Invention Grant
- Patent Title: Stepping motor controlling device
- Patent Title (中): 步进电机控制装置
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Application No.: US11724260Application Date: 2007-03-15
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Publication No.: US07728543B2Publication Date: 2010-06-01
- Inventor: Akio Takemori , Yoshifumi Kuwano , Hiroaki Taka , Yoshitaka Iwaji
- Applicant: Akio Takemori , Yoshifumi Kuwano , Hiroaki Taka , Yoshitaka Iwaji
- Applicant Address: JP Tokyo
- Assignee: Japan Servo Co., Ltd.
- Current Assignee: Japan Servo Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2006-074795 20060317; JP2006-079483 20060322
- Main IPC: H02P8/22
- IPC: H02P8/22
Abstract:
A stepping motor controlling device according to the present invention includes lead angle computing means which computes a lead angle according to the load torque current deviation of the stepping motor, adding means which adds an angle command to the lead angle to determine a winding exciting angle and voltage applying means which applies a voltage according to the winding exciting angle to the stepping motor.
Public/Granted literature
- US20070216335A1 Stepping motor controlling device Public/Granted day:2007-09-20
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