公开(公告)号：WO2014081045A1

公开(公告)日：2014-05-30

申请号：PCT/JP2013/081982

申请日：2013-11-21

Applicant: CANON KABUSHIKI KAISHA

Inventor： ANDO, Atsutoshi ,  NARAHARA, Takashi ,  IMAIZUMI, Toru ,  MINAMISHIMA, Yasuhito

IPC: G03G15/20 ,  G03G15/00

CPC classification number: G03G15/205 ,  G03G15/2046 ,  G03G15/2053 ,  G03G15/55 ,  G03G2215/2035

Abstract: An image heating apparatus for heating a toner image formed on a recording material, the image heating apparatus includes a heater (203) including a substrate (203a) and a heat generating resistor (203b) thereon for generating heat for heating the toner image, by electric power supply; an electric power shut-off member (206) operable in response to an abnormality temperature rise of the heater to shut off the electric power supply; and a heat conduction member (207, 208) having a thermal conductivity, in a direction of a thickness of the substrate, higher than that of the substrate, wherein a contact area between the heat conduction member and the substrate is larger than a contact area between the heat conduction member and the electric power shut-off member.

Abstract translation: 一种用于加热形成在记录材料上的调色剂图像的图像加热装置，所述图像加热装置包括：加热器，其包括基板（203a）和发热电阻（203b），用于产生用于加热调色剂图像的热量， 电力供应; 电力切断部件（206），其响应于所述加热器的异常温度上升而切断所述电力供给; 在所述基板的厚度方向上具有导热性的导热部件（207,208）高于所述基板的导热部件，其中，所述导热部件与所述基板的接触面积大于所述基板的接触面积 在导热构件和电力切断构件之间。