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:
Jun. 16, 2009

Filed:

Jan. 30, 2007
Applicants:

Hidetoshi Toyoda, Saitama, JP;

Yutaka Nakanishi, Saitama, JP;

Inventors:

Hidetoshi Toyoda, Saitama, JP;

Yutaka Nakanishi, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62K 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A support section structure for a swing arm provides a well-balanced state for the weight of the vehicle in a widthwise direction and for efficiently increasing the rigidity of a vehicle body frame without inviting a significant increase in the weight of the vehicle body. A swing arm is provided for supporting a rear wheel Wr for rotation and is supported for a rocking motion on a center frame. An output power shaft of a power source is transmitted to the rear wheel Wr through a drive shaft. A left outer side frame and a intermediate frame, which support a front end portion of the swing arm for pivotal motion, are provided on the center frame. A right outer side frame disposed on the outer side in the vehicle widthwise direction with respect to the drive shaft on the intermediate frame is provided integrally against removal on the center frame.


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