Patents
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)
06/2011
06/09/2011DE102004059121B4 Steuerungsvorrichtung für eine Fahrzeuglenkung Control device for a vehicle steering
06/07/2011US7956487 Compost updraft tower
06/07/2011US7954558 Devices and methods for power control in horizontal directional drilling
06/07/2011US7954317 Hydraulic system
06/07/2011US7954316 Hydrostatic stepless transmission
06/07/2011US7954315 Hydraulic circuit structure of work vehicle
05/2011
05/26/2011WO2011061630A2 Hydrostatic torque converter and torque amplifier
05/24/2011US7946114 Hydraulic control system
05/24/2011US7946113 Ocean wave electricity generator apparatus
05/17/2011US7941996 Actuation system for a servo-assisted mechanical transmission with oil leakage recovery
05/12/2011US20110107756 Electro-hydrostatic actuator excellent in snubbing characteristic, and drive device used for the same, and control method used for the same
05/11/2011CN102057177A Transmission gear engagement mechanism and method of operation
05/10/2011US7937938 Hydraulic reversing fan valve and machine using same
05/05/2011US20110100309 Ultra-efficient hydraulic hybrid drivetrain and method of operation
05/05/2011US20110099994 Positively engaging shifting element which can be hydraulically or pneumatically actuated
05/05/2011US20110099992 Hydrodynamic torque converter
05/03/2011US7934377 Apparatus for easing impact on boom of excavator and method of controlling the same
05/03/2011US7934376 Hydraulic actuation assembly
04/2011
04/28/2011US20110095533 Rescue and Emergency Power Method and System
04/21/2011US20110092334 Construction machine and control method thereof
04/21/2011US20110088383 Hydraulic system for aircraft
04/19/2011US7926267 Hystat transmission having pressure override control
04/19/2011US7926266 Hydraulic drive apparatus
04/19/2011US7926265 Hydrostatic drive
04/14/2011US20110084943 Method, apparatus, and article for force feedback based on tension control and tracking through cables
04/13/2011EP2307748A1 Transmission gear engagement mechanism and method of operation
04/12/2011US7921643 Hydrostatic transaxle
04/12/2011US7921642 Inertial body drive system
04/05/2011US7918088 Dual pump assembly
04/05/2011US7918087 System for relocating and converting potential energy of water without dams
03/2011
03/31/2011US20110072811 Engine driven lift gate power system
03/29/2011US7914264 Controllable drive for a motor vehicle, in particular for a coolant pump
03/29/2011US7913491 Hydraulic flow control system and method
03/24/2011US20110067970 Fluid friction clutch
03/24/2011US20110067393 Aircraft emergency and backup secondary power apparatus
03/24/2011US20110067391 Hydraulic drive system for sand and salt spreaders
03/22/2011US7908853 Hydraulic balancing for steering management
03/22/2011US7908852 Control system for recovering swing motor kinetic energy
03/15/2011US7905089 Actuator control system implementing adaptive flow control
03/15/2011US7905088 Energy recovery and reuse techniques for a hydraulic system
03/08/2011US7900446 Hydrostatic drive with rotational speed limitation
03/03/2011US20110047999 Control unit of hydraulic brake apparatus for vehicle
03/01/2011US7895833 Hydraulic drive apparatus
02/2011
02/24/2011WO2010129403A3 Cool logic with an integrated cooler into the clutch / engine base
02/24/2011US20110041490 Hydraulic energy accumulator
02/22/2011US7894962 Automated control of boom and attachment for work vehicle
02/22/2011US7891180 Actuator servo-control monitoring method and device
02/17/2011US20110036084 Vehicle cab tilting device with telescopic tilting cylinder
02/17/2011US20110036083 Hydraulic system with a pressure ripple reduction device
02/17/2011DE102009037260A1 Device for changing relative angular position of a compared to crank shaft of internal combustion engine, has drive element that is propelled by crank shaft, where drive element is supported opposite to camshaft in rotating manner
