The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 29, 2002
Filed:
Oct. 03, 2000
Applicant:
Inventors:
Charles D. Spragg, Hudson, OH (US);
Stephen M. Vossberg, Medina, OH (US);
James M. Kirby, Akron, OH (US);
Edward G. Markow, Jensen Beach, FL (US);
Assignee:
Bridgestone/Firestone North American Tire, LLC, Nashville, TN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60C 9/00 ; B60C 1/700 ;
U.S. Cl.
CPC ...
B60C 9/00 ; B60C 1/700 ;
Abstract
A run flat pneumatic tire has a thin annular band embedded in the crown portion of the tire. The band is formed of a composite material such as tows of fiberglass and/or graphite material impregnated with a resin. The resin coated tows are wound about a mandrel having at least one concave recess to provide the band with an anticlastic shape with an arcuate cross section and a concave surface facing radially outwardly.