Invention Grant
- Patent Title: Stator for an electric motor
- Patent Title (中): 电动机定子
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Application No.: US12671787Application Date: 2008-07-03
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Publication No.: US08174161B2Publication Date: 2012-05-08
- Inventor: Olaf Dreisbach
- Applicant: Olaf Dreisbach
- Applicant Address: CH Grenchen
- Assignee: ETA SA Manufacture Horlogère Suisse
- Current Assignee: ETA SA Manufacture Horlogère Suisse
- Current Assignee Address: CH Grenchen
- Agency: Griffin & Szipl, P.C.
- Priority: EP07113728 20070802
- International Application: PCT/EP2008/058603 WO 20080703
- International Announcement: WO2009/015982 WO 20090205
- Main IPC: H02K1/06
- IPC: H02K1/06

Abstract:
Disclosed is a stator for an electric motor, especially a stepping motor, comprising at least two stator parts (14, 16, 18) which jointly surround a stator hole (12) and are interconnected, connecting sections being provided for connecting the stator parts (14, 16, 18). The stator is characterized in that the connecting sections (13, 15, 17) are tapered relative to the adjacent sections of the adjoining stator parts (14, 16, 18) in an axial direction, parallel to the axis (A) of the stator hole (12), and form isthmi between the adjoining stator parts.
Public/Granted literature
- US20110187221A1 STATOR FOR AN ELECTRIC MOTOR Public/Granted day:2011-08-04
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