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:
Oct. 31, 1989
Filed:
Jul. 20, 1988
Applicant:
Inventors:
Kiyoharu Hayakawa, Aichi, JP;
Takashi Tomizawa, Aichi, JP;
Assignee:
Brother Kogyo Kabushiki Kaisha, Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
355 27 ; 355100 ; 355106 ;
Abstract
A pressure developing device has a pair of pressure developing rollers for pressing a photosensitive and pressure-sensitive recording sheet with a latent image formed thereon and a color developer sheet in overlapping relation to develop the latent image into a visible image and transfer the visible image onto the color developer sheet. The pressure developing rollers have respective pressing surfaces for pressing the photosensitive and pressure-sensitive recording sheet and the color developer sheet, and at least one of the rollers has non-pressing surface extending axially of the roller.