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. 30, 2012

Filed:

Aug. 19, 2008
Applicant:

Ken Yasuhara, Wako, JP;

Inventor:

Ken Yasuhara, Wako, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61H 1/00 (2006.01); A61F 5/00 (2006.01); A47D 13/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

Provided is a motion assisting device capable of assisting a periodical walking motion of a creature so as to conduct a smooth motion of a leg thereof. According to the motion assisting device, an assisting force applied to the creature so as to assist a leg of the creature in moving with respect to a body thereof is reinforced by an increment in an auxiliary coefficient increased in a reinforcement duration. Accordingly, the stretch motion of the leg at the on-ground state is assisted by a relatively stronger assisting force. Thereby, the body is conducted to translate forward by a floor reaction force subjected to the leg at the on-ground state. A flexion motion of the leg at an off-ground state is induced by a reflex (stretch reflex) to the stretch motion of the leg by the assisting force at a previous off-ground state.


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