Invention Grant
- Patent Title: Guide bush control device and method of adjusting guide bush
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Application No.: US14774020Application Date: 2014-03-06
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Publication No.: US09676071B2Publication Date: 2017-06-13
- Inventor: Yosuke Kobayashi , Hikaru Takahashi
- Applicant: Citizen Watch Co., Ltd. , Citizen Machinery Co., Ltd.
- Applicant Address: JP Tokyo JP Nagano
- Assignee: Citizen Watch Co., Ltd.,Citizen Machinery Co., Ltd.
- Current Assignee: Citizen Watch Co., Ltd.,Citizen Machinery Co., Ltd.
- Current Assignee Address: JP Tokyo JP Nagano
- Agency: Harness, Dickey & Pierce, P.L.C.
- Priority: JP2013-054732 20130318
- International Application: PCT/JP2014/055752 WO 20140306
- International Announcement: WO2014/148267 WO 20140925
- Main IPC: B23B13/00
- IPC: B23B13/00 ; B23Q1/76 ; B23B31/20 ; B23B7/06 ; B23B13/12
Abstract:
A guide bush control device includes a guide bush motor that rotates and drives a guide bush; and a controller that controls driving of the guide bush motor, the guide bush control device controlling rotation of the guide bush by controlling the driving of the guide bush motor with the controller, wherein the controller includes a fixing unit that fixes the guide bush non-rotatably by exciting the guide bush motor in a rotation stop state.
Public/Granted literature
- US20160023314A1 GUIDE BUSH CONTROL DEVICE AND METHOD OF ADJUSTING GUIDE BUSH Public/Granted day:2016-01-28
Information query
