US 6,661,994 B2 · Electrophotographic image forming system

Abstract

An electrophotographic image forming system having a form cassette for storing forms, a transfer unit for forming an image, a feeder for feeding the forms to the transfer unit and a fusing device for fusing transferred image of the form. The electrophotographic image forming system provides in a path for feeding the form with unfused colored particles (toner) deposited thereon, a form guide so as to contact the non-printing area of the surface of the form with unfused colored particles (toner) deposited thereon.

Claims5

Dependent claims

An electrophotographic image forming system comprising

a form cassette for storing forms;
a transfer unit for forming an image;
a feed means for feeding said form to said transfer unit;
a fusing device for fusing transferred image of said form;
and
a form guide provided close to a fusing roller of said fusing device;
said electrophotographic image forming system characterized in that a central portion of said form guide has a concave portion.

4 more elements

Dependencies are inferred from the claim text.

Facts

Application

10/207,038Filed 30 Jul 2002 · continuation

Priority

JP 2000-26837731 Aug 2000

Published

US 2002/0025201 A128 Nov 2002

Granted

9 Dec 2003

Term ends

Not estimatedThe source records don’t support an estimate.

Classification3 codes

G03G 15/657
Handling of sheet copy material taking place in a specific part of the copy material feeding path: feeding path after the transfer point and up to…
G03G 15/2028
Structural details of the fixing unit in general, e.g. cooling means, heat shielding means: with means for handling the copy material in the…
G03G
Electrography

Electrophotographic image forming system

Life of this patent

Electrophotographic image forming system

Life of this patent

Abstract

Claims5