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Class Information
Number: 16/31A
Name: Miscellaneous hardware > Casters > Frame > Single leg frame or fork

Patents under this class:

Patent Number Title Of Patent Date Issued
8549705 Hollow wheel set Oct. 8, 2013
8413295 Caster wheel system Apr. 9, 2013
8002363 Quick release structure for front wheel of baby stroller Aug. 23, 2011
7922134 Objects including gaming stools with an easy rolling support base Apr. 12, 2011
7600294 Chassis foot and optional castor assembly Oct. 13, 2009
7448465 Machine with a steering axle with axle tree bolsters and axle bodies having individual components Nov. 11, 2008
7410211 Folding chair with wheels Aug. 12, 2008
7377713 Front-wheel support for a wheel chair May. 27, 2008
7134167 Structure of a connecting shaft mechanism of a caster assembly Nov. 14, 2006
6932314 Sleeves for use in systems for supporting platform-like objects on casters and posts Aug. 23, 2005
6810561 On a wheel of a rack Nov. 2, 2004
6725501 Caster with universal mount and swivel and wheel lock Apr. 27, 2004
6641228 Detachable front wheel structure of golf cart Nov. 4, 2003
6463624 Joint structure of a wheel bearing Oct. 15, 2002
5943734 Mount for mounting a caster wheel to a wheelchair Aug. 31, 1999
5390393 Caster with a fouling-resistant bearing cup feature Feb. 21, 1995
5361454 Snap-on swivel wheel assembly Nov. 8, 1994
4974284 Picnic table caster assembly Dec. 4, 1990
4748715 Adjustable roller assembly Jun. 7, 1988
4709444 Wheel bracket mounting structure Dec. 1, 1987
4471508 Linearly reversible caster assembly Sep. 18, 1984
4068343 Castor fork assembly with protective surface Jan. 17, 1978

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