Invention Application
- Patent Title: Solenoid device, automatic document feeder, and image forming apparatus
- Patent Title (中): 电磁装置，自动送纸器和成像装置
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Application No.: US12314653Application Date: 2008-12-15
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Publication No.: US20090152792A1Publication Date: 2009-06-18
- Inventor: Chisa Kato , Kenji Hari , Toshihisa Takada
- Applicant: Chisa Kato , Kenji Hari , Toshihisa Takada
- Assignee: RICOH COMPANY, LTD.
- Current Assignee: RICOH COMPANY, LTD.
- Priority: JPNO.2007-326491 20071218
- Main IPC: B65H5/00
- IPC: B65H5/00 ; G05B15/02
Abstract:
A solenoid device including a plunger, a solenoid configured to cause a displacement of the plunger, and a driving control unit configured to control driving of the solenoid. The driving control unit supplies current pulses to the solenoid and changes a pulse interval of the current pulses.
Public/Granted literature
- US08336874B2 Solenoid device, automatic document feeder, and image forming apparatus Public/Granted day:2012-12-25
Information query
