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Class Information
Number: 475/296
Name: Planetary gear transmission systems or components > With means to vary drive ratio or disconnect drive (e.g., brake or clutch) > Plural drive ratios other than unity
Description:
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7445223 |
Bicycle drive unit capable of backward movement and naughtrotation and forward movement traveling when rectitude or reverse pedaling |
Nov. 4, 2008 |
| 7384366 |
Transfer case with torque synchronizer clutching |
Jun. 10, 2008 |
| 7370873 |
Bicycle drive unit of multi pedaling type |
May. 13, 2008 |
| 7344470 |
Multi-speed planetary transmission |
Mar. 18, 2008 |
| 7338058 |
Bicycle frame with an integrated gear housing, and a gear housing for a bicycle frame |
Mar. 4, 2008 |
| 7303502 |
Gear change mechanism |
Dec. 4, 2007 |
| 7300378 |
Multi-speed planetary transmissions having clutched input members and providing at least eight speed ratios |
Nov. 27, 2007 |
| 7294089 |
Multiple-speed automatic transmission |
Nov. 13, 2007 |
| 7267631 |
Automatic transmission having a start-up clutch |
Sep. 11, 2007 |
| 7223194 |
Clutch mechanism with dual clutch devices and a planetary gearset |
May. 29, 2007 |
| 7156768 |
Multi-stage transmission |
Jan. 2, 2007 |
| 7153232 |
Planetary transmissions having a stationary member and an input member |
Dec. 26, 2006 |
| 7150696 |
Planetary transmissions having a stationary gear member and clutched input members |
Dec. 19, 2006 |
| 7150695 |
Planetary transmissions having input clutches and three interconnected gear sets |
Dec. 19, 2006 |
| 7128684 |
Planetary transmissions having a stationary fixed interconnection and up to three input clutches |
Oct. 31, 2006 |
| 7118508 |
Planetary transmissions having three interconnected gear members and clutched input members |
Oct. 10, 2006 |
| 7104916 |
Planetary transmissions having a stationary fixed interconnection and providing at least eight speed ratios |
Sep. 12, 2006 |
| 7101305 |
Planetary-gear-type multiple-step transmission for vehicle |
Sep. 5, 2006 |
| 7090610 |
Wide ratio transmissions with three interconnected planetary gear sets |
Aug. 15, 2006 |
| 7052433 |
Automatic transmission |
May. 30, 2006 |
| 7018319 |
Multistep gear |
Mar. 28, 2006 |
| 7008347 |
Single overdrive six-speed transmission with low internal speeds |
Mar. 7, 2006 |
| 6997846 |
Wide ratio transmissions with three planetary gear sets and two interconnecting members |
Feb. 14, 2006 |
| 6991578 |
Multistep gear |
Jan. 31, 2006 |
| 6976933 |
Multi-speed power transmission |
Dec. 20, 2005 |
| 6976931 |
Eight speed transmissions with three planetary gear sets |
Dec. 20, 2005 |
| 6976932 |
Multi-speed planetary transmission mechanisms with a stationary planetary member and two brakes |
Dec. 20, 2005 |
| 6935985 |
Gear change-speed unit for automatic transmission |
Aug. 30, 2005 |
| 6932735 |
Six-speed planetary transmission mechanisms with two clutches and three brakes |
Aug. 23, 2005 |
| 6926635 |
Multi-speed transmission |
Aug. 9, 2005 |
| 6860831 |
Multi-stage transmission |
Mar. 1, 2005 |
| 6852060 |
Gear assembly |
Feb. 8, 2005 |
| 6837823 |
Six-speed dual-clutch transmissions having four planetary gear sets and two brakes |
Jan. 4, 2005 |
| 6783477 |
Family of six-speed dual-clutch transmissions having three planetary gear sets |
Aug. 31, 2004 |
| 6776738 |
Family of multi-speed transmissions with a stationary planetary member and input clutches |
Aug. 17, 2004 |
| 6773371 |
Family of multi-speed transmissions having interconnected planetary gearsets and input clutches |
Aug. 10, 2004 |
| 6767306 |
Transmission mechanisms with three gear sets and a stationary gear member |
Jul. 27, 2004 |
| 6764426 |
Multi-speed dual-clutch transmissions having three interconnecting members and four brakes |
Jul. 20, 2004 |
| 6758786 |
Integrated assembly comprising a hydraulic clutch and a planetary gear train, in particular for automatic transmission particularly of vehicles, and automatic transmission comprising same |
Jul. 6, 2004 |
| 6758787 |
Family of six-speed dual-clutch transmissions having a stationary planetary gear member |
Jul. 6, 2004 |
| 6752739 |
Transmission mechanisms with three gear sets and a stationary gear member |
Jun. 22, 2004 |
| 6746360 |
Transmission mechanisms with clutched input and a stationary planetary gear member |
Jun. 8, 2004 |
| 6746361 |
Planetary transmissions with three gear sets and a stationary interconnecting member |
Jun. 8, 2004 |
| 6746362 |
Six speed planetary transmission mechanisms with two fixed interconnections |
Jun. 8, 2004 |
| 6746363 |
Multi-speed dual-clutch planetary transmission mechanisms having a stationary gear member and one brake |
Jun. 8, 2004 |
| 6743146 |
Seven-speed planetary transmissions with a stationary interconnection |
Jun. 1, 2004 |
| 6743145 |
Planetary transmissions with three interconnected gear sets and a stationary member |
Jun. 1, 2004 |
| 6743147 |
Family of multi-speed planetary transmissions having a clutched input and one stationary member |
Jun. 1, 2004 |
| 6736752 |
Family of multi-speed transmissions with three planetary gearsets |
May. 18, 2004 |
| 6736750 |
Family of multi-speed planetary transmission mechanisms having clutch input |
May. 18, 2004 |
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