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:
Nov. 09, 1993
Filed:
Apr. 13, 1992
Applicant:
Inventor:
Robert Obrecht, Bloomfield Hills, MI (US);
Assignee:
REO Hydraulic Pierce & Form, Inc., Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23P / ;
U.S. Cl.
CPC ...
29243519 ; 29509 ; 72395 ; 72465 ;
Abstract
A clinching tool including a punch and a die. The die includes a sleeve, a riser, an elastomeric member, and a plurality of fingers. The riser is positioned within the sleeve and includes an upper reduced diameter anvil portion projecting upwardly through the open upper end of the sleeve. The spring fingers are positioned circumferentially around the anvil and are positioned at their lower ends within the sleeve against the outer periphery of the annular member which is positioned around the anvil beneath the upper anvil surface of the anvil portion of the riser.