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Electric blower and electric cleaner with an air cooled power device situated between the impeller and motor

  • US 6,488,475 B2
  • Filed: 03/26/2001
  • Issued: 12/03/2002
  • Est. Priority Date: 03/30/2000
  • Status: Expired due to Fees
First Claim
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1. An electric blower comprising:

  • a motor unit including a stator and a rotor;

    a fan unit including an impeller attached to an output shaft of said rotor and including a casing covering said impeller; and

    a circuit unit including an electric power device for controlling electric power to said motor unit, said circuit unit being arranged between said motor unit and said impeller such that said electric power device is located in an airflow path of air expelled from an outer periphery of said impeller to said motor unit.

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