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. 11, 1984
Filed:
Oct. 27, 1981
Applicant:
Inventors:
Takayuki Itoh, Tokyo, JP;
Yoshihiro Hama, Tokyo, JP;
Assignee:
Asahi Kogaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ; H04N / ;
U.S. Cl.
CPC ...
350429 ; 350450 ; 358294 ;
Abstract
A diaphragm is mounted for axial movement with the rear lens group in the zoom lens of a facsimile apparatus, and a closing ring axially movable with the rear lens group is rotatable via camming surfaces in a surrounding cylinder to close or open the aperture in accordance with the lens group axial movement.