Toner image thermal fixation roller

Details Toner image thermal fixation roller Toner image thermal fixation roller

Filed on

1987-04-10

Date issued

1988-10-25

Examiner

Yuen, Henry C.

Patent Class

Heating

SubClass

Advancing structure flexing, looping or coiling sheet, web...

SubSubClass

Internally heated roll

Other Related Categories

355 3FU, 219216, 219469, 432228, H05B 310, G03G 1520

Type

Patent

Status

active

Patent number

047800780

Description

ABSTRACT:
Disclosed is a toner thermal fixing roller comprised of the following; a heating unit internally provided with a heating source: a roller pressed against said heating roller; and several member parts preventing reflective heat from heating the heating source, while these member parts are provided inside the bearing parts which are set to both ends of the heating source, the bearing parts being set to both ends of the heating roller and installed inside the hollow portion of the heating roller.

REFERENCES:
patent: 4063066 (1977-12-01), Nagoshi
patent: 4063530 (1977-12-01), Thetta et al.
patent: 4212631 (1980-07-01), Franke et al.
patent: 4316719 (1982-02-01), Motomura et al.
patent: 4372246 (1983-02-01), Azar et al.
patent: 4550243 (1985-10-01), Inagaki

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