Invention Grant
- Patent Title: Power supplying method and apparatus and a system using the same
- Patent Title (中): 供电方法及装置及使用该装置的系统
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Application No.: US12133152Application Date: 2008-06-04
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Publication No.: US07900077B2Publication Date: 2011-03-01
- Inventor: Kentaroh Hara
- Applicant: Kentaroh Hara
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Ltd.
- Current Assignee: Ricoh Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Cooper & Dunham LLP
- Priority: JP2004-141206 20040511
- Main IPC: G06F1/00
- IPC: G06F1/00 ; G06F11/30

Abstract:
An apparatus includes at least one load, a control circuit, and a power supplying apparatus including a control-use power supply part, at least one load-use power supply part, and a power supply control part. The control-use power supply part supplies first electric power to the control circuit, and stops supplying the first electric power and outputs a first detection signal when detecting a first abnormal operation state. The at least one load-use power supply part supplies second electric power to the respective at least one load, and stops supplying the second electric power and outputs a second detection signal when detecting a second abnormal operation state. The power supply control part causes the control-use power supply part to stop supplying the first electric power according to the first detection signal, and causes the at least one load-use power supply part to stop supplying the second electric power according to the second detection signal.
Public/Granted literature
- US20080244310A1 POWER SUPPLYING METHOD AND APPARATUS AND A SYSTEM USING THE SAME Public/Granted day:2008-10-02
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