U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

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Patent No. 6637829

Decorative Jeweled Wheel Cover

An improved wheel is provided wherein decorative items such as gem stones are embedded in either the wheel surface, a special mounting section attached to the wheel surface, or to a spoke strap that wraps around each spoke and positions embedded gem stones on the outside surface of the spoke.

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Class 280/86.1 - Including resilient mounting


Subclass of Class 280 - Land vehicles
Definition: Subject matter wherein the swivel truck is resiliently supported
No. of patents: 20
Last issue date: 08/10/2010


NumberTitleIssue Date
7770905Stroller wheel suspension
A stroller wheel suspension mechanism has a generally rigid carrier with a top mounting section connectable to a stroller frame and a downward facing surface. The carrier also has a depending spring section that extends downward from the top mounting section adjacen...
08/10/2010
7370876Wheelchair suspension
A side frame assembly for a wheelchair suspension includes a mainframe, and a front caster frame connected pivotally to both a front end of the mainframe and a front caster. A return spring is disposed between the front caster frame and the mainframe so as to bias t...
05/13/2008
7316282Anti-tip system for wheelchairs
An anti-tip system is adapted for use in a powered wheelchair for purposes of curb-climbing and ride stability. The anti-tip system includes at least one anti-tip wheel, a suspension arm for mounting the anti-tip wheel and a pair of links coupling the suspension arm...
01/08/2008
7264272Bi-directional anti-tip system for powered wheelchairs
A bi-directional anti-tip system for a wheelchair includes a pair of anti-tip system subassemblies actively lifting a leading anti-tip wheel when traveling in either forward or reverse directions. The anti-tip system subassemblies operate to couple a leading anti-ti...
09/04/2007
7232008Active anti-tip wheels for power wheelchair
An anti-tip system is provided for stabilizing a vehicle, such as a power wheelchair, about a pitch axis and relative to a ground plane. The anti-tip system includes at least one anti-tip wheel. The mounting assembly for the anti-tip wheel is configured such that it...
06/19/2007
7150463Wheelchair capable of absorbing road shock
A wheelchair includes a chair frame, two suspension arms, two clutches, two drive wheels, two shock absorbers, and two limiting units. The chair frame includes two lateral frame parts. Each of the suspension arms is connected pivotally to the chair frame adjacent to...
12/19/2006
7070005Soil aerator assembly
In certain embodiments a soil aerator may include a hinged frame assembly that cooperates with one or more weight transferring systems adapted to permit an aeration subassembly to lift off the ground when an aeration tine impacts a hard obstacle such as a rock in th...
07/04/2006
7055835Suspension structure for front wheel assembly of wheelchair
A suspension structure for a front wheel assembly of a wheelchair generally includes struts of front wheel assemblies disposed at corresponding mounting brackets on the frame of the wheelchair. The struts will rotate upward about the corresponding jockey wheels when...
06/06/2006
7017879Bracket for open bottom type cabinet
A bracket is disclosed for use in open bottom type cabinets, such as file cabinets, which enables caster assemblies and the like to be secured thereto. The bracket is configured to be secured in the corners of an open bottom cabinet. In accordance with the present i...
03/28/2006
6944910Caster wheel assembly with anti-flutter control
A caster wheel assembly for a wheeled device, such as a wheelchair, includes a housing suitable for connection to a wheeled device, a caster fork configured to mount a caster wheel for rotation, and a caster bolt connected to the caster fork and inserted into the ho...
09/20/2005
6908087Mobile load carrier with castor mounting arrangement
A mobile load carrier comprises a castor mounting arrangement comprising two or swivellable castors mounted on a first member (7), characterized in that said first member (7) is rotatably attached to a second member or member (5), along a fixed,...
06/21/2005
6543798Anti-tip caster suspension for a wheelchair
An anti-tip suspension for a wheelchair having rear casters is defined. The suspension includes a rocker arm support, a rocker arm and a spring. The rocker arm is pivotally attached to the rocker arm support so that it is rotatable with respect to the roc...
04/08/2003
6149169Caster fork with dampener
A suspension fork for caster wheels providing shock absorption, comfort and safety while maintaining the original castering characteristics. A fork supporting a wheel on an axle is allowed to pivot about a second axle or pin located at the opposite end of...
11/21/2000
6050008Vehicle mounted accessory assembly
A vehicle mounted accessory unit assembly is provided that is removably mountable to a vehicle, the accessory assembly including a support frame having a first and second portion that are connected at a pivot point, with the pivot point enabling forces to...
04/18/2000
5080390Vehicle with plastic suspension
Four wheeled vehicle supporting a ground probing radar antenna 52 has an aluminium alloy square plate 10 and four wheel mountings 14 supported by four pairs of equal-length arms 18,20. The arms as seen in plan are arranged in a square. One arm 18 in any p...
01/14/1992
4948162Tail wheel spring arm assembly
A mechanism for connecting a trailing wheel to an implement, incorporates a spring arm which will absorb shock. The tension on the spring is adjustable....
08/14/1990
4690427Fork mount mono-wheel suspension
A steerable fork mount that is pre-assembleable and compact comprising a fork having a top and two depending pedestals that are rigidly formed together, that are relatively short in the fore and aft direction, with a rocker beam at the bottom, rockable ab...
09/01/1987
4491338Hitches
A hitch (10) for attaching an item of equipment to be towed, e.g. a caravan or trailer, to a towing vehicle, such as a car, comprises a framework (12) carried by at least one road wheel or roller (30) located between the rear of the car and the forward en...
01/01/1985
4392668Shock-absorbing wheel suspension assembly
The improved shock-absorbing wheel suspension assembly of the present invention comprises a rigid yoke having a generally upstanding neck and a pair of downwardly diverging hollow tubular sleeves connected to the lower end of the neck, both sleeves being ...
07/12/1983
4000912Shock absorber
A shock absorber utilizing two separating members hingedly attached at their first ends and an arm connected to one of the members to dampen impact shock normally transmitted to a body connected to the other member....
01/04/1977
 
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