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.:
Date of Patent:
Oct. 18, 2022
Filed:
Jul. 21, 2020
Applicant:
Wistron Corp., New Taipei, TW;
Inventors:
Assignee:
WISTRON CORP., New Taipei, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61H 3/04 (2006.01); A61G 5/00 (2006.01);
U.S. Cl.
CPC ...
A61H 3/04 (2013.01); A61G 5/00 (2013.01); A61H 2003/043 (2013.01); A61H 2201/0161 (2013.01);
Abstract
A walker is provided. The walker includes a walker body, a handle unit, a first wheel unit and a second wheel unit. The handle unit is connected to the walker body. The first wheel unit is connected to the walker body. The second wheel unit is connected to the walker body. In an auxiliary mode, a first gap is formed between the first wheel unit and the second wheel unit. In a driving mode, a second gap is formed between the first wheel unit and the second wheel unit. The first gap is smaller than the second gap.