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. 24, 1978
Filed:
Apr. 13, 1976
Applicant:
Inventor:
Fumio Saito, Kawaguchi, JA;
Assignee:
Nihon Beru-Haueru Kabushiki Kaisha (Bell & Howell Japan, Ltd.), Higashimurayama, JA;
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
352 27 ; 360 62 ; 307100 ; 352 25 ;
Abstract
To eliminate the recording of undesirable sounds which can occur upon stang a sound motion picture camera in which sound is recorded simultaneously as the picture is recorded, a circuit shorting switch is installed in parallel with the sound recording head, and a film transport motor control switch is arranged to function opposite to the circuit shorting switch but in cooperation with that switch to stabilize the amplifier before film movement begins.