| Patents for F01B 31 - Component parts, details, or accessories not provided for in, or of interest apart from, other groups (1,016) |
|---|
| 10/07/1999 | WO1999050532A1 Method for controlling a piston machine with piston stroke adjustment and piston machine |
| 09/01/1999 | EP0938627A1 Internal combustion engine |
| 08/17/1999 | US5937735 Swash-plate compressor having a thrust race with a radial flange insuring supply of a lubricating oil to a drive shaft bearing |
| 06/29/1999 | US5916349 Piston assembly and method for reducing the temperature of a compressor cup seal |
| 06/03/1999 | WO1999027232A1 Piston assembly and method for reducing the temperature of a compressor cup seal |
| 04/14/1999 | EP0666961B1 Air motor with means to prevent freezing |
| 04/06/1999 | US5890416 Liquid-cooled piston |
| 03/25/1999 | WO1999014471A1 Variable compression piston assembly |
| 02/25/1999 | WO1999009300A1 Compression and condensation of turbine exhaust steam |
| 01/28/1999 | WO1999004140A1 Volumetric-displacement device having molded pistons and cylinders |
| 08/20/1998 | DE19704938A1 Piston position indicating device |
| 07/29/1998 | EP0855499A1 Liquid cooling piston |
| 06/25/1998 | DE19653164A1 Manufacture of piston for axial piston engine |
| 06/24/1998 | CN1185530A Air-tight compressor with suction-in silencer |
| 06/24/1998 | CN1185529A 往复式压缩机 Reciprocating Compressors |
| 06/17/1998 | EP0848163A2 Swash-plate compressor having a thrust race with a radial flange insuring supply of a lubricating oil to a drive shaft bearing |
| 05/22/1998 | WO1998021458A1 Internal combustion engine |
| 04/14/1998 | US5737920 Means for improving the prevention of icing in air motors |
| 03/24/1998 | US5731556 Muffler for pneumatic device |
| 12/03/1997 | CN2269466Y high efficiency silencer for steam exhausting |
| 07/22/1997 | US5649813 Chamber insulation for prevention of icing in air motors |
| 03/26/1997 | CN2250424Y Guided automatic steam trap |
| 01/29/1997 | CN2246098Y Integrated 2-half cylinder cup ring of steam locomotive |
| 09/19/1996 | DE19509651A1 Piston-cylinder, esp. labyrinth gap piston, assembly for gas compressor |
| 03/05/1996 | CA2097123C Wobble piston |
| 10/19/1995 | DE4412801A1 Sound absorber for steam turbines in power stations |
| 09/20/1995 | CN2208101Y 汽油机 Gasoline |
| 08/16/1995 | EP0666961A1 Air motor with means to prevent freezing |
| 04/26/1995 | EP0446274B1 Non-icing quiet air-operated pump |
| 02/09/1995 | WO1995004208A1 Air motor with means to prevent freezing |
| 01/25/1995 | CN2188131Y Counterweight structure for shock motor |
| 12/21/1994 | CN2185797Y Gasket die set for internal-combustion engine |
| 08/02/1994 | US5333536 Piston and method of manufacture |
| 07/07/1994 | DE4316719A1 Vehicle engine with variable compression ratio |
| 06/21/1994 | CA1330311C In combination, an assembly of valve housings and a cylinder |
| 04/19/1994 | US5304748 Methods and apparatuses for muffling power plant steam exhaust |
| 03/23/1994 | EP0588466A1 Wobble piston |
| 10/07/1993 | DE4309585A1 Marine vessel IC-engine big end assembly - has head guide located in longitudinal centre plane of engine, resulting in smaller movements of guide surface |
| 10/06/1993 | CN2143144Y Automatic adhesive applicator for bonnet |
| 09/30/1993 | DE4209550A1 Piston cylinder seal in engine - has labyrinth channel piston against rough cylinder wall with profiled piston ring |
| 08/03/1993 | US5231917 Wobble piston |
| 06/15/1993 | US5218896 Driving mechanism with gas bearing |
| 06/08/1993 | US5216943 Piston for hydrostatic axial and radial piston machines and method for the manufacture thereof |
| 11/10/1992 | US5161450 Air motor with warm air introduction means to prevent freezing |
| 09/23/1992 | EP0504780A1 Piston for a hydrostatic axial and radial pistonmachine and method for constructing such a piston |
| 03/17/1992 | CA1297383C Hydraulic cylinder |
| 04/23/1991 | CA1283331C Steam engine |
