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:
Aug. 14, 1984
Filed:
Mar. 23, 1982
Applicant:
Inventor:
Akio Sakashita, Atsugi, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N / ; G03B / ;
U.S. Cl.
CPC ...
358229 ; 358225 ; 354286 ;
Abstract
A lens apparatus suitable for use with a video camera body, comprises a lens body, an attachment surface formed at a rear end portion of the lens body and serving as a flange back reference surface, a base member projecting rearwards from the attachment surface, a movable electrical terminal provided on the base member and biased rearwards for engagement with a fixed terminal on the video camera body, and a positioning recess formed on the base member for engagement with a positioning projection on the video camera body.
Sakashita, Akio. (1984). Camera lens attachment mechanism (U.S. Patent No. 4466019). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4466019
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile