| Patents for F16D 31 - Fluid couplings or clutches with pumping sets of the volumetric type, i.e. in the case of liquid passing a predetermined volume per revolution (2,451) |
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| 04/22/2010 | US20100095661 Drive system and method for recovering waste energy from a vehicle |
| 04/20/2010 | US7698891 Travel motion control apparatus for hydraulically driven vehicle, hydraulically driven vehicle and wheel hydraulic excavator |
| 04/20/2010 | CA2560318C Valve, actuator and control system therefor |
| 04/15/2010 | US20100089717 Mechanical slip failsafe system for a heavy duty multi-speed fan clutch |
| 04/15/2010 | US20100089716 Clutch |
| 04/15/2010 | US20100089050 Method for operating a working machine and a working machine |
| 04/15/2010 | US20100089049 Hydraulic drive device and working machine with the same |
| 04/15/2010 | US20100089044 Drive having an energy storage device and method for storing kinetic energy |
| 04/08/2010 | US20100084237 Enhanced Pressure Balancing of an Oil Pump Rotor for an Automatic Transmission |
| 04/08/2010 | US20100083660 Retrofit Of Simple Cycle Gas Turbine For Compressed Air Energy Storage Application Having Expander For Additional Power Generation |
| 04/08/2010 | US20100083651 Circuit for controlling a double-action hydraulic drive cylinder |
| 04/08/2010 | US20100083650 Hydraulic circuit for operating a tool |
| 04/08/2010 | US20100083649 Configurable Hydraulic System |
| 04/08/2010 | DE102008042520A1 Wet-running clutch arrangement for use as wet-running clutch in hydrodynamic torque converter to transfer torques in drive train of vehicle, has damper with input area centered with friction carrier with respect to output area of damper |
| 04/06/2010 | US7690198 Integrated hystat having single input and independent output |
| 04/06/2010 | US7690197 Hydraulic fluid cooling apparatus and method |
| 04/06/2010 | US7690196 Hydraulic actuator having an auxiliary valve |
| 04/01/2010 | US20100078219 Jet motor |
| 04/01/2010 | US20100077744 Breather apparatus on electromechanical actuators for aircraft landing gear systems |
| 03/23/2010 | US7681393 Hydrostatic drive axle with two hydrostatic axial piston motors utilizing a swashplate design located next to each other |
| 03/23/2010 | US7681392 Hydraulic drive system with aggressive clutching |
| 03/18/2010 | US20100064676 The Operation of a Pressure Generator |
| 03/17/2010 | EP2162636A1 Torque transfer device with hydrostatic torque control system |
| 03/16/2010 | US7677034 Power conversion system |
| 03/11/2010 | US20100058751 Reciprocating pneumatic piston gravity engine |
| 03/02/2010 | US7670244 Power transmission system |
| 03/02/2010 | US7669414 Hydraulic energy recovery system with dual-powered auxiliary hydraulics |
| 03/02/2010 | US7669413 Hybrid construction machine |
| 02/25/2010 | US20100044179 Frictional engagement apparatus |
| 02/25/2010 | US20100043455 Secondary fluid infrastructure within a refrigerator and method thereof |
| 02/25/2010 | US20100043422 Hydrostatic multi-motor drive |
| 02/25/2010 | US20100043421 Method for operating a hydraulic system, and hydraulic system |
| 02/23/2010 | US7665971 Method of obtaining required power on demand from an engine |
| 02/23/2010 | US7665299 Hydraulic power management system |
| 02/23/2010 | US7665298 Low voltage hydraulic system with electronic control for moving automatic closing apparatuses |
| 02/18/2010 | US20100037604 Fluid power distribution and control system |
| 02/11/2010 | US20100036450 Carbon Nano-tube Power Cell |
| 02/11/2010 | US20100031650 Construction machine and method of controlling construction machine |
| 02/11/2010 | DE102008046321B3 Lastschaltbarer Antriebsstrang Lastschaltbarer powertrain |
| 02/10/2010 | EP2151594A1 Driving force controller and driving force control method of working vehicle |
| 02/09/2010 | US7658066 Actuation device |
| 02/09/2010 | US7658065 Hydraulic system having in-sump energy recovery device |
| 02/04/2010 | US20100025177 Fluid coupling device |
| 02/04/2010 | US20100024412 Control Apparatus for Working Vehicle |
| 02/04/2010 | US20100024411 Hydraulic system having automated ride control activation |
