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. 01, 1992
Filed:
May. 10, 1991
Applicant:
Inventors:
Richard Geiger, Fremont, CA (US);
Robert W Lishman, La Selva Beach, CA (US);
Scott Dentino, Capitola, CA (US);
Assignee:
Medical Composite Technology, Soquel, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60B / ;
U.S. Cl.
CPC ...
16 3 / ; 16 38 ; 16 19 ;
Abstract
A caster retention device is disclosed that supresses flutter or shimmy of a caster wheel and that is easily adjustable. The device includes a caster stem receiving chamber in which a bushing is disposed. The bushing receives a caster stem assembly that includes bearing elements. An adjustable locking device secures the stem assembly within the bushing and is positioned at an opening of the receiving chamber. In one embodiment the device may include first and second collars that are useful for adjusting a preload on the bearings.