Invention Grant
US08237322B2 Squirrel-cage rotor for an electric motor and its production method
有权
用于电动马达的鼠笼式转子及其制造方法
- Patent Title: Squirrel-cage rotor for an electric motor and its production method
- Patent Title (中): 用于电动马达的鼠笼式转子及其制造方法
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Application No.: US12820739Application Date: 2010-06-22
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Publication No.: US08237322B2Publication Date: 2012-08-07
- Inventor: Hiromichi Hiramatsu , Seiichi Baba , Toru Sakai , Takeshi Abe , Kazuhide Ebine
- Applicant: Hiromichi Hiramatsu , Seiichi Baba , Toru Sakai , Takeshi Abe , Kazuhide Ebine
- Applicant Address: JP Tokyo
- Assignee: Hitachi, Ltd.
- Current Assignee: Hitachi, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: McDermott Will & Emery LLP
- Priority: JP2009-228339 20090930
- Main IPC: H02K17/00
- IPC: H02K17/00
Abstract:
To provide a well balanced squirrel-cage rotor for an electric motor, quantities of braze used to bond various rotor components are different from each other so as to serve as balance weight in order to improve balance.
Public/Granted literature
- US20110074240A1 SQUIRREL-CAGE ROTOR FOR AN ELECTRIC MOTOR AND ITS PRODUCTION METHOD Public/Granted day:2011-03-31
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