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Class Information
Number: 267/155
Name: Spring devices > Torsion > Coil
Description: Spring device in which the spring element is in the form of a spirally wound body.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 8419573 |
Bicycle rear derailleur |
Apr. 16, 2013 |
| 8210230 |
Winding shaft for a roller blind device |
Jul. 3, 2012 |
| 8186489 |
Pull arrangement with reversing tension spring |
May. 29, 2012 |
| 8167284 |
Hook structure for spiral spring |
May. 1, 2012 |
| 8152147 |
Torsion spring assembly and portable electronic device with torsion spring assembly |
Apr. 10, 2012 |
| 8056656 |
Anti-torque system for a traction assembly |
Nov. 15, 2011 |
| 7785716 |
Insert-molded article, insert mold and insert molding method |
Aug. 31, 2010 |
| 7766311 |
Wireform locking device |
Aug. 3, 2010 |
| 7691017 |
Hydraulic tensioner |
Apr. 6, 2010 |
| 7606511 |
Opening and closing mechanism of an image forming device |
Oct. 20, 2009 |
| 7128191 |
Actuator assembly |
Oct. 31, 2006 |
| 7093577 |
Recoil starter |
Aug. 22, 2006 |
| 7048271 |
Sheet separator for an automatic document feeder |
May. 23, 2006 |
| 6986508 |
Spring holding cone for holding a spring end of a spiral torsion spring |
Jan. 17, 2006 |
| 6931691 |
Wiper spring |
Aug. 23, 2005 |
| 6857631 |
Printer sheet feeding path idler rollers biased mounting system |
Feb. 22, 2005 |
| 6823972 |
Spring clutch |
Nov. 30, 2004 |
| 6763915 |
Mainspring mechanism and device having the same |
Jul. 20, 2004 |
| 6709056 |
Preloaded spring arrangement, in particular for spring loading office chair synchronizing mechanisms |
Mar. 23, 2004 |
| 6647960 |
Torsion spring assembly for electronic throttle |
Nov. 18, 2003 |
| 6631954 |
Vehicle seat including a pivoting back urged forwards by a torsion bar |
Oct. 14, 2003 |
| 6619638 |
Supplementary torsion spring assembly |
Sep. 16, 2003 |
| 6615897 |
Apparatus for winding a spring |
Sep. 9, 2003 |
| 6575531 |
Reclining chair with adjustment telescopic tube |
Jun. 10, 2003 |
| 6553623 |
Automatic pivot door opener |
Apr. 29, 2003 |
| 6527264 |
Torsion spring for counter balancing weights particularly in sectional doors |
Mar. 4, 2003 |
| 6508461 |
Method and apparatus for spring tensioning |
Jan. 21, 2003 |
| 6485006 |
Plug with safety means for use with counterbalancing systems of garage doors and the like |
Nov. 26, 2002 |
| 6450062 |
Friction damper and pedal device for vehicle having the friction damper |
Sep. 17, 2002 |
| 6240801 |
Friction damper and pedal device for vehicle having the friction damper |
Jun. 5, 2001 |
| 6220586 |
Multiple torsion spring and methods of use |
Apr. 24, 2001 |
| 6112712 |
Motorcycle cam drive tensioner |
Sep. 5, 2000 |
| 6056280 |
Auto-loading lift spring for an electronic device |
May. 2, 2000 |
| 6032760 |
Bi-directional spring holder assembly for an actuator |
Mar. 7, 2000 |
| 6015142 |
Spring module for return-to-normal actuator |
Jan. 18, 2000 |
| 5926935 |
Method of and apparatus for incorporating torsion spring |
Jul. 27, 1999 |
| 5803812 |
Flexible shaft structure for transmitting high torque |
Sep. 8, 1998 |
| 5799760 |
Energy absorbing device |
Sep. 1, 1998 |
| 5799931 |
Coil spring for overrunning spring clutches |
Sep. 1, 1998 |
| 5711568 |
Retractable cargo cover |
Jan. 27, 1998 |
| 5695176 |
Torsional vibration damper |
Dec. 9, 1997 |
| 5671636 |
Method and apparatus for preventing circumferential separation between two gears of a gear train |
Sep. 30, 1997 |
| 5642875 |
Coil spring with flattened convolutions |
Jul. 1, 1997 |
| 5630574 |
Torque shock absorber device |
May. 20, 1997 |
| 5595275 |
Torsion spring assembly for an automatically adjusting friction torque device |
Jan. 21, 1997 |
| 5562275 |
Radially and longitudinally indeformable flexible spindle |
Oct. 8, 1996 |
| 5558315 |
Multi-fold interlockable spring for use in mattress foundation assemblies |
Sep. 24, 1996 |
| 5529296 |
Pedal return device having improved hysteresis characteristics |
Jun. 25, 1996 |
| 5464197 |
Torsion spring having an adjustable spring rate |
Nov. 7, 1995 |
| 5386165 |
Electric motor, especially for a windshield wiping system of a motor vehicle |
Jan. 31, 1995 |
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