US 11,656,562 B2
Developing device with transporting member and cooling unit fixed to a case
Tatsuya Tamai, Ebina (JP); Atsushi Funada, Ebina (JP); Mitsutoshi Hongo, Ebina (JP); and Mizue Sekine, Ebina (JP)
Assigned to FUJIFILM Business Innovation Corp., Tokyo (JP)
Filed by FUJIFILM BUSINESS INNOVATION CORP., Tokyo (JP)
Filed on Aug. 30, 2021, as Appl. No. 17/460,510.
Claims priority of application No. JP2021-085595 (JP), filed on May 20, 2021; application No. JP2021-085596 (JP), filed on May 20, 2021; and application No. JP2021-085597 (JP), filed on May 20, 2021.
Prior Publication US 2022/0373932 A1, Nov. 24, 2022
Int. Cl. G03G 15/08 (2006.01); G03G 21/20 (2006.01)
CPC G03G 15/0891 (2013.01) [G03G 15/0812 (2013.01); G03G 15/0817 (2013.01); G03G 15/0896 (2013.01); G03G 21/206 (2013.01); G03G 2215/0132 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A developing device comprising:
a case in which a hollow transporting path is formed;
a transporting member configured to transport a developer in the transporting path;
a support portion fixed to an end portion of the case by a fastening member to support the transporting member at an end portion of the transporting path; and
a cooling unit fixed by being sandwiched between the support portion and the case, wherein the cooling unit is fixed by being sandwiched between the support portion and the transporting path in a state of being pressed against an inner surface, facing a transporting direction of the developer, of a recessed portion provided along the transporting path inside the case.