| 03/05/1991 | US4996908 Through hole rotating cylinder |
| 09/17/1990 | CA2010701A1 Device to prevent freezing of air motor |
| 09/04/1990 | US4953659 Fluid blow-off muffler |
| 07/24/1990 | CA1271947A1 Single-ended steam chest with improved support assembly |
| 06/14/1990 | WO1990006445A1 Non-icing quiet air-operated pump |
| 05/28/1990 | CA2003976A1 Non-icing quiet air-operated pump |
| 05/01/1990 | US4921408 Non-icing quiet air-operated pump |
| 04/19/1990 | DE3835315A1 Segmental bearing for swivelling movements |
| 03/29/1990 | DE3832141A1 Roller bearing guide for the rotating pistons in axial flow rotary engines |
| 03/29/1990 | DE3832140A1 Mounting of the pistons for absorption of their centrifugal forces on axial flow rotary engines |
| 03/29/1990 | DE3832139A1 Hydrostatic bearing of the pistons for absorbing the centrifugal forces on axial flow rotary engines |
| 03/29/1990 | DE3832138A1 Piston roller bearing for absorption of the radial forces on axial flow rotary engines |
| 02/06/1990 | US4898082 Molded plastic air cylinder |
| 11/28/1989 | US4882977 Rotary actuator |
| 07/05/1989 | EP0323216A2 Reciprocating device and switching mechanism therefor |
| 06/20/1989 | CA1255983A1 Pistons and piston castings |
| 06/14/1989 | EP0320311A2 Assembly of valve housings and a cylinder |
| 06/14/1989 | CN1004510B Upright adapted to bear the crosshead slide bar ways |
| 05/09/1989 | US4827831 Reciprocating device and switching mechanism therefor |
| 07/13/1988 | EP0273956A1 Rotary piston engine |
| 05/18/1988 | EP0267656A2 Device for recording the cylinder capacity of hydraulic motors having radial variable cylinder-piston unit |
| 03/15/1988 | US4730547 Pistons and piston castings |
| 01/28/1988 | WO1988000640A1 Rotary piston engine |
| 01/21/1988 | DE3623490A1 Sealing device for a rotary engine |
| 10/13/1987 | US4699044 Fluid cylinder device with precision stroke adjustment |
| 09/22/1987 | US4694732 For altering the effective volume of the cylinder of an air compressor |
| 07/28/1987 | US4682532 Variable-stroke constant-compression-ratio reversible radial pump |
| 04/21/1987 | US4658703 Method and apparatus for extracting heat and mechanical energy from a pressured gas |
| 04/21/1987 | US4658588 High pressure power source for a missile and the like |
| 03/12/1987 | DE3531187A1 Thrust-converting device with automatic hydraulic/adjustment for piston machines |
| 02/04/1987 | CN86205684U Ventilator of dead steam ejector nozzle for steam locomotive |
| 01/20/1987 | US4637214 Single-ended steam chest with improved support assembly |
| 01/14/1987 | CN86101282A Upright adapted to bear the crosshead slide bar ways |
| 12/30/1986 | US4632018 Fluid cylinder position sensor mounting apparatus |
| 11/11/1986 | US4621568 Rotary hydraulic cylinder |
| 07/30/1986 | EP0188611A1 Duplex plunger pump |
| 06/24/1986 | US4596307 Fluid discharge silencer |
| 04/29/1986 | US4584975 Oil drain arrangement for internal combustion engine |
| 02/27/1986 | WO1986001260A1 Duplex plunger pump |
| 12/24/1985 | US4560327 Porting and ducting arrangement |
| 12/10/1985 | US4557351 Lubrication system for a walking beam compressor |
| 10/29/1985 | US4549822 Apparatus to distribute a highly-pressurized fluid medium |
| 10/08/1985 | US4545289 Adjustable rotary actuator |
| 10/08/1985 | US4545288 Quarter turn actuators |
| 06/19/1984 | US4454779 Drive for a variable-stroke swash plate mechanism |
| 06/12/1984 | US4453454 Mud pump liner and piston cleaner |
| 04/17/1984 | US4442757 Fluid pressure actuator having bias element immersed in non-corrosive environment |
| 08/30/1983 | US4401010 Variable-torque-accommodating machine |
| 07/12/1983 | US4392549 Boiler noise suppressor |
| 07/07/1983 | WO1983002300A1 Prestressed composite piston |
| 12/21/1982 | CA1137813A1 Stroke adjustment for reciprocating pumps, particularly feed pumps |
| 10/12/1982 | US4353434 Fluid blow-off muffler |
| 10/05/1982 | US4352271 Steam feeding apparatus for a multicylinder steam engine |