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:
Apr. 17, 1990
Filed:
Jun. 30, 1989
Applicant:
Inventor:
Kenneth E Cooper, South Bend, IN (US);
Assignee:
Shepherd Products, U.S., Inc., St. Joseph, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
B23P / ;
U.S. Cl.
CPC ...
29512 ; 29509 ; 72356 ;
Abstract
A stem with a specially constructed groove and a snap ring is disclosed along with a method of forming the groove and assembling the snap ring whereby a snap ring is first assembled about a reduced diameter portion of a stem on which a support surface of larger diameter has been formed and a retention groove is then formed by peening over the top end of the stem to form a collar which becomes the upper wall of the groove and retains the snap ring about the stem.