09/29/1981 | US4291614 Piston and process for its manufacture |
| 09/17/1981 | WO1981002610A1 Devices for supplementing conventional liquid fuels in internal combustion engines with gaseous fuel supplements |
| 09/16/1981 | EP0035628A2 Gudgeon pin |
| 09/09/1981 | EP0035348A2 Sintered bodies of composite materials and their manufacture |
| 09/09/1981 | EP0035290A1 Liquid-cooled piston for internal-combustion engines |
| 08/19/1981 | EP0033989A1 Light metal piston |
| 08/05/1981 | EP0033251A2 Piston and piston rod assembly for sliding in a cylinder |
| 08/04/1981 | US4281590 Piston construction for reciprocating pumps |
| 07/28/1981 | US4280455 Internal combustion engine |
| 07/01/1981 | EP0031052A1 Cylinder sealing |
| 06/30/1981 | CA1104273A1 Seat cushion or bed cushion |
| 06/23/1981 | US4274372 Lightweight piston for internal combustion engines |
| 05/26/1981 | US4269083 Connecting rod |
| 05/19/1981 | CA1101249A1 Device for use in tightening nuts |
| 04/14/1981 | US4261251 Kelly head for hydraulic mast digger |
| 03/24/1981 | US4257315 Assembly with relatively displaceable members |
| 03/24/1981 | US4257313 Power steering piston and cylinder combination with plastic wear surfaces |
| 03/19/1981 | WO1981000740A1 Piston for internal combustion engine |
| 03/17/1981 | US4256022 Piston for reciprocating internal combustion engines, typically diesel engines |
| 03/03/1981 | US4253430 Insulated oil cooled piston assembly |
| 02/10/1981 | US4249718 Bolt tensioning device |
| 02/10/1981 | CA1095473A1 Piston for aerosol container |
| 02/03/1981 | CA1094996A1 Fluid dispensing piston |
| 01/27/1981 | US4246833 High pressure spherical piston |
| 01/21/1981 | EP0022688A1 Piston and method of making it |
| 01/13/1981 | US4244330 Engine cylinder liner having a mid stop |
| 01/07/1981 | EP0020526A1 Low-friction piston |
| 01/06/1981 | US4242948 Insulated composite piston |
| 01/06/1981 | US4242945 Assembly with relatively displaceable members |
| 12/30/1980 | CA1092453A1 Piston for an internal combustion engine |
| 11/26/1980 | EP0019323A1 Piston for internal-combustion engines |
| 11/18/1980 | US4234108 Piston for aerosol container |
| 11/12/1980 | EP0018475A1 Piston and connecting rod unit |
| 11/12/1980 | EP0018377A1 Composite materials |
| 11/11/1980 | CA1089186A1 Method of making an article having cast-in-place bearing |
| 10/29/1980 | EP0018027A1 Piston with ring supporting sleeve |
| 10/28/1980 | US4230027 Reciprocating piston |
| 10/28/1980 | CA1088283A1 Piston with flared pin bore and method of making |
| 10/21/1980 | US4228727 Pistons |
| 10/21/1980 | US4228725 Rotary piston |
| 09/23/1980 | CA1086336A1 Cylinder assembly with split ring retainer |
| 08/21/1980 | WO1980001704A1 Pistons and cylinder liners |
| 08/05/1980 | CA1083013A1 Accumulators |
| 07/29/1980 | US4214507 One-piece plastic piston |
| 07/22/1980 | US4213438 Piston for internal combustion engines, especially diesel engines |
| 07/08/1980 | US4211345 Apparatus for the feeding (metering) of liquid synthetic-resin components |
| 07/01/1980 | CA1080628A1 Internal-combustion engine |
| 06/24/1980 | US4208953 Plunger for compressors |
| 06/17/1980 | US4207808 Piston for reciprocating internal combustion engines, typically diesel engines |
| 06/11/1980 | EP0011687A1 Coupling element between ceramic and metallic building components, and its use |
| 06/03/1980 | US4205649 Light-metal piston |
| 06/03/1980 | US4205595 Piston |
| 06/03/1980 | CA1078676A1 Selective tin deposition onto aluminum piston skirt areas |
| 05/29/1980 | WO1980001036A1 Seat cushion or bed cushion |
| 05/28/1980 | EP0011300A1 Piston for compressors or internal combustion engines |
| 05/27/1980 | CA1078274A1 Insulated composite piston |
| 05/20/1980 | US4203406 Expanding piston |
| 05/20/1980 | CA1077731A1 Drive rod coupling for positive displacement pump |
| 05/14/1980 | EP0010561A1 Water pistol |
| 04/22/1980 | CA1075983A1 Pistons for internal combustion engines |
| 04/17/1980 | WO1980000738A1 Low-friction piston |
| 04/15/1980 | US4197787 Pump piston with flexible member |
| 04/08/1980 | US4196909 Piston and sealing head therefor |
| 04/08/1980 | US4196655 Fluid motor |
| 04/08/1980 | CA1075150A1 Oilwell swab cup |
| 04/08/1980 | CA1075103A1 Piston with gudgeon pin and method of making same |
| 04/03/1980 | WO1980000605A1 A fluid pressure actuated brake unit |
| 04/02/1980 | EP0009269A1 Light-metal piston for internal combustion engines |
| 04/01/1980 | US4195714 Piston and extensible cylinder therefor |
| 03/04/1980 | US4191095 Hollow piston for hydrostatic machines |
| 02/26/1980 | US4189984 Piston-cylinder arrangement for a compressor |
| 02/06/1980 | EP0007659A1 Plunger for piston engines |
| 01/29/1980 | US4185544 Piston for combustion engines |
| 01/22/1980 | US4184463 Internal-combustion engine |
| 01/08/1980 | US4182012 Method of making a piston with a gudgeon pin |
| 12/25/1979 | US4180274 Cylinder assembly with split ring retainer |
| 12/25/1979 | CA1068561A Cylinder constructions |
| 12/18/1979 | US4179313 Method of making an article having a cast-in place bearing |
| 12/18/1979 | US4179050 Fluid dispensing piston |
| 12/18/1979 | US4178899 Low-friction piston |
| 12/13/1979 | WO1979001103A1 Composite materials |
| 12/11/1979 | US4178140 Compressor with reciprocating piston particularly for small refrigerators |
| 12/11/1979 | US4178002 Separating piston for hydropneumatic one-tube vibration damper |
| 12/11/1979 | US4177837 Accumulator |
| 12/11/1979 | CA1067769A1 Light metal pistons |
| 12/04/1979 | CA1067425A1 Piston and extensible cylinder therefor |
| 11/20/1979 | CA1066625A2 Variable compression ratio piston |
| 11/13/1979 | CA1066204A1 Fluted core disc brake piston |
| 10/31/1979 | EP0005028A1 Bolt tensioning device |
| 10/23/1979 | US4171665 Piston, especially for a pneumatic cylinder |
| 10/16/1979 | CA1064433A1 Piston for metering devices and a method for producing it |
| 10/09/1979 | CA1063893A1 Piston valve pocket relief |
| 10/02/1979 | CA1063449A1 Variable compression ratio piston |
| 09/04/1979 | US4166776 Anodizing, coating with thin layer of anti-friction metal |
| 08/08/1979 | EP0003439A1 Internal combustion engine |
| 08/08/1979 | EP0003309A1 Reciprocating-piston drive for combustion engines |