| Patents for F03C 1 - Reciprocating-piston liquid engines (2,799) |
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| 05/19/1998 | US5752428 Hydraulic axial piston motor |
| 05/19/1998 | US5752413 Reciprocating piston machine with a wobble plate gear |
| 05/14/1998 | WO1998020258A1 Axial piston machine with damping element for the inclined or wobble plate |
| 05/14/1998 | WO1998020255A1 Cam motor device |
| 05/07/1998 | WO1998018646A1 Hydraulic engine-carrying electric car |
| 05/06/1998 | EP0839279A1 Axial piston micropump |
| 05/06/1998 | CN1180802A Single-shaft double cam combined device capable of substituting crankshaft connecting rod |
| 05/05/1998 | US5746509 Hydrostatic-mechanical gear for driving a mixing drum |
| 04/23/1998 | WO1998016738A1 Rotary type hydraulic transformer |
| 04/23/1998 | DE19740554A1 Combined hydrostatic and hydro-mechanical transmission for motor vehicle |
| 04/23/1998 | DE19637419C1 Hydropumpe und Hydromotor Hydraulic pump and hydraulic motor |
| 04/16/1998 | WO1998015734A1 Swash plate type hydraulic rotating machine and method of manufacturing casing for same |
| 04/16/1998 | DE19740553A1 Differential hydraulic motor for vehicles |
| 04/14/1998 | US5738000 Axial piston machine with guides for the pistons contained therein |
| 04/02/1998 | DE19645580C1 Axialkolbenmaschine mit Dämpfungselement für die Schräg- oder Taumelscheibe Axial piston with damping element for the oblique or swash plate |
| 04/02/1998 | DE19639732A1 Axial piston engine with integrated differential gear |
| 03/24/1998 | US5730043 Hydraulic axial piston motor with piston-cylinder arrangement located between the cylinder drum and the control plate |
| 03/24/1998 | US5730041 Hydrostatic assembly with controlled spin |
| 03/19/1998 | WO1998011345A1 Hydraulic pump and hydraulic engine |
| 03/04/1998 | CN1175299A Brake device for a hydraulic motor |
| 02/26/1998 | WO1998007962A1 Thermal hydraulic engine |
| 02/05/1998 | DE19642021A1 Axial pump or motor |
| 01/28/1998 | EP0821163A1 Apparatus for controlling swash-plate pump and motor |
| 01/15/1998 | DE19653591C1 Fluid distributor for hydraulic, radial piston-type pump or motor |
| 01/08/1998 | DE19642022A1 Axial-piston hydraulic motor used in road vehicle |
| 01/06/1998 | US5704274 Axial piston machine |
| 01/02/1998 | DE19624534A1 Hydraulic vehicle drive transmission |
| 01/02/1998 | DE19624533A1 Hydraulic single wheel drive for drop frame bus |
| 12/30/1997 | CA2088662C Multi-chamber rotary lobe fluid machine with positive sliding seals |
| 12/23/1997 | US5699715 Piston for a reciprocating piston machine |
| 12/17/1997 | CN2270820Y Hydraulic speed-regulating bevel-type differential motor |
| 12/16/1997 | US5697765 Hydraulic motor |
| 12/16/1997 | US5697286 Fluid pressure unit with brake means |
| 11/19/1997 | CN1164954A Hydraulic oscillator |
| 11/18/1997 | US5687631 Speed change mechanism for swash plate type hydraulic motor |
| 11/11/1997 | US5685215 Hydraulic piston engine driven by a lubricant-free, water-based fluid |
| 11/04/1997 | US5683230 Pressure medium driven device performing linear motion |
| 10/22/1997 | EP0679224B1 Hydraulic machine and method for assembling a piston and slider shoe unit |
| 10/22/1997 | CN1036218C Hydraulic drive system |
| 10/02/1997 | DE19612308A1 Drive for mixing drum, especially concrete mixer |
| 09/24/1997 | EP0797020A1 Brake device for a hydraulic motor |
| 09/10/1997 | EP0679226B1 Hydraulic axial piston machine |
| 09/09/1997 | US5664476 Pressurized fluid motor |
| 08/21/1997 | DE19605524A1 Hydrostatic wheel drive |
| 08/19/1997 | US5657681 For operating a heavy duty industrial working unit |
| 08/14/1997 | WO1997029334A1 Rotary, regenerative heat exchanger having hydraulic motor motion |
| 07/31/1997 | DE19602770A1 Pressure medium machine, especially hydraulic motor or pump |
| 07/22/1997 | US5649468 Swash plate type hydraulic motor having offset swash plate pivot axis |
| 06/03/1997 | US5634526 Hydrostatic transmission center section |
| 05/27/1997 | US5632191 Piston roller alignment configuration for a radial piston mechanism |
| 05/21/1997 | EP0774073A1 Hydraulic axial piston machine with an inclined plate |
