Invention Grant
- Patent Title: Electrically powered device
- Patent Title (中): 电动设备
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Application No.: US12250002Application Date: 2008-10-13
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Publication No.: US08183729B2Publication Date: 2012-05-22
- Inventor: Kesatoshi Takeuchi
- Applicant: Kesatoshi Takeuchi
- Applicant Address: JP
- Assignee: Seiko Epson Corporation
- Current Assignee: Seiko Epson Corporation
- Current Assignee Address: JP
- Agency: Harness, Dickey & Pierce, P.L.C.
- Priority: JP2007-269314 20071016
- Main IPC: H02K16/00
- IPC: H02K16/00 ; H02K11/00 ; H02K21/12 ; H02K1/22
Abstract:
The electrically powered device is provided. The electrically powered device includes: multiple stators structured to respectively have electromagnetic coils and position sensors; a shaft fastened to the multiple stators; and multiple rotors structured to respectively have permanent magnets and arranged to rotate around the shaft; wherein the multiple rotors are connected with a driven member driven by the electrically powered device.
Public/Granted literature
- US20090096310A1 ELECTRICALLY POWERED DEVICE Public/Granted day:2009-04-16
Information query
