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:
Feb. 01, 1994
Filed:
Nov. 01, 1991
Applicant:
Inventors:
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
355 27 ; 355106 ; 355107 ;
Abstract
An image formation device photocopying system that transports a film type medium (100) along a passageway (6) such that it encounters the image exposure assembly (4), developer assembly (7), and transfer pressure assembly (8) sequentially from supply cartridge (5), and forms a latent image on medium (100) by exposing an image on it in the image exposure assembly (4), after which it heat develops the latent image in developer assembly (7) and transfers the developed image (100) to the transfer medium (102) in the transfer pressure assembly (8). A tensioning means (26) that applies tension to medium (100) being transported in passageway (6) on the upstream end or in supply cartridge (5).