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:
Aug. 25, 1987
Filed:
Aug. 25, 1986
Applicant:
Inventors:
Hans W Koch, Matthews, NC (US);
Colin R Tanner, Langhorne, PA (US);
Assignee:
INA Bearing Company, Inc., Bensalem, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21D / ; B21H / ; F16C / ; F16C / ;
U.S. Cl.
CPC ...
384615 ; 2914 / ; 29524 ; 384502 ;
Abstract
An interlocking thrust washer is disclosed as well as a method for its manufacture. It is made from a flat wire section which is bent into a ring and held together by a complementing tongue and mouth which are formed of opposite ends of the wire. By this method, there is no material wasted.