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:
May. 13, 1980
Filed:
May. 17, 1978
Applicant:
Inventors:
Fumio Urano, Omiya, JP;
Akihiro Arai, Urawa, JP;
Takumi Kobayashi, Tokyo, JP;
Junji Umetsu, Tokyo, JP;
Assignee:
Asahi Kogaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
354268 ; 354173 ;
Abstract
A locking device is provided for preventing the mirror release until the completion of the winding operation. In its preferred embodiment, the locking device comprises a locking lever pivotally mounted on the end of the lower curtain release lever and engaging a cut in the mirror release pin to prevent the movement thereof until the lower curtain release lever pivots at the end of the winding operation.