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:
Oct. 22, 2002

Filed:

Jun. 04, 2001
Applicant:
Inventors:

Tianfu Li, Troy, MI (US);

Yaping Li, Beijing, CN;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B62B 7/06 ;
U.S. Cl.
CPC ...
B62B 7/06 ;
Abstract

A tilt-in-place wheelchair having adjustable wheelbase includes front and rear side frames, hinged cross members supported on the frames, an adjustment rail supported on the frames for rotation relative to the frames, a block slideably supported on the rail and hinged to one pair of cross members, a latch supported on the rail and adapted for releasable engagement with the rail so that the block is alternately fixed to the rail to maintain the width of the wheelbase or released from the rail to allow adjustment of the wheelbase.


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