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:
Jan. 06, 2009

Filed:

Sep. 14, 2005
Applicants:

Masato Hayakawa, Wako, JP;

Susumu Miyazaki, Wako, JP;

Satoshi Shigemi, Wako, JP;

Inventors:

Masato Hayakawa, Wako, JP;

Susumu Miyazaki, Wako, JP;

Satoshi Shigemi, Wako, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B25J 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

In a legged mobile robot having an electric motor installed at a location between a foot and each leg to drive the ankle joint, a force sensor installed at the location between the foot and each leg to detect a floor reaction force acting from a floor surface on which the foot lands, and a cushioning member attached to the foot sole to cushioning impact that occurs when the foot lands on the floor surface, conductive members are disposed in depressions formed at the cushioning member, such that the conductive members contact the floor surface when the cushioning member contracts, thereby discharging and removing static electric charge electrified on the foot.


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