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:
Mar. 14, 2000
Filed:
Mar. 03, 1998
Applicant:
Inventor:
Larry C Clark, Amity, OR (US);
Assignee:
Burns Bros., Inc., Portland, OR (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60C / ;
U.S. Cl.
CPC ...
152222 ; 152243 ;
Abstract
A tire chain cross member assembly comprises a flexible cable on which is tightly wrapped a helical wire sheath. The sheath is surrounded by a first layer of helical wire sleeves that are free to move axially and circumferentially on the sheath. Sleeves of the first layer are surrounded by a second layer of helical wire sleeves that are free to move axially and circumferentially and that form traction elements. A tire chain comprises a pair of elongated side members and a plurality of the cross member assemblies.