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:
Oct. 10, 2006

Filed:

Nov. 12, 2003
Applicant:

Hirokatsu Amanuma, Saitama, JP;

Inventor:

Hirokatsu Amanuma, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60K 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A first link mechanism of a suspension is provided at a rear end portion of a vehicle for connecting a drive wheel to a vehicle body, so that the drive wheel performs vertical movements relative to the vehicle body via the first link mechanism. In addition, a shock absorber is attached to a lower arm of the first link mechanism for resiliently supporting the drive wheel relative to the vehicle body. Furthermore, a second link mechanism is provided on the upper arm and the lower arm of the first link mechanism which performs symmetrically vertical movements relative to the vertical movements of the first link mechanism, and a motor is integrally attached to the second link mechanism, whereby inertia energy resulting from the vertical movements of the drive wheel and inertia energy resulting from the vertical movements of the motor are made to be offset against each other.


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