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:
May. 14, 1991
Filed:
Jun. 01, 1989
Applicant:
Inventor:
James L Bonstein, Long Beach, CA (US);
Assignee:
Deutsch Fastener Corporation, Lakewood, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
B23P / ; B21D / ; B21D / ;
U.S. Cl.
CPC ...
295251 ; 10 8 / ; 1015 / ;
Abstract
A locking nut is provided by forming a straight cylindrical bore through a body, forming a tap with uniform teeth, the tips of which taper at a shallow angle toward one end of the tap, and tapping said bore with said tap so as to produce a thread having a pitch diameter and a root diameter which taper from one of the thread to the other, and a crest which is of constant diameter and increasingly truncated from one end to the other, said thread at said one end having substantially a full profile.