Heat roller fixing device

Details Heat roller fixing device Heat roller fixing device

1982-02-25

1984-03-27

Camby, John J.

Heating

Having condition responsive control

432 60, F27B 126, F27B 928

Patent

active

044391439

ABSTRACT:
A heat roller fixing device comprising a changeover arrangement to be selectively changed over in accordance with thickness of a copy paper, and a control circuit for causing a heating roller and a pressure roller in pressure contact with the heating roller to rotate when the changeover arrangement has been changed over to a thick paper and for stopping the rotation of the heating roller and pressure roller when the surface of the heating roller has reached a predetermined temperature.

REFERENCES:
patent: 4045165 (1977-08-01), Nakajima et al.
patent: 4276603 (1981-06-01), Beck et al.
patent: 4319874 (1982-03-01), Sawano

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