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:
Dec. 18, 1979
Filed:
Apr. 26, 1977
Applicant:
Inventors:
Nobuo Tezuka, Tokyo, JP;
Masanori Uchidoi, Kawasaki, JP;
Yukio Iura, Yokosuka, JP;
Satoshi Watanabe, Inagi, JP;
Masayoshi Yamamichi, Kawasaki, JP;
Hiroshi Aizawa, Machida, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
354152 ; 354234 ; 354288 ;
Abstract
In a single lens reflex camera an electromagnetic release initiates operation of an automatic diaphragm control, a mirror driver, and a shutter driver, in that order. The electromagnetic release device includes a mechanical output terminal for controlling each mechanism and an electric input terminal. The electromagnetic release device is provided in a flat space above the bottom exterior wall of the camera.