US 7,349,646 B2
Toner cartridge used with an electrophotographic image forming apparatus
Sam-seok Choi, Suwon-si (Korea, Republic of); Myoung-su Baek, Suwon-si (Korea, Republic of); and Dong-hoon Park, Osan-si (Korea, Republic of)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (Korea, Republic of)
Filed on Aug. 13, 2004, as Appl. No. 10/917,487.
Claims priority of application No. 10-2003-0072987 (KR), filed on Oct. 20, 2003.
Prior Publication US 2005/0084283 A1, Apr. 21, 2005
Int. Cl. G03G 15/08 (2006.01)
U.S. Cl. 399—103  [399/119; 399/265] 17 Claims
OG exemplary drawing
 
1. A toner cartridge used with an electrophotographic image forming apparatus, comprising:
a developing member that develops an electrostatic latent image formed on an outer circumferential surface of a photosensitive drum;
a toner supplying roller that supplies toner onto the developing member;
a guide to help the toner adhere onto an outer circumference of the toner supplying roller;
a doctor blade to control a height of the toner on the developing member;
a seal bracket installed above and apart from the toner supplying roller;
an first sealing member including a first end adhering to the seal bracket and another end contacting an outer circumference of the developing member; and
an second sealing member adhering to an inner surface of the seal bracket so that an end of the second sealing member contacts an outer circumference of the toner supplying roller.