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:
Apr. 28, 2009

Filed:

Sep. 07, 2005
Applicants:

Kei Shimada, Wako, JP;

Takashi Hirata, Wako, JP;

Jun Ashihara, Wako, JP;

Tatsuya Noda, Wako, JP;

Yasushi Ikeuchi, Wako, JP;

Inventors:

Kei Shimada, Wako, JP;

Takashi Hirata, Wako, JP;

Jun Ashihara, Wako, JP;

Tatsuya Noda, Wako, JP;

Yasushi Ikeuchi, Wako, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

In walking assistance device, a force detector () is provided between thigh retaining member () that directly retain the thigh of the user and a thigh support member () that is actuated by an actuator (TA) provided in hip coupling portion. Thereby, the load acting on the hip coupling portion can be accurately detected, and the output of the force detector can be favorably used for the purpose of controlling the actuator so as to minimize the force that is applied to the thigh of the user. In particular, to the end of providing a suitably rigidity to the thigh retaining member so that the force produced by the actuator may be evenly applied to the entire thigh, and facilitating the effort required for the wearer to wear the walking assistance device, the thigh retaining member comprises a base portion () connected to the thigh support member and two pairs of resilient arms () extending laterally from either side of the base portion so that the thigh retaining member generally defines a shape of letter-C in plan view.


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