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Class Information
Number: 475/72
Name: Planetary gear transmission systems or components > Fluid drive or control of planetary gearing > Fluid pump and motor in one of plural paths to or from planetary gearing
Description: Subject matter wherein the drive train* consists of a transmission under the class definition having two power paths, one of which is a fluid torque transmitting drive comprising means to pressurize a fluid and means responsive to such pressure to convert such pressure to useful mechanical work.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7588509 |
Infinitely variable gear transmission with parallel hydraulic ratio control |
Sep. 15, 2009 |
| 7559865 |
Transmission apparatus for a working vehicle |
Jul. 14, 2009 |
| 7465245 |
Hydromechanical transmission for agricultural tractors |
Dec. 16, 2008 |
| 7428456 |
Active combine rotor deceleration |
Sep. 23, 2008 |
| 7416502 |
Hydrostatic mechanical power-split transmission |
Aug. 26, 2008 |
| 7381144 |
Gearbox assembly with gearbox means for speed overlap |
Jun. 3, 2008 |
| 7357745 |
Travel working machine |
Apr. 15, 2008 |
| 7354368 |
Method and means for shifting a hydromechanical transmission |
Apr. 8, 2008 |
| 7354369 |
Working vehicle |
Apr. 8, 2008 |
| 7335125 |
Continuously variable transmission |
Feb. 26, 2008 |
| 7303498 |
Transmission apparatus for a working vehicle |
Dec. 4, 2007 |
| 7241242 |
Two-mode compound-split hydraulic continuously variable transmission |
Jul. 10, 2007 |
| 7207916 |
Transmission for power take-off |
Apr. 24, 2007 |
| 7186201 |
Active combine rotor deceleration |
Mar. 6, 2007 |
| 7168997 |
Boat propulsion system |
Jan. 30, 2007 |
| 7074149 |
Transmission for wheel type working vehicle |
Jul. 11, 2006 |
| 7062368 |
Combine having a system estimator to automatically estimate and dynamically change a target control parameter in a control algorithm |
Jun. 13, 2006 |
| 6997838 |
Parallel hydromechanical underdrive transmission |
Feb. 14, 2006 |
| 6988917 |
Boat propulsion system |
Jan. 24, 2006 |
| 6984172 |
Dual power path drive for a rotating threshing rotor of an agricultural combine and method for decelerating the rotor |
Jan. 10, 2006 |
| 6939261 |
Compact vehicle transmission |
Sep. 6, 2005 |
| 6918850 |
Working vehicle |
Jul. 19, 2005 |
| 6880429 |
Transmission assembly |
Apr. 19, 2005 |
| 6821226 |
Method for controlling the shifting sequence of a continuous automatic transmission, especially a motor vehicle, comprising gear step changeovers |
Nov. 23, 2004 |
| 6692395 |
Transmisson for power take-off |
Feb. 17, 2004 |
| 6663525 |
Hydro-mechanical transmission with automatic braking capability and method of operation |
Dec. 16, 2003 |
| 6651529 |
Hydrostatic transmission |
Nov. 25, 2003 |
| 6645106 |
Transmission for performing reliable continuously-variable-speed operation through gear meshing, and vehicle-use continuously-variable transmission device using it |
Nov. 11, 2003 |
| 6626065 |
Hydrostatic transmission with internal fluid expansion chamber |
Sep. 30, 2003 |
| 6569049 |
Radial piston hydromechanical continuously variable transmission |
May. 27, 2003 |
| 6533694 |
Hydro mechanical transmission planetary carrier support system |
Mar. 18, 2003 |
| 6533695 |
Hydromechanical transmission |
Mar. 18, 2003 |
| 6530855 |
Parallel hydromechanical underdrive transmission |
Mar. 11, 2003 |
| 6450912 |
Hydromechanical transmission having a continuously variable transmission ratio |
Sep. 17, 2002 |
| 6358174 |
Hydraulic machine |
Mar. 19, 2002 |
| 6338689 |
Hydromechanical transmission |
Jan. 15, 2002 |
| 6336378 |
Transmission and transaxle casing |
Jan. 8, 2002 |
| RE37458 |
Hydro-mechanical transmission |
Nov. 27, 2001 |
| 6315691 |
Toothed selector clutch |
Nov. 13, 2001 |
| 6283883 |
Power transmission system |
Sep. 4, 2001 |
| 6247295 |
Hydro-mechanical transmission system for an agricultural combine |
Jun. 19, 2001 |
| 6203463 |
Transmission with variable ratio utilizing three planetaries, five members, a variable speed pump, and a variable speed motor and associated method for operatively connecting components associ |
Mar. 20, 2001 |
| 6151990 |
Hydrostatic transaxle having a casing split along one or more vertical planes |
Nov. 28, 2000 |
| 6106427 |
Continuously variable transmission |
Aug. 22, 2000 |
| 6105463 |
Transmission and transaxle casing |
Aug. 22, 2000 |
| 6086501 |
Hydro-mechanical transmission |
Jul. 11, 2000 |
| 6080074 |
Process for precise adjustment of a hydrostatic and mechanical torque division gearing |
Jun. 27, 2000 |
| 6056657 |
Control strategy for optimizing multi-range hydro-mechanical transmission |
May. 2, 2000 |
| 6042496 |
Hydrostatic-mechanical power distribution transmission |
Mar. 28, 2000 |
| 6039666 |
Hydraulic and mechanical transmission apparatus |
Mar. 21, 2000 |
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