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.

Date of Patent:
Aug. 07, 2007

Filed:

Jan. 12, 2005
Applicant:

David Gingras, Orford, CA;

Inventor:

David Gingras, Orford, CA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B62D 55/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

A wheel structure driven by an endless track belt tensioned around a drive wheel and an idler wheel thereof, comprising a plurality of supporting mid-roller wheels provided between the drive wheel and the idler wheel, a second endless belt being tensioned around this plurality of mid-rollers.


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