Invention Grant
- Patent Title: Laminated stator core and method for manufacturing the same
- Patent Title (中): 层压定子铁芯及其制造方法
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Application No.: US12667811Application Date: 2008-11-11
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Publication No.: US08193681B2Publication Date: 2012-06-05
- Inventor: Kazuhiko Umeda , Shuichi Nakamura , Kenichiro Iwata
- Applicant: Kazuhiko Umeda , Shuichi Nakamura , Kenichiro Iwata
- Applicant Address: JP Kitakyushu-shi, Fukuoka
- Assignee: Mitsui High-Tec, Inc.
- Current Assignee: Mitsui High-Tec, Inc.
- Current Assignee Address: JP Kitakyushu-shi, Fukuoka
- Agency: Westerman, Hattori, Daniels & Adrian, LLP
- Priority: JP2007-304743 20071126
- International Application: PCT/JP2008/070510 WO 20081111
- International Announcement: WO2009/069463 WO 20090604
- Main IPC: H02K1/06
- IPC: H02K1/06

Abstract:
A laminated stator core 10 and a manufacturing method thereof, the method including producing a plurality of core sheets 15 and 16 from a strip 33, ends 34 of the strip 33 being a part of a product without being cut twice, and rotating and laminating the core sheets. A laminated stator core formed by core sheets blanked from a magnetic strip, both ends of the magnetic strip being one of the sides of the core sheets, wherein the identically shaped core sheets each have a rotor space in the center thereof, each rotor space having a center located off-center in one direction with respect to each center of the core sheets, and the core sheets are rotated by a predetermined angle before being laminated with the rotor spaces vertically aligned.
Public/Granted literature
- US20100327690A1 LAMINATED STATOR CORE AND METHOD FOR MANUFACTURING THE SAME Public/Granted day:2010-12-30
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