Heating device, auxiliary power supplying device, auxiliary...

Details Heating device, auxiliary power supplying device, auxiliary... Heating device, auxiliary power supplying device, auxiliary...

2007-01-18

2008-09-02

Owens, Douglas W. (Department: 2821)

Electrophotography

Control of electrophotography process

Control of fixing

C219S216000, C315S112000

Reexamination Certificate

active

07421224

ABSTRACT:
A heating device of the invention comprises a heater, a main power supply, and an auxiliary power supply. The heater includes a main heating element which generates heat with power supplied from the main power supply, and an auxiliary heating element which has a resistance different from a resistance of the main heating element and generates heat with power supplied from the auxiliary power supply. The auxiliary power supply is provided to supply to the auxiliary heating element a current that is different from a current supplied from the main power supply to the main heating element.

REFERENCES:
patent: 3816066 (1974-06-01), Thettu et al
patent: 4486759 (1984-12-01), Toyomura
patent: 5700994 (1997-12-01), Gheer et al.
patent: 6301454 (2001-10-01), Nishida et al.
patent: 6366751 (2002-04-01), Shakuto et al.
patent: 6424156 (2002-07-01), Okamura
patent: 6542705 (2003-04-01), Fujita et al.
patent: 6674980 (2004-01-01), Nakaya
patent: 6911925 (2005-06-01), Shimonaka
patent: 7002112 (2006-02-01), Kishi et al.
patent: 7196286 (2007-03-01), Kishi et al.
patent: 7247816 (2007-07-01), Kishi et al.
patent: 2007/0116484 (2007-05-01), Kishi et al.
patent: 2063329 (1990-10-01), None
patent: 57-158866 (1982-09-01), None
patent: 150967/1988 (1988-10-01), None
patent: 2-266508 (1990-10-01), None
patent: 3-5779 (1991-01-01), None
patent: 3-143226 (1991-06-01), None
patent: 5-232839 (1993-09-01), None
patent: 7-183064 (1995-07-01), None
patent: 7-199702 (1995-08-01), None
patent: 7-245095 (1995-09-01), None
patent: 8-220930 (1996-08-01), None
patent: 9-34306 (1997-02-01), None
patent: 9-37487 (1997-02-01), None
patent: 9-237000 (1997-09-01), None
patent: 10-10913 (1998-01-01), None
patent: 10-189058 (1998-07-01), None
patent: 10-282821 (1998-10-01), None
patent: 2000-175363 (2000-06-01), None
patent: 2000-315567 (2000-11-01), None
patent: 2001-35636 (2001-02-01), None
patent: 2001-066926 (2001-03-01), None
patent: 2001-201138 (2001-07-01), None
patent: 2001-300739 (2001-10-01), None
patent: 2002-184554 (2002-06-01), None
U.S. Appl. No. 11/685,506, filed Mar. 13, 2007, Kishi et al.
U.S. Appl. No. 11/300,319, filed Dec. 15, 2005, Kishi et al.
U.S. Appl. No. 11/624,489, filed Jan. 18, 2007, Kishi et al.

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