Invention Grant
- Patent Title: Developing cartridge capable of providing stabilized electrical power supply to developing roller
- Patent Title (中): 显影盒能够为显影辊提供稳定的电源
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Application No.: US13351325Application Date: 2012-01-17
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Publication No.: US08774671B2Publication Date: 2014-07-08
- Inventor: Yasushi Okabe
- Applicant: Yasushi Okabe
- Applicant Address: JP Nagoya-shi
- Assignee: Brother Kogyo Kabushiki Kaisha
- Current Assignee: Brother Kogyo Kabushiki Kaisha
- Current Assignee Address: JP Nagoya-shi
- Agency: Banner & Witcoff, Ltd.
- Priority: JP2011-016861 20110128
- Main IPC: G03G15/00
- IPC: G03G15/00 ; G03G15/08 ; G03G21/16
Abstract:
A developing cartridge having a collar member provided over an axially end portion of a developing roller shaft and movable in an axial direction thereof. The collar member includes a cap portion covering the axial end portion of the rotation shaft and electrically contacted with the rotation shaft, and a power-feed receiving portion electrically connected to the cap portion and electrically contactable with an external electrode. The power-feed receiving portion is provided integrally with the cap portion.
Public/Granted literature
- US20120195621A1 Developing Cartridge Capable of Providing Stabilized Electrical Power Supply to Developing Roller Public/Granted day:2012-08-02
Information query
