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:
Sep. 13, 2005
Filed:
Aug. 11, 2003
Applicants:
Hajime Kobayashi, Tokyo, JP;
Toshiyuki Ikariya, Hino, JP;
Mitsuru Nagasaki, Choufu, JP;
Inventors:
Assignee:
Konica Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C003/00 ;
U.S. Cl.
CPC ...
Abstract
Paired light shielding flange members, each having: a hollow cylindrical boss section to be inserted into a core around which a photosensitive material has been wound, wherein a plurality of rip sections are formed on the exterior surface of the cylindrical boss section parallel with an axis of the boss section, and an interior surface portion of rib is grooved in parallel with the axis of the hollow cylindrically boss section, and a flange section, integrated concentrically with the hollow cylindrical boss section, to prevent the edge of photosensitive material from being exposed to light.