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Class Information
Number: 74/11
Name: Machine element or mechanism > Power take-off
Description: Devices comprising a subordinate power transmitting assembly, additional to and driven by one of the elements of a main power line, or by the prime mover therefor.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7448460 |
Power takeoff for an electric vehicle |
Nov. 11, 2008 |
| 7421917 |
Tractor with a PTO apparatus |
Sep. 9, 2008 |
| 7399255 |
Engine and transmission control system and method for a vehicle accessory |
Jul. 15, 2008 |
| 7234366 |
Power take-off control system |
Jun. 26, 2007 |
| 7234367 |
Power take-off control system |
Jun. 26, 2007 |
| 7225909 |
PTO clutch assembly |
Jun. 5, 2007 |
| 7181328 |
Method and arrangement for selecting a starting gear and a vehicle comprising this arrangement |
Feb. 20, 2007 |
| 7135785 |
Generator unit for tractors and electrical drive system for agricultural devices |
Nov. 14, 2006 |
| 7128686 |
Method and apparatus for synchronized PTO control in a motor vehicle powertrain |
Oct. 31, 2006 |
| 7071590 |
Coaxial dynamical system |
Jul. 4, 2006 |
| 7048106 |
Power take-off control system and method |
May. 23, 2006 |
| 6962093 |
Noise reduction structure for power take-off unit gear assembly |
Nov. 8, 2005 |
| 6935474 |
Compressed air actuated clutch interlock for clutched power take off unit |
Aug. 30, 2005 |
| 6598496 |
System for driving vehicle accessories through an electro-mechanical interface |
Jul. 29, 2003 |
| 6564891 |
Power take-off assembly for working vehicles |
May. 20, 2003 |
| 6557687 |
Clutch assembly and diagnostic system |
May. 6, 2003 |
| 6533053 |
Quick detachable drive shaft |
Mar. 18, 2003 |
| 6499548 |
Power take-off extended shaft |
Dec. 31, 2002 |
| 6405815 |
Nestable fluid coupler |
Jun. 18, 2002 |
| 6396173 |
Linear actuator |
May. 28, 2002 |
| 6386303 |
Method for controlling the power take-off shaft of a tractor |
May. 14, 2002 |
| 6352035 |
Driving mechanism of a track traveling vehicle |
Mar. 5, 2002 |
| 6263749 |
Power take-off extended shaft |
Jul. 24, 2001 |
| 6173225 |
Power takeoff control system |
Jan. 9, 2001 |
| 6151975 |
Power take-off unit housing having integral hydraulic manifold |
Nov. 28, 2000 |
| 6138069 |
Utility vehicle with work-performing attachment |
Oct. 24, 2000 |
| 6134494 |
Automatic power takeoff control system |
Oct. 17, 2000 |
| 6129187 |
PTO shaft monitoring and control system |
Oct. 10, 2000 |
| 6120257 |
Power transmission apparatus |
Sep. 19, 2000 |
| 6099191 |
Power take off shaft safety retainer |
Aug. 8, 2000 |
| 6095297 |
Hydraulic system for a power-take-off clutch |
Aug. 1, 2000 |
| 6092013 |
Multiple setpoint power takeoff control system |
Jul. 18, 2000 |
| 6045485 |
Circuit for interfacing vehicle drivetrain, service brake, and power take-off with engine control |
Apr. 4, 2000 |
| 6003391 |
Transmission mechanism for a working vehicle |
Dec. 21, 1999 |
| 5988004 |
Internal power take-off shaft |
Nov. 23, 1999 |
| 5979622 |
Power take-off release mechanism |
Nov. 9, 1999 |
| 5971888 |
Method and apparatus for controlling engine speed during power take-off operation |
Oct. 26, 1999 |
| 5937697 |
Power take-off assembly for tractors |
Aug. 17, 1999 |
| 5913547 |
P.T.O. securement method |
Jun. 22, 1999 |
| 5806640 |
Clutch control for locked power take off shaft during power take off clutch engagement |
Sep. 15, 1998 |
| 5740044 |
Torque limiting power take off control and method of operating same |
Apr. 14, 1998 |
| 5611751 |
Engine speed control and method for operating same |
Mar. 18, 1997 |
| 5494142 |
Power take off clutch engagement control system |
Feb. 27, 1996 |
| 5458100 |
Pilot ring attachment assembly |
Oct. 17, 1995 |
| 5400862 |
Power takeoff straddle bearing |
Mar. 28, 1995 |
| 5311961 |
Power-take-off safety system |
May. 17, 1994 |
| 5299129 |
PTO control apparatus for vehicular automatic transmission |
Mar. 29, 1994 |
| 5287939 |
Electronic solenoid shifted power takeoff device |
Feb. 22, 1994 |
| 5247845 |
Power takeoff adapter for drive shaft |
Sep. 28, 1993 |
| 5237883 |
Power take-off devices |
Aug. 24, 1993 |
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