Image heating apparatus having film, back-up member forming a nip with the film, a heater, and heat conductive members configured to be brought into contact with heater surface opposite to the surface of the heater brought into contact with the film
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United States of America Patent
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Dec 6, 2016
Grant Date -
May 19, 2016
app pub date -
Nov 11, 2015
filing date -
Nov 14, 2014
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The image heating apparatus includes a tubular shaped film; a backup member configured to be brought into contact with an outer surface of the film; a heater having an elongated shape and being configured to be brought into contact with the film, the heater including a substrate and a heat generating resistor formed; a first heat conductive member having a higher thermal conductivity than the substrate and being configured to be brought into contact with a surface of the heater, the first heat conductive member including divided first heat conductive members arranged with a gap formed therebetween; a pinching member configured to pinch the first heat conductive member; and a second heat conductive member provided in a region of the gap so as to be brought into contact with both of the heater and the pinching member.
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