Heating apparatus using endless film

Details Heating apparatus using endless film Heating apparatus using endless film

1992-01-21

1992-09-15

Moses, Richard L.

Photocopying

Contact printing

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355284, 219216, G03G 1520

Patent

active

051482266

ABSTRACT:
An image heating apparatus includes a heater; a film movable together with a recording material; a driving rotatable member cooperative with the film to form a nip therebetween, whereby an image on a recording material being passed through the nip is heated by heat from the heater through the film; wherein the driving member has a circumferential length which increases toward longitudinal ends thereof.

REFERENCES:
patent: 4780742 (1988-10-01), Takahashi et al.
patent: 5026276 (1991-06-01), Hirabayashi et al.
patent: 5027160 (1991-06-01), Okada et al.
patent: 5043763 (1991-08-01), Koh et al.

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