| 02/04/2010 | US20100024410 Hydraulic system having regeneration modulation |
| 02/02/2010 | US7654083 Axle driving apparatus for a zero turn radius vehicle |
| 02/02/2010 | US7654082 System of underwater power generation |
| 02/02/2010 | CA2550147C Hydraulic/pneumatic apparatus |
| 01/28/2010 | US20100018826 Fan clutch |
| 01/28/2010 | US20100018199 Device for Reducing Hydraulic-Fluid Oscillation in a Hydraulic System |
| 01/21/2010 | US20100011758 HST Unit |
| 01/12/2010 | US7644580 Control coupling for changing the feeding speed of feeding members in a delimbing and cutting apparatus |
| 01/07/2010 | WO2010002365A1 Transmission gear engagement mechanism and method of operation |
| 01/07/2010 | US20100000211 Hydraulic control circuit for excavator |
| 01/07/2010 | US20100000208 Hydraulic fluid and method |
| 01/05/2010 | US7640738 Hydraulic pump and motor module for use in a vehicle |
| 01/05/2010 | US7640737 Screw style hydraulic jack |
| 01/05/2010 | US7640736 Self-contained hydraulic actuator system |
| 01/05/2010 | US7640735 Auxiliary pump for hydrostatic transmission |
| 12/31/2009 | US20090320462 Hydraulic drive apparatus and hydraulically-driven vehicle |
| 12/31/2009 | US20090320461 Control device of engine, control device of engine and hydraulic pump, and control device of engine, hydraulic pump, and generator motor |
| 12/31/2009 | US20090320460 Aircraft Auxiliary Systems Pump |
| 12/30/2009 | WO2009158641A1 Aircraft auxiliary systems pump |
| 12/30/2009 | WO2009157871A1 Mechanical electricity regulation apparatus |
| 12/30/2009 | CA2724685A1 Aircraft auxiliary systems pump |
| 12/29/2009 | US7637201 Adjustable hydraulic support cylinder |
| 12/29/2009 | US7637103 Hydraulic control arrangement |
| 12/29/2009 | US7637102 Hydraulic circuit having a multifunction selector |
| 12/29/2009 | US7637101 Hydraulic power transmission device and work vehicle |
| 12/24/2009 | US20090313987 Driving Assistance System for Power Steering Wheel |
| 12/22/2009 | US7634961 Hydraulic circuit for construction machine |
| 12/22/2009 | US7634911 Energy recovery system |
| 12/17/2009 | US20090308069 Pump Unit And Working Vehicle |
| 12/17/2009 | US20090308066 Motor Control Device for Construction Machinery |
| 12/15/2009 | US7631590 Hydraulic steering arrangement |
| 12/15/2009 | US7631494 Hydrostatic transmission of a hydrostatic-mechanical power distribution transmission |
| 12/10/2009 | US20090301076 Vehicle Transaxle System |
| 12/09/2009 | CN101598182A Pressure clutch |
| 12/08/2009 | US7628262 Electrical activation of a viscous clutch |
| 12/03/2009 | US20090298635 Electric motor actuation of a hydrostatic pump |
| 12/03/2009 | US20090297370 Combined power pack unit |
| 12/01/2009 | US7624573 Drive apparatus including a pump assembly |
| 11/26/2009 | US20090288406 Drivetrain system having simultaneous displacement control |
| 11/24/2009 | US7621124 Travel vibration suppressing device for working vehicle |
| 11/19/2009 | US20090282823 Power assist hydraulic steering system with on demand pump |
| 11/18/2009 | EP2118510A2 Methods and apparatus for advanced windmill design |
| 11/12/2009 | US20090277740 Method for controlling external control type fan coupling device |
| 11/10/2009 | US7614226 Hydraulic transmission |
| 11/10/2009 | US7614224 Hydraulic system for industrial vehicle |
| 11/10/2009 | US7614223 Method for operating a multiple speed hydraulic motor |
| 11/05/2009 | US20090272596 Wheel end with integrated motor assembly |
| 11/05/2009 | US20090272110 Local backup hydraulic actuator for aircraft control systems |
| 11/03/2009 | US7610927 Apparatus, system and method for monitoring fluid flows and/or filter conditions and/or distributing a single fluid |
| 11/03/2009 | US7610755 Hydraulic control apparatus of working machine |
| 10/29/2009 | US20090267040 Hydraulic pumping cylinder and method of pumping hydraulic fluid |
| 10/29/2009 | US20090266072 Hydraulic reversing fan valve and machine using same |
| 10/29/2009 | US20090266069 Pneumatic mechanical power source |
| 10/29/2009 | US20090266067 Arrangement for operating a hydraulic device |
| 10/27/2009 | US7607298 Hydrostatic drive |