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:
Dec. 22, 1992
Filed:
Dec. 13, 1991
Applicant:
Inventors:
Donald P Viscio, Danbury, CT (US);
Peter C Thomas, East Windsor, CT (US);
David W Newton, Bethel, CT (US);
Assignee:
Emhart, Inc., Newark, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B26D / ;
U.S. Cl.
CPC ...
225 93 ; 225103 ; 294264 ;
Abstract
The magnetized punch of the tool breaks off the tang and holds the tang until the punch is withdrawn into an opening in a vacuum conduit. The tang is thereby removed from the punch and it becomes entrained in a vacuum flow, detected and accounted for before passing into a collection chamber.