公开(公告)号：US09785110B2

公开(公告)日：2017-10-10

申请号：US15181977

申请日：2016-06-14

Applicant: Ninestar Corporation

Inventor： Shengyu Wei ,  Jianxin Cao ,  Lai Luo ,  Huashen Lin ,  Zhongli Yin ,  Wanhong Huang ,  Chao Wang ,  Peng Wang

IPC: G03G15/00 ,  G03G21/16 ,  G03G21/18 ,  G03G15/08

CPC classification number: G03G21/1652 ,  G03G15/0863 ,  G03G15/0865 ,  G03G21/1853 ,  G03G21/1867 ,  G03G21/1871 ,  G03G21/1875

Abstract: The present invention provides a developing cartridge, including a chip and conductive connecting pieces, provided on the developing cartridge, a cover of a printer is provided with chip contact heads, where one end of each of the conductive connecting pieces is connected to a chip terminal, and when the developing cartridge is inserted into the printer and the cover is closed, the other end of the conductive connecting piece contact with side surface of the chip contact head on the cover and squeezes the developing cartridge, preventing the developing cartridge from vibrating up and down during use.