| Patents for F03C 1 - Reciprocating-piston liquid engines (2,799) |
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| 06/25/2014 | CN203670091U 一种液压马达用回程结构 A hydraulic motor with a return structure |
| 06/24/2014 | US8756929 Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange |
| 06/24/2014 | US8756928 Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange |
| 06/18/2014 | DE102012112374A1 Hydrostatic drive unit i.e. drive axle, for use as e.g. final drive, in vehicle, has mounting points formed by spring support element that is clamped between one of two metal springs, where springs are supported on support |
| 06/18/2014 | DE102012112371A1 Hydrostatic drive unit used as e.g. final drive in vehicle, has decoupling element including spring that is fixed to flange and machine housing by housing side attachment points and machine side attachment points, respectively |
| 06/12/2014 | WO2014087459A1 Fluid working machine and wind turbine generator |
| 06/12/2014 | WO2014087201A1 Wind turbine generator |
| 06/12/2014 | WO2014087119A1 Vehicle |
| 06/11/2014 | EP2739846A1 Fluid working machine and wind turbine generator |
| 06/11/2014 | CN203640922U 柱塞摆缸液压马达 Hydraulic cylinder piston swing motor |
| 06/11/2014 | CN103850904A Oblique-shaft type axial plunger pump/motor with novel-structured plunger |
| 06/05/2014 | WO2014083164A1 A fluid inlet/outlet interface for an axial piston motor or pump |
| 06/04/2014 | CN203627076U 一种壳转液压马达 One kind of shell turn hydraulic motor |
| 05/28/2014 | DE10157672B4 Mehrhubige hydrostatische Verdrängermaschine mit schwenkbaren und hydrostatisch entlastbaren Eingriffskörpern Multistroke hydrostatic displacement with swivel and hydrostatic relievable engagement bodies |
| 05/22/2014 | WO2014076532A1 Engine having pistons propelled by hydraulic pressure and flow, air, gas or vacuum, tools and dies, cooling by means of heat exchangers, product of heating |
| 05/22/2014 | DE19741204B4 Hydrostatisches Antriebssystem Hydrostatic drive system |
| 05/14/2014 | CN103790762A 波浪发电系统及其液压构件 Wave power systems and hydraulic components |
| 05/07/2014 | EP2726737A1 Hydraulic motor or pump and wind turbine generator |
| 05/07/2014 | CN203584677U 汽车电控液力独立轴端驱动用端盖集成换向阀轴端马达 Independent automotive electronic control hydraulic integrated valve shaft drive shaft of the motor cover |
| 05/07/2014 | CN103775280A 一种液压活塞直线推动转变圆周的动力结构 A hydraulic piston linear driving force behind changes in the circumference of the structure |
| 05/07/2014 | CN102345554B 星形缸体液压马达 Star-cylinder hydraulic motor |
| 05/06/2014 | US8713933 Apparatus and process for recovering energy from bouyancy and gravitational forces |
| 05/01/2014 | WO2014065855A1 Side-intake piston water jet propulsor |
| 05/01/2014 | WO2013160149A3 Radial piston machine |
| 04/30/2014 | CN103758690A Rolling-friction tilt cylinder hydraulic motor |
| 04/30/2014 | CN103758689A Device and working-applying method for providing mechanical power to rotating machine by virtue of hydraulic energy |
| 04/29/2014 | US8707695 Heat engine |
| 04/24/2014 | WO2014061608A1 Hydraulic rotary machine |
| 04/24/2014 | WO2013160145A3 Radial piston engine with brake |
| 04/24/2014 | WO2013150046A3 Housing for a hydraulic radial piston motor |
| 04/23/2014 | CN103742352A Screw type piston energy cycle power system capable of converting air pressure into hydraulic pressure |
| 04/22/2014 | US8701403 System for producing energy through the action of waves |
| 04/17/2014 | WO2014058426A1 System for operating a hydraulically powered submersible pump |
| 04/17/2014 | WO2013068377A3 Dynamic sealing set up for hydraulic rotary machine |
| 04/16/2014 | CN203548055U Hydraulic piston liquid storage device |
| 04/16/2014 | CN102388217B Hydraulic motor-driving device |
| 04/16/2014 | CN102338024B Inner curve radial plunger-type hydraulic motor |
| 04/15/2014 | US8695335 Liquid ring system and applications thereof |
| 04/09/2014 | EP2715104A2 Hydraulic transmission device and compact hydraulic starter |
| 04/09/2014 | CN203532153U Engine oil cylinder with strong sealing function |
| 04/09/2014 | CN103711636A Hydraulic rotation power generation device and high-efficiency power generation technology |
| 04/03/2014 | WO2014048842A1 Hydraulic apparatus having an improved structure for the cylinder implementation thereof |
| 04/03/2014 | DE212012000166U1 Schublager für stufenloses Hydraulikgetriebe Thrust bearings for hydraulic continuously variable transmission |
| 04/02/2014 | EP2712344A1 Impact energy conversion device |
| 03/27/2014 | WO2014044460A1 Method for operating a brush roll on a roll stand, and brush roll |
| 03/27/2014 | WO2014028782A3 Improved sprague gear transmission |
| 03/26/2014 | EP2710258A1 Power generating apparatus and a method of operating a pump/motor of a power generating apparatus |
| 03/26/2014 | CN203499911U Radial plunger crankshaft type hydraulic motor with improved bearing sleeves |
| 03/26/2014 | CN203499910U Radial plunger crankshaft type hydraulic motor with improved plungers |
