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:
Jun. 01, 2004
Filed:
Jul. 17, 2002
Applicant:
Inventors:
Eiji Tsuru, Yokohama, JP;
Koji Nakayama, Yokohama, JP;
Assignee:
Bridgestone Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B62D 5/524 ;
U.S. Cl.
CPC ...
B62D 5/524 ;
Abstract
A coreless rubber crawler which cancels the difference in the amounts of deformation strains in the main body to improve the durability and which ensures transverse rigidity to prevent coming off of wheels, wherein a peripheral main cord and a reinforcing cord disposed on an outer periphery thereof are embedded in a main body having a thickness T, wherein an embedded depth H of the cord embedded in an outermost peripheral layer of the main body, the depth being measured from an inner peripheral surface of the main body, satisfies H≧½×T.