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. 05, 1993
Filed:
Jul. 12, 1990
Applicant:
Inventor:
Ju-hyeong Lee, Suwon, KR;
Assignee:
SamSung Electronics Co., Ltd., Suwon, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ; G11B / ;
U.S. Cl.
CPC ...
360 60 ; 360 93 ; 360132 ;
Abstract
An apparatus for preventing accidental recording of a tape recorder is disclosed. The apparatus detects the presence or absence of the protecting piece of a tape cassette and outputs control signals for discriminating the allowance or prohibition of the recording. The apparatus utilizes a light sensing device without any switching contacts thereby assuring the reliability of the operation.
Quick Actions:
Lee, Ju-hyeong. (1993). Apparatus for preventing accidental recording of a tape recorder (U.S. Patent No. 5177646). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5177646
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