Invention Grant
- Patent Title: Power supply and image forming apparatus
- Patent Title (中): 电源和成像设备
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Application No.: US12969283Application Date: 2010-12-15
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Publication No.: US08472833B2Publication Date: 2013-06-25
- Inventor: Nobuyuki Uchiyama , Minoru Hayasaki
- Applicant: Nobuyuki Uchiyama , Minoru Hayasaki
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Canon U.S.A., Inc. IP Division
- Priority: JP2009-288832 20091221; JP2010-259292 20101119
- Main IPC: G03G15/00
- IPC: G03G15/00
Abstract:
A synchronous rectification power supply controls driving of a switching unit in such a manner as to start the driving in response to rising of an output voltage at a secondary side of a transformer and to stop the driving after a predetermined time passed.
Public/Granted literature
- US20110150521A1 POWER SUPPLY AND IMAGE FORMING APPARATUS Public/Granted day:2011-06-23
Information query
