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Class 152/321 - Perforated


Subclass of Class 152 - Resilient tires and wheels
Definition: The integral separate enclosed core has holes extending
No. of patents: 4
Last issue date: 02/13/2007


NumberTitleIssue Date
7174936Solid suspended work machine tire
A work machine tire includes an annular body of elastomeric material that includes a middle radial region. A plurality of unpressurized cavities are defined by the middle radial region and are distributed in a pattern that includes a first radial band of cavities an...
02/13/2007
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
4168771Roller conveyor system having speed control
A free wheeling tire having the ability to resist increased rotational speed under load is comprised of a hub portion, rim portion, and a multiplicity of flexure members defining voids extending continuously from one side of the tire to another. Deleterio...
09/25/1979
 
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