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:
Jan. 15, 1991
Filed:
Nov. 13, 1989
Applicant:
Inventors:
Hidetoshi Matsuoka, Hachioji, JP;
Masahito Natsume, Matsudo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
360 62 ; 360 64 ;
Abstract
A rotary head type reproducing apparatus having a reproducing rotary head for reproducing signals recorded on a recording medium and a rotary erasing head for erasing signals recorded on the recording medium, both heads being mounted on a rotary member, wherein a reproduction amplifier for amplifying a reproduced signal reproduced by the rotary reproducing head is put on the rotary member and supply of electrical power to the reproduction amplifier is made through a rotary transmitter which, when erasing, transmits an erasing signal to the erasing head therethrough.