02/15/2011US7886534 Integrated hydrostatic transmission assembly
02/15/2011US7886533 Hydrostatic travel drive with differential locking action
02/15/2011US7886532 Compressed air supply device for a utility vehicle
02/10/2011WO2011016024A2 System and method for supervised home care rehabilitation of stroke survivors
02/10/2011US20110034302 System and method for supervised home care rehabilitation of stroke survivors
02/10/2011US20110030641 Throttle loss recovery and supercharging system for internal combustion engines
02/10/2011US20110030362 Hydraulic Geofracture Energy Storage System
02/10/2011US20110030361 Hydrostatic linear wind mill for wind energy harnessing applications
02/10/2011US20110030360 Hydraulic system comprising a hydrostatic piston machine
02/01/2011US7881027 Fault condition protection
02/01/2011US7880717 Method, apparatus, and article for force feedback based on tension control and tracking through cables
02/01/2011US7877992 Hydraulic power generation system driven by compression air produced by fluid
01/2011
01/27/2011US20110021301 Hydraulic vehicle clutch system, drivetrain for a vehicle including same, and method
01/20/2011US20110011077 Hydraulic servo-drive device and variable turbo-supercharger using the same
01/20/2011US20110011074 Transmission hydraulic control system having an accumulator for priming a pump
01/20/2011DE102005012339B4 Luftservozylinder Air servo cylinder
01/18/2011US7870728 Hydraulic control arrangement
01/18/2011US7870726 Local backup hydraulic actuator for aircraft control systems
01/13/2011WO2011005409A1 Engine clutch and method of using same
01/13/2011US20110006156 Hydraulic actuator with end position damping
01/13/2011US20110005884 Engine Clutch and Method of Using Same
01/13/2011US20110005218 Eccentric gearing type clutch
01/13/2011US20110005217 Bidirectional hydraulic system for operating table
01/13/2011US20110005214 Hydraulic system
01/11/2011US7866152 Hydrostatic transaxle
01/11/2011US7866150 Load sense boost device
01/11/2011US7866149 System and method for rapidly shaking an implement of a machine
01/06/2011WO2011000807A1 Torque transmission device
01/04/2011US7861522 Electrically driven brake booster
12/2010
12/30/2010US20100326067 Self-propelled machine
12/30/2010DE102009030969A1 Drehmomentübertragungseinrichtung Torque transfer device
12/29/2010EP2265837A1 Eccentric gearing type clutch
12/28/2010US7856819 Hydraulic circuit for a public works vehicle and vehicle comprising one such circuit
12/23/2010US20100319568 System and method for dynamically affecting a force applied through a rail vehicle axle
12/23/2010US20100319338 Hydraulic control system for excavator
12/23/2010US20100319335 Hydraulic system
12/21/2010US7854182 Operating apparatus for hydrostatic continuously variable speed-change device for work vehicle
12/21/2010US7854116 Hydraulic pump flow shut-off valve
12/21/2010US7854115 Post-pressure compensated hydraulic control valve with load sense pressure limiting
12/16/2010US20100313563 Hydraulic engine
12/14/2010US7849688 Method and apparatus for retarding an engine
12/14/2010US7849687 Electrohydraulic solar panel carrier adjusting device
12/14/2010US7849686 Valve assembly and a hydraulic actuator comprising the valve assembly
12/14/2010US7849685 Control device for hydraulic cylinder and operating machine including control device
12/14/2010US7849547 Directional control for dual brush robotic pool cleaners
12/09/2010WO2010141079A1 Energy storage system
12/08/2010CN101539178B Deflective transmission-type clutch
12/07/2010US7845170 Drive wheel with an integral fan for a hydraulic power unit
12/02/2010DE202010012212U1 Anordnung zum Transport schwerer Lasten Arrangement for transporting heavy loads
11/2010
11/30/2010US7841175 Hydraulic circuit for construction equipment
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