Induction heat fixing apparatus with preheating guide

Details Induction heat fixing apparatus with preheating guide Induction heat fixing apparatus with preheating guide

1996-11-27

1998-01-27

Beatty, Robert

Electrophotography

Image formation

Fixing

219619, G03G 1520

Patent

active

057130698

ABSTRACT:
The present invention relates to an induction heat fixing apparatus for heating a transporting medium containing: a system for generating an induction heat by using an induction current; a pressure member disposed in pressing contact with the induction heat generating system at a contact portion; and a preheating member positioned at upstream side of the contact portion with respect to the transporting direction of the medium, whereby the preheating member is heated by the induction current generated by the induction heat generating system. One object of present invention is to prepare an induction heat fixing apparatus which is compact and has high efficient heating.

REFERENCES:
patent: 4472616 (1984-09-01), Maurice et al.
patent: 4570044 (1986-02-01), Kobayashi et al.
patent: 5278618 (1994-01-01), Mitani et al.
patent: 5392401 (1995-02-01), Schiel
patent: 5506666 (1996-04-01), Masuda et al.
patent: 5526103 (1996-06-01), Kato et al.
patent: 5552582 (1996-09-01), Abe et al.
patent: 5568235 (1996-10-01), Amarakoon
patent: 5568240 (1996-10-01), Ohtsuka

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