| 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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| 03/23/2006 | US20060059904 Hydraulic traction system for vehicles |
| 03/16/2006 | WO2005113999A3 Access method and apparatus that limit motion according to load and position |
| 03/16/2006 | US20060053783 Throttle potentiometer adapter |
| 03/15/2006 | EP0932773B1 Electrohydraulic system and apparatus with bidirectional electric-motor hydraulic-pump unit |
| 03/09/2006 | WO2006024884A1 Hydrostatic differential lock |
| 03/09/2006 | US20060048509 Hst drive circuit |
| 03/09/2006 | US20060048508 Oil pressure circuit for working machines |
| 03/07/2006 | US7007467 Bypass for a hydraulic device |
| 03/07/2006 | US7007466 System and method for controlling hydraulic flow |
| 03/07/2006 | US7007465 Mobile handling device |
| 03/02/2006 | US20060042907 Low power modulating clutch control system |
| 03/02/2006 | US20060042243 Hydraulic control for a longwall support |
| 03/02/2006 | US20060042242 Working vehicle comprising a hydrostatic transmission |
| 03/02/2006 | US20060042241 Power source derating component protection system |
| 02/28/2006 | US7003948 Hydrostatic transmission |
| 02/28/2006 | US7003947 Gyro wave activated power generator and a wave suppressor using the power generator |
| 02/22/2006 | EP1628028A2 Hydraulic drive system |
| 02/21/2006 | US7000388 Hydraulic continuously variable transmission |
| 02/21/2006 | US7000387 Hydraulic spool valve for use in a hydraulic vehicle drive |
| 02/21/2006 | US7000386 Hydraulic intensification circuit with rotary flow devider and bypass valve |
| 02/16/2006 | US20060032221 Hydrostatic transmission vehicle and hydrostatic transmission controller |
| 02/16/2006 | US20060032220 Hydraulic kicker control piston |
| 02/15/2006 | EP1153224A4 A compact, resistance regulated, multiple output hydraulic package and seal valve arrangement |
| 02/14/2006 | US6997098 Method and apparatus for driving hydraulic motors with agricultural tractors |
| 02/14/2006 | US6996981 Rotationally balanced hydraulic swash plate plunger unit, and hydraulic continuously variable transmission incorporating same |
| 02/14/2006 | US6996980 Bent axis hydrostatic unit with multiple yokes |
| 02/14/2006 | US6996979 Hydraulic circuit for a hydraulic excavator |
| 02/09/2006 | US20060026955 Pressure-medium-actuated actuation device, in particular for a vehicle steering apparatus |
| 02/09/2006 | US20060026954 Wind and solar power plant with variable high speed rotor trains |
| 02/07/2006 | US6993905 Oil hydraulic cylinder |
| 02/07/2006 | US6993904 Integrated valve system |
| 02/02/2006 | US20060021342 Hydraulic device in accordance with the features of the preamble of patent claim |
| 02/02/2006 | US20060021341 Hydraulic system |
| 02/02/2006 | US20060021340 System and method for controlling viscosity of a fluid and a working vehicle containing such a system |
| 02/02/2006 | US20060021339 Return to neutral mechanism for hydraulic pump |
| 02/02/2006 | US20060021338 Increasing hydraulic flow to tractor attachments |
| 01/31/2006 | US6990807 Auxiliary hydraulic drive system |
| 01/26/2006 | US20060016186 Hydrostatic transmission with bypass valve |
| 01/26/2006 | US20060016184 Hydraulic reservoir with integrated heat exchanger |
| 01/26/2006 | US20060016183 Position control system for an adjusting member actuated by a pneumatic actuating drive |
| 01/26/2006 | US20060016182 Power plant and process for the production of electric power from wind |
| 01/26/2006 | DE102005023172A1 Hydrostatic vehicle propulsion system, has traction control valve system with two one-way relief valve lines connected to hydrostatic circuit, where valve system applies similar inlet pressure to two rear wheel motors |
| 01/24/2006 | US6988363 Hydraulic active boom suspension for a telehandler |
| 01/24/2006 | US6988362 Hydrostatic stepless transmission |
| 01/19/2006 | US20060010863 Hydraulic stabilising device for vehicles |
| 01/12/2006 | US20060005539 Hydrostatic transaxle |
| 01/10/2006 | US6983592 Mobile working machine |
