Title:
IMAGE HEATING DEVICE AND IMAGE FORMING APPARATUS
Document Type and Number:
Japanese Patent JP2023156025
Kind Code:
A
Abstract:
To provide a technique that increases the adhesive strength between a heater and a heater holder to prevent peeling-off of the heater.SOLUTION: An image heating device comprises: a cylindrical film; a heater that is arranged in an internal space of the film; a roller that is in contact with an outer surface of the film to form a nip with the heater with the film therebetween; and a holder that has an adhesion part to which the heater is adhered by an adhesive and supports the heater, and the image heating device heats, by using heat of the heater, an image formed on a recording material that is sandwiched at the nip and conveyed by the rotation of the roller. A surface of the adhesion part has a rugged shape in which projections and recesses are repeated in both a conveyance direction of the recording material and a longitudinal direction of the heater orthogonal to the conveyance direction, and the depth of the projections and recesses is 50 μm to 300 μm.SELECTED DRAWING: Figure 4
Inventors:
UEKAWA EIJI
IWASAKI ATSUSHI
IWASAKI ATSUSHI
Application Number:
JP2022065608A
Publication Date:
October 24, 2023
Filing Date:
April 12, 2022
Export Citation:
Assignee:
CANON KK
International Classes:
G03G15/20
Attorney, Agent or Firm:
Patent Attorney Corporation Shuwa Patent Office