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. 01, 1985
Filed:
Mar. 07, 1984
Applicant:
Inventor:
Daniel J Provolo, Fairfield, CT (US);
Assignee:
Stewart-Warner Corporation, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60B / ;
U.S. Cl.
CPC ...
156 731 ; 16 46 ; 16 47 ; 16DI / ; 301122 ; 403326 ;
Abstract
A method and apparatus for attaching the wheels of a dual wheel caster to its axle with annular plastic bushings ultrasonically welded to the wheels that have three integral curved spring fingers that snap into annular recesses in the axle as the wheels are pushed onto the axle.