| 05/20/1997 | US5630707 Variable displacement mechanism for swash plate type hydraulic pump and motor |
| 05/06/1997 | US5626204 Hydrostatic transaxle |
| 04/30/1997 | DE19618539A1 Swashplate-type plunger pump |
| 04/29/1997 | US5624340 Drive unit with coaxial motor, planetary transmission and output shaft |
| 04/22/1997 | US5622097 Hydraulic piston machine |
| 04/16/1997 | EP0679228B1 Pressure-applying arrangement in a hydraulic axial piston machine |
| 04/02/1997 | CN1146793A Variable displacement piston machine for reducing noise and vibration by reducing pulsation of discharge fluid |
| 03/25/1997 | US5613838 Rotary piston fluid handler |
| 03/05/1997 | EP0679225B1 Hydraulic piston machine |
| 02/11/1997 | US5601009 Hydraulic machine and method for assembling a piston and slider shoe unit |
| 02/06/1997 | WO1997004233A1 Axial piston micropump |
| 01/29/1997 | EP0756084A1 Variable displacement piston machine for reducing noise and vibration by reducing pulsation of discharge fluid |
| 01/16/1997 | DE19525852A1 Axialkolben-Mikropumpe Axial piston micropump |
| 01/14/1997 | US5593000 Hydrostatic transaxle |
| 01/08/1997 | EP0752530A1 Reciprocating piston machine with swash plate mechanism |
| 01/07/1997 | US5590525 Method of preventing cavitation in an axial piston pump during an aiding load and system and valve employing the same |
| 01/02/1997 | EP0751294A1 Hydraulic motor with flushing valve |
| 12/31/1996 | US5588347 Hydraulic axial piston machine with an inclined plate |
| 11/26/1996 | US5577572 Hydrostatic transmission center section |
| 11/21/1996 | DE19517801A1 Hydraulic transmission with closed circuit as compact axle |
| 11/12/1996 | US5572919 Apparatus for controlling pressure in a cylinder chamber of a hydraulic pump-motor |
| 10/17/1996 | WO1996032587A1 Apparatus for controlling swash-plate pump and motor |
| 10/01/1996 | US5560277 Structure for adjusting swash plate angle of a variable displacement hydraulic motor |
| 09/25/1996 | EP0733167A1 Hydraulic axial piston motor |
| 09/25/1996 | EP0733166A1 Hydraulic axial piston motor |
| 09/25/1996 | EP0733164A1 Hydraulic piston engine |
| 09/24/1996 | US5558003 Hydraulic motor provided with a device for selecting its active cubic capacity |
| 09/12/1996 | DE19522448C1 Hydraulic motor with flushing valve, esp. radial piston motor |
| 08/20/1996 | US5547348 Radial piston fluid machine and/or adjustable rotor |
| 08/06/1996 | US5542494 Hydrostatic transmission and axle assembly |
| 07/30/1996 | US5540139 Hydraulic axial piston machine |
| 07/04/1996 | WO1996020355A1 Brake device for a hydraulic motor |
| 06/25/1996 | US5528978 Hydromechanical drive assembly |
| 05/22/1996 | EP0712467A1 Method of preventing cavitation in an axial piston pump during an aiding load and system and valve employing the same |
| 05/07/1996 | US5513717 Hydrostatic transmission and axle assembly |
| 05/02/1996 | WO1996012889A1 Variable-speed hydraulic motor |
| 04/24/1996 | CN1121332A Hydrostatic-mechanical gear for driving a mixing drum |
| 04/18/1996 | WO1996011336A1 Hydraulic motor equipped with brake device |
| 04/10/1996 | EP0705976A1 Variable displacement mechanism for swash plate type hydraulic pump and motor |
| 04/10/1996 | CN2224298Y Hydraulic motor for hydraulic piston pump by directly using water as power liquid |
| 04/10/1996 | CN1120366A Hydraulic drive system |
| 04/09/1996 | US5505279 Hydrostatic transmission and axle assembly |
| 03/14/1996 | DE4432136A1 Hydromechanical drive unit with hydrostatic axial piston engine and single stage secondary planetary gear |
| 03/14/1996 | DE4432134A1 Drive system with coaxial arrangement of motor, planetary drive and PTO shaft e.g. for excavator electric or hydraulic motors |
| 03/12/1996 | US5497622 Time delay valve of a hydraulic motor |
| 02/21/1996 | EP0536111B1 A machine for transforming pressure or potential energy of a fluid into mechanical work |
| 02/07/1996 | EP0695230A1 Hydrostatic-mechanical gear for driving a mixing drum |
| 02/06/1996 | US5488894 Hydraulic axial piston motor |
| 02/01/1996 | WO1996002756A1 Hydraulic piston machine |