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Patent Searching and Data


Title:
ELECTRIC CENTRIFUGAL COMPRESSOR FOR VEHICLES
Document Type and Number:
Japanese Patent JP2014005833
Kind Code:
A
Abstract:

To provide an electric compressor made by taking into account high-level oscillation generated in vehicles.

An electric centrifugal compressor for a heat ventilation air conditioning system for vehicles comprises: a motor portion (20); and a centrifugal compressor portion (10) driven by the motor portion (20) through a shaft (15). The electric centrifugal compressor comprises: an electromagnetic device for levitating the shaft (15) during functional operation of the electric compressor; and auxiliary landing bearings (8). The electromagnetic device may comprise, in particular, an axial bearingless motor.


Inventors:
RAMDANE LATEB
SCHROEDER ULRICH
JOAQUIM DA SILVA
ERIC HELENE
FREDERIC PONSON
Application Number:
JP2013130344A
Publication Date:
January 16, 2014
Filing Date:
June 21, 2013
Export Citation:
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Assignee:
ESKAEF MANUTIC MECHATRONIC
International Classes:
F04D29/058; F04D25/06; F04D29/00; F16C32/04; H02K7/09; H02K7/14
Domestic Patent References:
JPS5968595A1984-04-18
JP2005519214A2005-06-30
JP2004535531A2004-11-25
JP2006152994A2006-06-15
JP2002325490A2002-11-08
Foreign References:
US5857348A1999-01-12
Attorney, Agent or Firm:
Yasuhiko Murayama
Masatake Shiga
Takashi Watanabe
Shinya Mitsuhiro