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:
Apr. 12, 1988
Filed:
Nov. 24, 1986
Applicant:
Inventor:
Tatsuo Konno, Kanagawa, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; H01H / ;
U.S. Cl.
CPC ...
354212 ; 361220 ;
Abstract
A mechanism for eliminating static electricity for a camera in which the static electricity charge on a photographic film or a magnetic tape is led to a grounding part formed on a camera body through a guide roller means made of electrically conductive material which is constantly pressed, while rotating, into contact with the photographic film or the magnetic tape which is wound up onto a winding spool.