Title:
SEALED TYPE COMPRESSOR
Document Type and Number:
Japanese Patent JP2004293336
Kind Code:
A
Abstract:
To inexpensively manufacture a compressor capable of enduring a rotational torque by affixing a rotor and a rotary shaft in a manner not to demagnetize a permanent magnet, because a cylindrical rotary shaft provided with a notch part at one axial part is fitted and fixed with a rotor having an inside diameter shape similar to a shape of the rotary shaft with the notch part.
A motor is equipped with a rotor having a permanent magnet using a ferrite magnet. A cylindrical rotary shaft provided with a notch at one axial part is fitted and fixed with a rotor having an inside diameter shape similar to a shape of the rotary shaft with the notch part.
Inventors:
OIKAWA TOMOAKI
TAJIMA YASUYOSHI
MASUMOTO KOJI
KAZAMA OSAMU
ARAI TOSHIO
TAJIMA YASUYOSHI
MASUMOTO KOJI
KAZAMA OSAMU
ARAI TOSHIO
Application Number:
JP2003083510A
Publication Date:
October 21, 2004
Filing Date:
March 25, 2003
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
F04B39/00; F04C23/02; F04C29/00; (IPC1-7): F04B39/00; F04C23/02; F04C29/00
Attorney, Agent or Firm:
Kaneo Miyata
Yahei Takase
Yahei Takase
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