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Self-cooling electric machine
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Patent 7282823		 Electronic File
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Document Number
US Patent 7282823
Issued Date
October 16, 2007
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Abstract
An electric machine having a rotor with a ventilation port and a rotor coupling with at least one air disturber.
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Number of Claims:
15
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Owner
Emerson Electric Co. (St. Louis, MO)
Published
October 16, 2007
Application Number
10/977,183
Filed
October 29, 2004
US Classification
310/62   310/261 310/58 310/67R 416/244R
Int'l Classification
H02K   1/30   (20060101)   H02K   9/06   (20060101)  
Examiner
USPTO Field of Search
310/153   310/156.26  
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