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:
Jun. 24, 1986
Filed:
May. 29, 1985
Applicant:
Inventor:
Per-Ole Nordli, Moss, NO;
Assignee:
Trioving A/S, , NO;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B26F / ;
U.S. Cl.
CPC ...
234107 ; 234115 ; 234131 ;
Abstract
A punching device for punching coded key cards and the like comprising a plurality of punches, each of which is selectively movable in respective guide. Balls of ferromagnetic material are positionable in a first punching position and a second passive position. Solenoids with movable cores are arranged to selectively move the balls between the first and second positions.