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. 27, 1991
Filed:
Jun. 04, 1990
Applicant:
Inventor:
Arthur J Lux, Lockport, NY (US);
Assignee:
Strippit, Incorporated, Lockport, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B26D / ;
U.S. Cl.
CPC ...
83690 ; 72481 ; 83698 ; 83140 ;
Abstract
A quick change tool holder for a punch press having a die holder, a die base secured to the puch press and a releasable holding device which is manually actuatable to secure and release the die holder to and from the die base without the use of any tools. The die holder is secured to the die base horizontally, vertically and rotationally by an interengagement between the parts. Preferably the releasable holding device includes a spring biased plunger carried on the die holder which has a portion normally biased into engagement with the die base.