Patents for F16H 47 - Combinations of mechanical gearing with fluid clutches or fluid gearing (4,840)
04/2003
04/30/2003CN2547954Y Hydraulic driven turntable
04/29/2003US6553759 Transmission for a working vehicle
04/24/2003DE4042696C2 Infinitely variable hydrostatic transmission
04/22/2003US6551207 Automatic multi-level transmission for a vehicle
04/16/2003EP1302703A2 A method and system for controlling a powertrain
04/16/2003EP1302700A2 Transmitting system for small-sized vehicle
04/09/2003CN2544139Y Stepless speed variator for car
04/08/2003US6544142 Transmission system for vehicle
04/08/2003US6543311 Driving system for industrial trucks
04/02/2003EP1297271A1 Hydrodynamic 2-speed turbine drive
04/01/2003US6540633 Transmission for speed changing and steering of a vehicle
03/2003
03/25/2003CA2146459C Infinitely variable transmission with power splitting
03/18/2003US6533695 Hydromechanical transmission
03/18/2003US6533694 Hydro mechanical transmission planetary carrier support system
03/13/2003US20030050145 Riding lawn mower
03/11/2003US6530855 Parallel hydromechanical underdrive transmission
03/04/2003US6527660 Method and apparatus to transfer torque at a nominally constant speed to a dynamoelectric machine from a variable speed engine
02/2003
02/27/2003WO2003016751A1 Universal holonomic transmission infinitely changing the torque
02/25/2003WO2003076829A1 Speed change device
02/25/2003US6524205 Integral-type hydraulic and mechanical transaxle apparatus for driving and steering a vehicle
02/20/2003US20030036451 Continuously variable hydro-mechanical transmission
02/19/2003EP1284376A1 General-purpose mechanical holonomic element for a gear with variable changing of the rotation moment
02/19/2003EP1283962A1 Dual input transmission
02/12/2003EP1196699B1 Power distribution transmission
02/06/2003WO2002026516A3 A hydro-mechanical transmission planetary carrier support system
01/2003
01/23/2003WO2003006849A1 Hydraulic continuously variable transmission and power transmission device
01/23/2003DE20208495U1 Continuous, dual power branching gearbox for vehicle has two parallel mutually engaged planetary gears, each with sun wheel, planetary bearer, planetary and hollow wheels
01/22/2003EP1277991A2 Hydrostatic transmission and shift control method
01/21/2003US6508345 Lockup clutch for torque converter
01/16/2003US20030013572 Transmission
01/15/2003EP1275879A2 Power shift transmission
01/09/2003WO2003002894A1 Hydraulic stepless speed-change device and power transmission device
01/09/2003US20030008745 Torque split power transmisson
01/08/2003EP1273828A2 Torque split power transmission
12/2002
12/25/2002CN2527784Y Hydraulic coupler forward drive speed reducing box
12/25/2002CN1386991A Automatic speed changer for car
12/19/2002US20020193200 Automatic multi-level transmission for a vehicle
12/18/2002EP0988477B1 Method and device for the power shiftable change-over of a hydrostatic vehicle drive of a mobile construction machine
12/18/2002CN1096581C Variable-speed power transmitter
12/12/2002DE10128076A1 Torque division transmission esp. for agricultural vehicles has coupled gear with four different seats of planetary gears, and hydrostatic branch with pump and motor volume of 40ccm/RPM
12/05/2002US20020183155 Compact vehicle transmission
12/05/2002US20020179340 Modular hydrostatic transaxle for zero turn radius mower
11/2002
11/28/2002WO2002095267A1 Auxiliary-range transmission for a motor vehicle
11/27/2002EP1260733A2 Automotive automatic transmission
11/26/2002US6485387 Apparatus and method for determining the output speed of a hydrostatic unit in a hydro-mechanical transmission
11/21/2002US20020173399 Automotive automatic transmission
11/21/2002US20020173398 Hydrostatic transmission with internal fluid expansion chamber
11/21/2002US20020170384 Hydrostatic transaxle
11/21/2002DE10124352A1 Multi-range motor vehicle gearbox shifts power to at least one fictional shift element during range change by means of continuous gearbox ratio change carried out to change over shift element
11/20/2002CN1380503A Manual and automatic stepless power transmission-gear box
11/19/2002US6481314 Vehicle travelling control apparatus
11/14/2002DE10123105A1 Power branching gearbox has switching device between hydrostatic power branch, summation gearbox for selective connection of hydrostatic power branch to summation gearbox
