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:
Dec. 31, 1991
Filed:
Dec. 27, 1990
Applicant:
Inventors:
Michael H Estkowski, St. Joseph, MI (US);
Christopher G Estkowski, Coloma, MI (US);
Assignee:
Shepperd Products U.S., Inc., St, Joseph, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
B60B / ;
U.S. Cl.
CPC ...
16 1 / ; 16 47 ;
Abstract
A caster for supporting an article of furniture and for rolling over a surface including a body having a first axle and a second axle with the first axle being disposed at an angle to a second axle and the first and second axles being disposed at acute angles to the surface. Two or more wheels are mounted for rotation about the first axle with each wheel being relatively rotatable with respect to each other wheel. Two or more wheels are also mounted for rotation about the second axle with each wheel being relatively rotatable with respect to each other wheel.