| 03/26/2014 | CN203499909U Radial plunger crankshaft type hydraulic motor |
| 03/26/2014 | CN203499908U Improved radial plunger crankshaft type hydraulic motor of plunger retainer ring |
| 03/26/2014 | CN103670895A Hydraulic servo engine |
| 03/26/2014 | CN103670894A End cover enhanced connection structure of hydraulic motor |
| 03/26/2014 | CN103661941A Radial fluid device with variable phase and amplitude |
| 03/25/2014 | US8677884 Hydraulic pump/motor and fan driving device |
| 03/25/2014 | US8677743 Wave energy extraction and accumulation system |
| 03/18/2014 | US8671675 Wave powered electric generator system |
| 03/12/2014 | EP2705250A1 Axial piston machine having an inclined-axis construction |
| 03/12/2014 | CN102985691B Hydraulic pump or motor |
| 03/11/2014 | US8667791 Damper and damping structure for a wave energy conversion device and mooring component |
| 03/05/2014 | CN103615353A Hydraulic motor with plungers and swinging cylinders |
| 02/20/2014 | WO2014028782A2 Improved sprague gear transmission |
| 02/20/2014 | WO2014027542A1 Hydraulic rotary machine |
| 02/13/2014 | WO2014024874A1 Control system for hybrid construction machine |
| 02/12/2014 | CN103573549A End cover integrated reversing valve shaft end motor for automobile electric control hydraulic independent shaft end driving |
| 02/05/2014 | CN103562544A Hydrostatic radial piston machine and piston for a hydrostatic radial piston machine |
| 02/05/2014 | CN103562541A Hydraulic transmission device and compact hydraulic starter |
| 01/30/2014 | WO2014016054A1 Hydrostatic axial piston engine |
| 01/29/2014 | CN203412694U Double-output brake hydraulic motor |
| 01/22/2014 | EP2687718A1 Hydraulic circuit for gradually adjusting the displacement of a hydraulic apparatus |
| 01/22/2014 | CN103534481A Ring cam and fluid-working machine including ring cam |
| 01/22/2014 | CN103527468A Duplex metal cylinder body applicable to hydraulic pump or motor |
| 01/22/2014 | CN103527396A Energy-saving hydraulic motor |
| 01/16/2014 | WO2014011899A1 Hydraulic radial piston devices |
| 01/16/2014 | WO2014010529A1 Hydraulic rotary machine |
| 01/16/2014 | DE112012001455T5 Schrägachsenaxialkolbenmotor Schrägachsenaxialkolbenmotor |
| 01/15/2014 | CN103510988A Variable radial fluid device with counteracting cams |
| 01/09/2014 | WO2014006663A1 Power generating apparatus and a method of operating a pump/motor of a power generating apparatus |
| 01/08/2014 | CN203383976U Sealing cover applied to hydraulic motor |
| 01/08/2014 | CN103502634A Axial piston machine having an inclined-axis construction |
| 01/03/2014 | WO2014002143A1 Fluid working machine and wind turbine generator |
| 01/03/2014 | WO2014002142A1 Hydraulic motor or pump and wind turbine generator |
| 01/01/2014 | CN103492710A Bent axis-type axial piston motor |
| 12/19/2013 | DE112012001019T5 Taumelscheibenmotor Swashplate engine |
| 12/18/2013 | CN203348000U Hydraulic motor oil dispensing mechanism with multi-azimuth compensating function |
| 12/18/2013 | CN103459842A Inclined-shaft-type axial piston pump motor |
| 12/12/2013 | WO2013183076A1 Radial cylinder hydraulic machine with a distributor each cylinder |
| 12/12/2013 | DE102012011479A1 Positioning device for positioning e.g. swash plate-type axial piston engine, has hydraulic piston attached to swivel cradle, and detection unit provided with sensor guided in parallel to arm for detecting position of position element |
| 12/11/2013 | CN101498299B Combination of a chamber and a piston, a pump, a shock absorber and a actuator incorporating the combination |
| 12/04/2013 | CN101975138B Transpiration action plate and application thereof |
| 11/28/2013 | WO2013174606A1 Hydraulic machine for a motor vehicle |
| 11/28/2013 | WO2013174595A1 Hydraulic machine for a motor vehicle |
| 11/28/2013 | DE102012208714A1 Hydraulic machine for hydraulic hybrid power train actuating drive of motor car, has motor that is provided with two axial pistons that are provided with pivot cradles |
| 11/28/2013 | DE102012208706A1 Hydraulic machine i.e. bimotor, for use in hydraulic system of hydraulic hybrid drive strand of motor car, has housing in which two axial piston machines are arranged, where machine is formed from axial piston machines |
| 11/28/2013 | DE102012208704A1 Hydraulische Maschine für ein Kraftfahrzeug Hydraulic engine for a motor vehicle |
| 11/28/2013 | DE102012208698A1 Hydraulic machine for hydraulic hybrid powertrain of hydraulic system of motor vehicle, is bi-motor formed of two axial piston machines, where bi-motor has housing and connection plate |
| 11/28/2013 | DE102012208691A1 Hydraulische Maschine für ein Kraftfahrzeug Hydraulic engine for a motor vehicle |
| 11/27/2013 | EP2665895A2 Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange |
| 11/27/2013 | CN103415696A Hydraulic device including face plate |
| 11/27/2013 | CN103410655A Flow distribution pair clearance magnetic force compensation-type water hydraulic motor |