Thermal fixing apparatus and a heater therefor

Details Thermal fixing apparatus and a heater therefor Thermal fixing apparatus and a heater therefor

1992-09-03

1994-04-12

Reynolds, Bruce A.

Electric heating

Heating devices

Combined with diverse-type art device

219543, H05B 100, H05B 316

Patent

active

053028082

ABSTRACT:
A thermal fixing apparatus including a heater and a pressure roller pressed against the heater. The heater has a substrate, an electrical heating element mounted on the substrate and a protective layer covering the electrical heating element, the protective layer having a concave contacting edge. The pressure roller is fitted against the concave contacting edge of the protective layer of the heater.

REFERENCES:
patent: 1093968 (1914-04-01), Bicknell
patent: 3591276 (1971-07-01), Byrne
patent: 3679473 (1972-07-01), Blatchford et al.
patent: 3810735 (1974-05-01), Moser
patent: 3864709 (1975-02-01), Bruns
patent: 4417257 (1983-11-01), Mitsui
patent: 4566783 (1986-01-01), Schwierz
patent: 4574292 (1986-03-01), Takikawa
patent: 4595823 (1986-06-01), Sorimachi

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