US 12,135,511 B2
Shutter mechanism, toner container, toner cartridge, and image forming apparatus
Hideki Arimatsu, Shizuoka (JP); Seiji Terazawa, Shizuoka (JP); and Sho Matsuyama, Shizuoka (JP)
Assigned to RICOH COMPANY, LTD., Tokyo (JP)
Appl. No. 18/019,247
Filed by Hideki Arimatsu, Shizuoka (JP); Seiji Terazawa, Shizuoka (JP); and Sho Matsuyama, Shizuoka (JP)
PCT Filed Sep. 3, 2021, PCT No. PCT/IB2021/058047
§ 371(c)(1), (2) Date Feb. 2, 2023,
PCT Pub. No. WO2022/058833, PCT Pub. Date Mar. 24, 2022.
Claims priority of application No. 2020-156110 (JP), filed on Sep. 17, 2020.
Prior Publication US 2023/0280674 A1, Sep. 7, 2023
Int. Cl. G03G 15/08 (2006.01)
CPC G03G 15/0886 (2013.01) [G03G 2215/0692 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A shutter mechanism comprising:
a shutter to move in one direction to close an opening,
a shutter support supporting the shutter; and
an elastic to bias the shutter and the shutter support in opposite directions,
wherein the shutter includes an abutting portion to hook on the shutter support with the abutting portion being biased by the elastic,
wherein the shutter further includes a beam which is elastically deformable such that the abutting portion deforms in a direction intersecting the one direction,
wherein the shutter mechanism includes another abutting portion, and
wherein the abutting portion and the another abutting portion are disposed at different positions in the one direction.