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:
Mar. 30, 1982
Filed:
Mar. 06, 1981
Applicant:
Inventors:
Shigeru Hashimoto, Yokohama, JP;
Akiyasu Sumi, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
354286 ; 350257 ;
Abstract
A camera lens assembly adapted to be attached in operative engagement with a camera by rotative coupling therebetween including components, such as an aperture signal transmission member and a diaphragm actuating member, which may be retracted away from the camera during attachment operation, with these components being returned to a position in effective cooperative engagement with complementary control members in the camera after attachment of the lens assembly on the camera.