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. 03, 1976
Filed:
Apr. 11, 1974
Applicant:
Inventors:
Gerhard Dickopp, Berlin, DT;
Benno Jahnel, Berlin, DT;
Wolfgang Rainer, Berlin, DT;
Paul Ludwig Dummen, Berlin, DT;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N / ; G11B / ; G11B / ;
U.S. Cl.
CPC ...
178 / ; 178 / ; 178 / ; 1791 / ;
Abstract
A playback device for disc-shaped record carriers containing video signals stored in the grooves thereof which includes an arrangement which, in response to an applied power pulse, displaces the pickup, during playback, by a number of groove widths transversely to the direction of the groove.