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Class Information
Number: 475/218
Name: Planetary gear transmission systems or components > Nonplanetary variable speed or direction transmission combined with planetary transmission > Plural power paths to planetary gearing
Description: Subject matter wherein said power transmitting mechanism has at least two power output members leading therefrom, said power output members being connected to different elements of a planetary gear transmission to provide rotary input to either or both of said elements of said planetary gear transmission.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7621839 |
Dual clutch transmission with multiple range gearing |
Nov. 24, 2009 |
| 7611433 |
Dual clutch hybrid powershift transmission |
Nov. 3, 2009 |
| 7604561 |
Multi-speed countershaft transmission with a planetary gear set and method |
Oct. 20, 2009 |
| 7597644 |
Nine or ten speed split clutch countershaft automatic transmission |
Oct. 6, 2009 |
| 7537539 |
Multiple gear ratio transmission device |
May. 26, 2009 |
| 7534185 |
Continually variable transmission |
May. 19, 2009 |
| 7530916 |
Continuously variable ratio transmission system |
May. 12, 2009 |
| 7481736 |
Continuously variable planetary gear set |
Jan. 27, 2009 |
| 7470206 |
Multi-speed countershaft transmission with a planetary gear set |
Dec. 30, 2008 |
| 7425184 |
Modular transmission unit, in particular multistage transmission |
Sep. 16, 2008 |
| 7416506 |
Rotor controlled transmission |
Aug. 26, 2008 |
| 7384361 |
Planetary gear type multistage transmission for vehicle |
Jun. 10, 2008 |
| 7381144 |
Gearbox assembly with gearbox means for speed overlap |
Jun. 3, 2008 |
| 7361112 |
Transmission apparatus |
Apr. 22, 2008 |
| 7326147 |
Continuously variable transmission apparatus |
Feb. 5, 2008 |
| 7311630 |
Multi-speed transmission with differential gear set and countershaft gearing |
Dec. 25, 2007 |
| 7288044 |
Transmission, in particular an automated power-branched multi-speed gearing |
Oct. 30, 2007 |
| 7238135 |
Three-mode continuously variable transmission with a direct low mode and two split path high modes |
Jul. 3, 2007 |
| 7217216 |
Continuously variable transmission apparatus |
May. 15, 2007 |
| 7195576 |
Continuously variable transmission apparatus |
Mar. 27, 2007 |
| 7186203 |
Planetary gear type multistage transmission for vehicle |
Mar. 6, 2007 |
| 7163483 |
Three speed transfer case with two transfer chains |
Jan. 16, 2007 |
| 7128681 |
Transmission |
Oct. 31, 2006 |
| 7104917 |
Countershaft planetary transmissions |
Sep. 12, 2006 |
| 7097584 |
Synchronization device for a dual clutch gearbox based on at least one planetary gear set, and corresponding dual clutch gearbox |
Aug. 29, 2006 |
| 7094171 |
Continuously variable transmission apparatus |
Aug. 22, 2006 |
| 7083540 |
Dual clutch transmission having low gear mesh loss |
Aug. 1, 2006 |
| 7070534 |
Power transmission with preselected ratios and a preselected output splitter |
Jul. 4, 2006 |
| 7048667 |
Power split transaxle for producing stepless reverse, forward and geared neutral speed ratios |
May. 23, 2006 |
| 7004878 |
Automated multiple-gear transmission |
Feb. 28, 2006 |
| 6984187 |
Multi-stage gearbox |
Jan. 10, 2006 |
| 6981928 |
Continuously variable transmission apparatus |
Jan. 3, 2006 |
| RE38887 |
Infinitely variable epicyclic transmissions |
Nov. 22, 2005 |
| 6958029 |
Continuously variable transmission apparatus |
Oct. 25, 2005 |
| 6939262 |
Multiple gearing switch device |
Sep. 6, 2005 |
| 6926635 |
Multi-speed transmission |
Aug. 9, 2005 |
| 6926636 |
Gear driven power converter |
Aug. 9, 2005 |
| 6913555 |
CVT transmission for motor vehicles, in particular for agricultural tractors |
Jul. 5, 2005 |
| 6869379 |
Automatic variable-speed transmission |
Mar. 22, 2005 |
| 6866606 |
Continuously variable transmission system for vehicles |
Mar. 15, 2005 |
| 6852055 |
Continuously variable power split transmission (CVPST) system for use in a hybrid vehicle |
Feb. 8, 2005 |
| 6849023 |
All gear infinitely variable transmission |
Feb. 1, 2005 |
| 6758782 |
Actuating mechanism for axial setting purposes, having a double function |
Jul. 6, 2004 |
| 6733412 |
Automotive automatic transmission |
May. 11, 2004 |
| 6712730 |
Active torque bias coupling |
Mar. 30, 2004 |
| 6659901 |
Infinite speed ratio continuously variable transmission |
Dec. 9, 2003 |
| 6616559 |
Continuously variable transmission |
Sep. 9, 2003 |
| 6604039 |
Control of toroidal continuously variable transmission |
Aug. 5, 2003 |
| 6565471 |
Continuously variable hydro-mechanical transmission |
May. 20, 2003 |
| 6503166 |
Vehicle drive assembly |
Jan. 7, 2003 |
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