US Patent 7821222 Submersible motor
Patent 7821222 was granted and assigned to Grundfos on October, 2010 by the United States Patent and Trademark Office.
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Patent abstract
A submersible motor is provided for a submersible pump, the motor being configured as a single-phase asynchronous motor, which includes a main winding (6), an auxiliary winding (8), and a starting device (10, 14, 16, 18, 20, 22) for controlling the starting procedure of the submersible motor. The starting device (10, 14, 16, 20, 22) for the control of the current feed of the auxiliary winding (8) includes at least one electronic switch (20) in the circuit of the auxiliary winding (8).
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US Patent 07821222 Submersible motor US Patent 7821222 Submersible motor
Infobox
Patent Number
0782122200
Patent Number
782122200
Edits on 26 Mar, 2023
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
078212220
Date of Patent
October 26, 2010
0Patent Application Number
119099970
Date Filed
March 13, 2006
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
078212220
Date of Patent
October 26, 2010
0Patent Application Number
119099970
Date Filed
March 13, 2006
0Official Website
Patent Primary Examiner
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US Patent 07821222 Submersible motor
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07821222
Date of patent
October 26, 2010
Patent application number
11909997
Date Filed
March 13, 2006
Patent primary examiner
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