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Class 152/320 - Chambered


Subclass of Class 152 - Resilient tires and wheels
Definition: The recessed integral separate enclosed core is provided
No. of patents: 7
Last issue date: 05/22/2007


NumberTitleIssue Date
7219707Enhanced hollow foam tire structure
A hollow EVA foam tire structure includes a tire, a core and a rim. The core includes a plurality of sections substantially arranged into an annular shape and being hollow on both sides. A plurality of protruding block sections is disposed on the internal side of th...
05/22/2007
6223795Vehicle inner tube with means for protection against piercing of pointed objects
A vehicle inner tube, which includes an inflatable tube formed of a plurality of air balls, the inflatable tube having an air chamber defined on the inside, two sets of curved grooves spirally arranged at two opposite side walls thereof around an air cham...
05/01/2001
6116308Run-flat tire system
A run-flat tire system comprising a tire and an tire core disposed therein, the tire core being an annular body of an elastic closed-cell material, the radially outside and inside of the tire core each provided with a circumferentially extending groove, t...
09/12/2000
4763546Simple tubeless tire patcher
A simple tubeless tire patcher, especially a tool comprising a T-handle and an awl with a notch to press a stick of patch into a hole in the tire to be a good patch, characterized by having two parallel flat surfaces on two opposite sides of the awl for a...
08/16/1988
4471827Non-pneumatic insert tube for tires
A non-pneumatic insert tube for a tire adapted to be mounted upon a circular rim. The insert tube is an elongated resilient plastic cylinder having a thin wall defining a continuous bore which extends throughout the entire tube length. A sequence of space...
09/18/1984
4324279Vehicle tire comprising pneumatic tire inserts
A method and article of manufacture is herein disclosed for eliminating the need for pressurized air in a vehicular pneumatic tire. A resilient tubular insert is inserted and carried within a tire casing to simulate pneumatic conditions. The resilient mat...
04/13/1982
4275782Pneumatic tire inserts
A method and article of manufacture is herein disclosed for eliminating the need for pressurized air in a vehicular pneumatic tire. A resilient tubular insert is inserted and carried within a tire casing to simulate pneumatic conditions. The resilient mat...
06/30/1981
 
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