Invention Grant
US07697862B2 High voltage switch device and multi-pass image forming apparatus having the same
失效
高压开关装置和具有该高压开关装置的多路图像形成装置
- Patent Title: High voltage switch device and multi-pass image forming apparatus having the same
- Patent Title (中): 高压开关装置和具有该高压开关装置的多路图像形成装置
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Application No.: US11341435Application Date: 2006-01-30
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Publication No.: US07697862B2Publication Date: 2010-04-13
- Inventor: Sung-dae Kim , Cheol-young Han , Young-min Yoon
- Applicant: Sung-dae Kim , Cheol-young Han , Young-min Yoon
- Applicant Address: KR Suwon-si, Gyeonggi-do
- Assignee: Samsung Electronics Co., Ltd.
- Current Assignee: Samsung Electronics Co., Ltd.
- Current Assignee Address: KR Suwon-si, Gyeonggi-do
- Agency: Roylance, Abrams, Berdo & Goodman, L.L.P.
- Priority: KR10-2005-0040144 20050513
- Main IPC: G03G15/00
- IPC: G03G15/00
Abstract:
A high voltage switch device includes a plurality of switches installed between a high voltage power unit and a plurality of developing units. A plurality of cams are disposed on a cam shaft corresponding to the respective switches. The switches are selectively turned “on” and “off” as the cam shaft rotates.
Public/Granted literature
- US20060257160A1 High voltage switch device and multi-pass image forming apparatus having the same Public/Granted day:2006-11-16
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