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:
Mar. 11, 1986
Filed:
Jan. 14, 1983
Applicant:
Inventor:
Peter J Vogelgesang, Roseville, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, Saint Paul, MN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ; G11B / ; G11B / ;
U.S. Cl.
CPC ...
360132 ; 360137 ; 360 93 ; 242199 ; 116309 ; 235103 ;
Abstract
A tape use counting mechanism in a cassette comprising a numbered disc which is advanced one numbered space for each play cycle by friction drive from a supporting tape reel under control of pawls actuated by a lever contacting the reeled tape.