Class 152/47 - Annular

Subclass of Class 152 - Resilient tires and wheels
Definition: The rubber spring supporting the spring encircling rigid
No. of patents: 21
Last issue date: 03/02/2010

Number	Title	Issue Date
7669623	Elastic wheel and method of manufacturing the same An elastic wheel comprises a rim for mounting a tire, a disk to be fixed to an axle, and a connecting apparatus for connecting elastically between the rim and disk, the apparatus comprising a pair of axially spaced internal flanges each provided on an inner circumfe...	03/02/2010
7334617	Solid rubber tire with flexible hub and replaceable tire tread A solid rubber tire with a flexible drive hub having a multiplicity of hub ribs and grooves formed around the periphery of the flexible drive hub and a solid rubber tire tread replaceably mounted on the flexible drive hub having a multiplicity of interior tread groo...	02/26/2008
7249657	Wheelchair and one-piece molded braking support wheel therefor A molded braking and support wheel assembly for a multi-wheeled wheelchair for a handicapped person. The wheel assembly includes a braking support wheel molded as a single unit of plastic or plastic-like material having concentric components including a tire receivi...	07/31/2007
7104297	Energy return wheel systems and methods The present invention provides exemplary wheel assemblies for use with a wide range of wheeled vehicles and apparatus. In one embodiment, a wheel assembly (800) includes a rim (810) having edges (816, 818). The wheel assembly includes a pluralit...	09/12/2006
7044179	Elastic wheel An elastic wheel includes a disk (1) secured to an axle hub, a rim (12) for mounting a tire, and an elastic member (10) arranged between the inner peripheral surface of the rim (12) and the outer peripheral surface of the disk (1)....	05/16/2006
6981535	Elastic wheel An elastic wheel includes a disk (1) having a base rim (2), a rim (3) for supporting a tire (10), and an annular elastic rubber body (4) arranged between the outer peripheral surface of the base rim (2) and the inner periphe...	01/03/2006
6732775	Elastic wheel An elastic wheel having a disk 1 equipped with a base rim 2 and a rim 3 for supporting a tire includes a pair of guides 4 fixed annularly on the inner peripheral surface of the rim 3 and a pair of wall portions 5 fixed annul...	05/11/2004
6701985	Energy return wheel systems and methods The present invention provides exemplary vehicle wheel assemblies for use with a wide range of wheeled vehicles and apparatus. In one embodiment, a wheel assembly (100) includes first and second rim portions (210, 212) having edges (220, 222). The wheel a...	03/09/2004
6681822	Non-pneumatic spare tire The present invention is a non-pneumatic tire comprising a rim and one or more elastomeric materials bonded to the rim or to one another. The tire has an equatorial plane, an annular tread, and an annular elastomeric body having first and second spaced la...	01/27/2004
6598919	Wheel assembly for a roller coaster A tire assembly for a wheeled vehicle has a ring-shaped integrally formed outer tire member made of relatively hard and relatively rigid material, and a ring-shaped integrally formed inner tire member. The inner tire member is made of a resilient material...	07/29/2003
6592189	Skate wheel A skate wheel includes an outer polymeric layer, an inner polymeric layer, and an intermediate layer. The inner polymeric layer has a hardness which is less than the hardness of the outer polymeric layer. The inner and outer polymeric layers are preferabl...	07/15/2003
6561592	Running wheel arrangement The present invention relates to a running wheel arrangement having a hub and a running wheel, which is rotatably supported on the hub. Furthermore, the hub includes an internal hub and an external hub which are provided substantially in a manner fixed fo...	05/13/2003
6543791	Axle shock absorber This invention relates to a hub mounted shock absorber suitable for use in the wheels of in-line skates or other small wheel transportation devices such as scooters, street skis, etc. and to in-line skates utilizing wheels with such hub mounted shock abso...	04/08/2003
6375243	Wheel assembly for a roller coaster A tire assembly for a wheeled vehicle has a ring-shaped integrally formed outer tire member made of relatively hard and relatively rigid material, and a ring-shaped integrally formed inner tire member. The inner tire member is made of a resilient material...	04/23/2002
6125955	Magnetic wheel An improved magnetic wheel for a vehicle that moves over ferromagnetic surfaces. The vehicle includes an articulating, remotely controlled chassis that is constructed around a variable frequency motor. Drive axles extend from spring biased torsion hubs an...	10/03/2000
6123128	Floating wheel assembly A cushion wheel assembly having a central hub coaxially surrounded by a resilient circular ring which is coaxially surrounded by a pneumatic tire on a mounting rim. The components are arranged so that axial compression of the resilient ring locks the comp...	09/26/2000
5104201	Shock absorbing wheel hub Hub apparatus for isolating the frame of a lightweight vehicle from shock imparted to a wheel on which the vehicle is mounted, the hub apparatus comprising an inner annular axle hub to which the frame is directly connected; an outer annular wheel hub surr...	04/14/1992
4573510	Tire for heavy loads The tire for heavy load consists of a multi-layered flat ring held in the axial and radial direction by a two-part metal felloe and supported between the felloe by air....	03/04/1986
4511186	Sprocket wheel assembly of endless track-type vehicles A sprocket wheel assembly of a crawler vehicle which comprises a first inner tube mounted on a drive shaft, a second inner tube rotatably mounted on a final reduction gear casing and fixedly connected with the first inner tube, and an outer tube disposed ...	04/16/1985
4108228	Vehicle wheel with rubber tire A vehicle wheel equipped with an annular solid rubber tire having its marginal portions provided with beads resting in and held by lateral wheel flanges. The rubber tire extends around an annular channel into which the tire can partially deflect. The whee...	08/22/1978
4069856	Crawler-type vehicle wheels having impact absorbing rims with resilient biasing means Wheels of a crawler-type vehicle have rims that are laterally movable relative to the axis in response to a force subjected on the rim. The rim is biased by resilient material to return to its normal position in response to removal of the force on the rim...	01/24/1978

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Class 152/47 - Annular