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:
Nov. 08, 1983
Filed:
May. 27, 1981
Applicant:
Inventor:
Yasumasa Tomori, Sakado, JP;
Assignee:
Asahi Kogaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G02B / ;
U.S. Cl.
CPC ...
354195 ; 350255 ; 354286 ;
Abstract
An interchangeable lens barrel comprising a lens barrel having a mount which can be attached to a mount of a camera body, focussing lens means rotatably supported on the lens barrel and moving in directions of the optical axis when it rotates, a driving motor, a driving mechanism connected to the driving motor for rotating the focussing lens means, and means on the mount of the lens barrel for receiving a driving signal of the driving motor from the camera body.