11/14/2002DE10122823A1 Power ramification gear is hydrostatic and mechanical with stageless alteration of transmission ratio and has hydrostatic gear part and mechanical gear part
11/06/2002EP1255062A2 Modular hydrostatic transaxle for zero turn radius mower
11/05/2002US6474195 Torque converter drive and countershaft transmission drive combination
10/2002
10/29/2002US6471619 Transmission control method
10/29/2002US6471022 Method and device for actuating a motor vehicle clutch device
10/24/2002DE10155923A1 Verfahren zum Abschätzen eines Antriebsdrehmoments in einem Fahrzeug A method for estimating a drive torque in a vehicle
10/23/2002EP1251293A2 Hydrostatic transaxle
10/23/2002CN1375646A Speed-changeable power transferring device
10/23/2002CN1093234C Parallel hydromechanical underdrive transmission
10/17/2002US20020151403 Continous torque regulator
10/17/2002CA2381873A1 Hydrostatic transaxle
10/16/2002EP1248920A1 Power-splitting gearbox
10/16/2002EP0894211B1 Cvt control system
10/15/2002US6463740 Compressor starting torque converter
10/10/2002DE10115128A1 Power branching gear has stagelessly adjustable power branch and mechanical power branch with at least two movement areas
10/09/2002CN1373309A Planetary static pressure torque converter and torque converter for static pressure machinery
10/03/2002US20020139600 Working vehicle
10/03/2002US20020139597 Wheel type traveling and operating vehicle
10/02/2002DE10114435A1 Power shift gearbox for vehicles has component parts and transmission ratios arranged so that lubrication of profiled connection between motor and drive shaft is through contact bores centrally through gearbox shafts
10/01/2002US6457382 Method and apparatus for shifting ranges in a torque reversing mechanical transmission coupled to a hydrostatic transmission
09/2002
09/26/2002DE10112503A1 Hydro-mechanical drive system has hydraulic fluid passages passing through a planetary gear sun wheel
09/25/2002EP1144886B1 Method and device for actuating a motor vehicle clutch device
09/25/2002EP1076786B1 An hydraulic control circuit for a continuously-variable-transmission
09/25/2002EP1058796B1 Hydrodynamic-mechanical multi-speed compound transmission, especially a six-speed torque-converter transmission
09/17/2002US6450912 Hydromechanical transmission having a continuously variable transmission ratio
09/12/2002WO2002070877A1 Drive unit with an internal combustion engine and an exhaust gas turbocharger
09/12/2002DE10109775A1 Antriebssystem eines Arbeitsfahrzeugs Drive system of a work vehicle
09/10/2002CA2263542C Ensilage harvester variable speed feed roll drive
09/06/2002WO2002057650A3 Continuously variable transmission having high transmission efficiency and durability
09/05/2002US20020121399 Drive system for a utility vehicle
09/04/2002EP1236933A2 Drive system for working vehicle
09/04/2002EP0879370B1 Transmission unit, method to drive a transmission unit integrated into a drive train, and hydrodynamic unit
09/03/2002US6443869 Transaxle with controlled traction differential
09/03/2002US6443036 Mechanical-hydrostatic transmission, particularly for tools and vehicles suitable for gardening, such as lawn-mowers or the like
08/2002
08/29/2002WO2002066869A1 Power unit
08/29/2002WO2002057651A3 Continuously variable transmission having high transmission efficiency and durability
08/29/2002US20020119856 Hydromechanical transmission
08/28/2002CN2508058Y Speed controlling motor-hydraulic-gear combined drive device for pumping unit
08/27/2002US6440026 Hydro-mechanical transmission
08/22/2002WO2002064999A1 Hydromechanical speed-change device and vehicle having speed change device mounted thereon
08/22/2002US20020115521 Combined hydrostatic and gear transmissions employing independent sumps
08/20/2002US6435999 Continuously variable transmission and method of controlling the same
08/14/2002EP1231413A2 Synchromesh transmission
08/14/2002EP1012493B1 Hydrostatic mechanical torque divider transmission with four areas
08/14/2002DE10034752A1 Fahrantrieb Traction drive
08/08/2002DE10104420A1 Synchromesh gearbox for use in a hydraulic engine, has a drive shaft, a propeller shaft, a driven shaft and a gearshift device operated by means of a switch valve and a hydraulic cylinder
07/2002
07/30/2002US6427109 Powertrain torque estimate
07/25/2002WO2002057835A1 Continuously variable transmission having high transmission efficiency and durability
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