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:
Jul. 01, 2003
Filed:
Oct. 02, 2001
Applicant:
Inventors:
Robert Galloway, Kellerton, IA (US);
Phic Lovan, Des Moines, IA (US);
Assignee:
Medical Industries America, Inc., Adel, IA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47C 7/50 ;
U.S. Cl.
CPC ...
A47C 7/50 ;
Abstract
An improved wheelchair leg rest extension system. The system includes a ball screw assembly provided within a steel sleeve of the wheelchair frame, and actuated by an electric motor to raise and lower a leg rest, while protecting the ball screw assembly from damage, and reducing the unsightliness and potential for damage associated with external extension and retraction means.