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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.

Patent No.:

US 11452662 B1

PDFFull Text
Date of Patent:
Sep. 27, 2022

Filed:

Feb. 26, 2019

Walking assist device

Applicant:

Jtekt Corporation, Osaka, JP;

Inventors:

Manabu Kanaya, Nara, JP;

Yoshiyuki Shibata, Toyota, JP;

Shinji Takeuchi, Okazaki, JP;

Genki Murata, Shiki-gun, JP;

Assignee:

JTEKT CORPORATION, Osaka, JP;

Attorney:

Oblon, McClelland, Maier & Neustadt, L.L.P.

Primary Examiner:

Garrett K Atkinson

Int. Cl.
CPC ...
A61H 3/04 (2006.01); B62B 5/06 (2006.01); A63B 23/12 (2006.01); A63B 21/00 (2006.01); A63B 23/035 (2006.01); A63B 23/04 (2006.01); A61H 1/02 (2006.01); B62B 3/00 (2006.01); B62B 5/00 (2006.01); B62B 5/04 (2006.01); A63B 22/00 (2006.01); A63B 21/005 (2006.01); A63B 22/20 (2006.01);
U.S. Cl.
CPC ...
A61H 3/04 (2013.01); A61H 1/0277 (2013.01); A61H 1/0281 (2013.01); A63B 21/4045 (2015.10); A63B 21/4047 (2015.10); A63B 23/03516 (2013.01); A63B 23/03533 (2013.01); A63B 23/03575 (2013.01); A63B 23/04 (2013.01); A63B 23/12 (2013.01); A63B 23/1209 (2013.01); B62B 3/00 (2013.01); B62B 5/06 (2013.01); A61H 2003/043 (2013.01); A61H 2003/046 (2013.01); A61H 2201/0173 (2013.01); A61H 2201/0176 (2013.01); A61H 2201/1207 (2013.01); A61H 2201/1215 (2013.01); A61H 2201/1261 (2013.01); A61H 2201/14 (2013.01); A61H 2201/1635 (2013.01); A61H 2201/1664 (2013.01); A61H 2201/1669 (2013.01); A61H 2201/1676 (2013.01); A61H 2201/5007 (2013.01); A61H 2201/5061 (2013.01); A61H 2201/5064 (2013.01); A61H 2201/5069 (2013.01); A61H 2201/5071 (2013.01); A61H 2201/5079 (2013.01); A61H 2201/5082 (2013.01); A61H 2201/5084 (2013.01); A61H 2201/5097 (2013.01); A61H 2203/0406 (2013.01); A61H 2205/06 (2013.01); A61H 2205/065 (2013.01); A61H 2230/06 (2013.01); A61H 2230/25 (2013.01); A61H 2230/50 (2013.01); A63B 21/0058 (2013.01); A63B 21/4035 (2015.10); A63B 22/0012 (2013.01); A63B 22/20 (2013.01); A63B 23/0405 (2013.01); A63B 2022/0094 (2013.01); B62B 5/004 (2013.01); B62B 5/0069 (2013.01); B62B 5/0404 (2013.01);
Abstract

A walking assist device has a frame, a plurality of wheels, drive units, a battery, and a drive control unit that controls the drive units. The walking assist device also has: a pair of right and left movable handles that are grasped by a user and movable back and forth with respect to the frame in accordance with arm swing performed during walk of the user; handle guide units provided on the frame to guide the movable handles in a movable range that matches the arm swing performed during walk of the user; and a grasp portion state detection unit that detects the state of the movable handles. The drive control unit controls the travel speed of the walking assist device by controlling the drive units on the basis of the state of the movable handles which is detected using the grasp portion state detection unit.

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