| 01/05/2006 | US20060000209 Power steering system |
| 01/05/2006 | US20060000207 Regenerative drive system for trailers |
| 01/05/2006 | US20060000206 Vacuum engine |
| 01/03/2006 | US6981372 Hydraulic actuating device for a convertible top assembly of a vehicle |
| 12/27/2005 | US6978607 Hydraulic control system |
| 12/22/2005 | WO2005121587A1 Hydraulic/pneumatic apparatus |
| 12/22/2005 | US20050279560 Four wheel traction control valve |
| 12/22/2005 | US20050279085 Energy conversion system |
| 12/15/2005 | WO2005119145A1 Metal hydride air conditioner |
| 12/15/2005 | WO2005119053A1 A machine and system for power generation through movement of water |
| 12/15/2005 | US20050274138 Metal hydride air conditioner |
| 12/14/2005 | EP1604121A2 Rechargeable pneumatic power supply |
| 12/13/2005 | US6973782 Pressurized hydraulic fluid system with remote charge pump |
| 12/06/2005 | US6971232 Hydraulic drive system and improved control valve assembly therefor |
| 12/06/2005 | US6971231 Piston and rod assembly and method |
| 12/01/2005 | WO2005113999A2 Access method and apparatus that limit motion according to load and position |
| 12/01/2005 | US20050262838 Hydraulic machine, system for monitoring health of hydraulic machine, and method thereof |
| 11/29/2005 | US6968686 Operation mechanism of a variable displacement hydraulic pump |
| 11/29/2005 | US6968684 Valve for a hydraulic drive apparatus |
| 11/23/2005 | CN1699950A Hydraulic machine, system for monitoring health of hydraulic machine, and method thereof |
| 11/22/2005 | US6966181 Hydrostatic transmission |
| 11/16/2005 | EP1595088A1 Torque-limiting coupling |
| 11/15/2005 | US6964164 Return to neutral device for a hydraulic apparatus |
| 11/15/2005 | US6964163 Dual check-relief valve |
| 11/10/2005 | US20050248162 Machine and system for power generation through movement of water |
| 11/02/2005 | EP1591295A2 Hydraulic drive system and improved control valve assembly therefor |
| 11/02/2005 | CN1690451A Hydraulic drive system and improved filter sub-system therefor |
| 11/02/2005 | CN1690449A Hydraulic drive system and improved control valve assembly therefor |
| 11/01/2005 | US6960069 Arrangement structure of swash plate hydraulic pump hydraulic pump |
| 11/01/2005 | US6959671 Cooling system for work machine |
| 11/01/2005 | US6959545 Engine control based on flow rate and pressure for hydraulic hybrid vehicle |
| 10/27/2005 | US20050235639 Operation mechanism of a variable displacement hydraulic pump |
| 10/26/2005 | EP1589264A2 Hydraulic drive system and improved filter sub-system therefor |
| 10/20/2005 | US20050229593 Air servo cylinder |
| 10/18/2005 | US6955049 Machine and system for power generation through movement of water |
| 10/11/2005 | US6953327 Dual pump |
| 10/06/2005 | US20050217262 Hydrostatic transmission with pressure regulation means |
| 10/06/2005 | US20050217260 Electro-hydraulic fan drive cooling and steering system for vehicle |
| 10/05/2005 | EP1582772A2 A driving force distribution apparatus for right and left wheels |
| 10/05/2005 | CN1676949A Air servo cylinder |
| 10/04/2005 | US6951164 Swash plate type servo device for a plunger hydraulic unit |
| 10/04/2005 | US6951093 Transmission shaft rotation sensor switch |
| 09/29/2005 | US20050210873 Driving force distribution apparatus for right and left wheels |
| 09/29/2005 | US20050210871 Work vehicle hydraulic system |
| 09/29/2005 | DE102005010064A1 Hilfskraftlenkungs-System Auxiliary power steering system |
| 09/28/2005 | CN1673565A Hydraulically controlled torque coupling device |
| 09/23/2005 | CA2501917A1 Electro-hydraulic fan drive cooling and steering system for vehicle |
| 09/22/2005 | WO2005088170A1 Power transmission system |
| 09/22/2005 | WO2005088137A1 Hydraulic service module |
| 09/22/2005 | CA2557518A1 Hydraulic service module |
| 09/21/2005 | CN1670402A Self circulating pump type power transmitter |
| 09/15/2005 | WO2005059331A3 Bearing system for high-speed rotating machinery |
| 09/15/2005 | DE102005007633A1 Elektrohydraulische Kupplungsanordnung Electro-hydraulic clutch assembly |