发明申请
US20090152792A1 Solenoid device, automatic document feeder, and image forming apparatus 有权
电磁装置,自动送纸器和成像装置

Solenoid device, automatic document feeder, and image forming apparatus
摘要:
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.
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