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. 15, 2019
Filed:
Sep. 29, 2017
Applicant:
Mobility Builders, Seattle, WA (US);
Inventor:
Anthony Todd Lefkowicz, Seattle, WA (US);
Assignee:
Mobility Builders, Seattle, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61G 5/10 (2006.01); G05B 19/05 (2006.01);
U.S. Cl.
CPC ...
A61G 5/104 (2013.01); G05B 19/05 (2013.01); A61G 5/1054 (2016.11); G05B 2219/15052 (2013.01);
Abstract
A wheelchair including: a frame including a backrest portion; and a drive wheel attached to the frame using an axle, wherein the axle is attached below the backrest portion and is configured to have the drive wheel rotate about the axle; a front caster connected to the frame and horizontally offset from the drive wheel; and a relative positioning mechanism connected to the frame and the front caster assembly, wherein the relative positioning mechanism is configured to locate the front caster assembly at two or more positions relative to the frame along a vertical direction.