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:
Jan. 21, 1997
Filed:
Mar. 28, 1995
Applicant:
Inventors:
Yasuhiko Tanaka, Ohmiya, JP;
Minoru Takahashi, Ohmiya, JP;
Assignee:
Fuji Photo Optical Co., Ltd., Saitama-Ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
396413 ; 396418 ;
Abstract
A film feeder for taking up a film from a film container one frame at a time by rotation of a takeup spool driven by a film feed motor. The film feeder is provided with a film tension control means for actuating the feed motor in the opposite direction to the direction in which the film is fed only by an amount sufficient to relieve the tension of the film while the film is maintained at a predetermined position every time the film is fed for one frame.