US 11,953,845 B2
Structure for driving toner inlet shutter of developing cartridge by using motor
Shin-Hyup Kang, Seongnam-si (KR); Jiwon Moon, Seongnam-si (KR); Jinhwa Hong, Seongnam-si (KR); Minchul Lee, Seongnam-si (KR); Suseong Lee, Seongnam-si (KR); JungMin Yang, Seongnam-si (KR); Kok Weng Chan, Singapore (SG); and Lian Chye Simon Tan, Singapore (SG)
Assigned to Hewlett-Packard Development Company, L.P., Spring, TX (US)
Appl. No. 18/014,741
Filed by Hewlett-Packard Development Company, L.P., Spring, TX (US)
PCT Filed Dec. 14, 2020, PCT No. PCT/US2020/064781
§ 371(c)(1), (2) Date Jan. 5, 2023,
PCT Pub. No. WO2022/010528, PCT Pub. Date Jan. 13, 2022.
Claims priority of application No. 10-2020-0082993 (KR), filed on Jul. 6, 2020.
Prior Publication US 2023/0152730 A1, May 18, 2023
Int. Cl. G03G 15/08 (2006.01); G03G 21/16 (2006.01)
CPC G03G 15/0886 (2013.01) [G03G 15/087 (2013.01); G03G 15/0898 (2013.01); G03G 21/1647 (2013.01); G03G 15/0877 (2013.01); G03G 2215/0668 (2013.01); G03G 2215/0673 (2013.01); G03G 2215/0678 (2013.01); G03G 2215/0692 (2013.01); G03G 2221/1657 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An image forming apparatus comprising:
a main body;
a driving motor;
a developing cartridge including:
a toner container to contain toner,
a mounting portion to receive a toner refill cartridge,
a toner inlet portion to connect the mounting portion to the toner container, and
a toner inlet shutter to be switched between a blocking location for blocking the toner inlet portion and an inlet location for opening the toner inlet portion; and
a clutch to selectively transmit a driving force of the driving motor to the toner inlet shutter.