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Patent Searching and Data


Title:
ELECTRIC MOTOR-DRIVEN COMPRESSOR FOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2012/039545
Kind Code:
A1
Abstract:
Disclosed is an electric motor-driven compressor having a structure capable of improving the performance of an electric motor of the electric motor-driven compressor for the vehicle. The electric motor-driven compressor has an angle which is formed by two straight lines passing through a center of the rotor and making contact with both end portions of one permanent magnet, and is in a range of about 48.7° to about 51°. The cogging torque and the torque ripples are minimized, the power of the electric motor is improved, and the electric motor is easily controlled.

Inventors:
CHO, Kyung-Seok (1689-1, Sinil-dong Daedeok-gu, Daejeon 306-230, KR)
CHO, Seonk-Kook (1689-1, Sinil-dong Daedeok-gu, Daejeon 306-230, KR)
JUNG, Kyung-Hun (1689-1, Sinil-dong Daedeok-gu, Daejeon 306-230, KR)
BAEK, Chan-Ho (1689-1, Sinil-dong Daedeok-gu, Daejeon 306-230, KR)
Application Number:
KR2011/005395
Publication Date:
March 29, 2012
Filing Date:
July 21, 2011
Export Citation:
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Assignee:
HALLA CLIMATE CONTROL CORP. (1689-1, Sinil-dong Daedeok-gu, Daejeon 306-230, KR)
CHO, Kyung-Seok (1689-1, Sinil-dong Daedeok-gu, Daejeon 306-230, KR)
CHO, Seonk-Kook (1689-1, Sinil-dong Daedeok-gu, Daejeon 306-230, KR)
JUNG, Kyung-Hun (1689-1, Sinil-dong Daedeok-gu, Daejeon 306-230, KR)
BAEK, Chan-Ho (1689-1, Sinil-dong Daedeok-gu, Daejeon 306-230, KR)
International Classes:
F04B17/03; F04B35/04; H02K1/27
Foreign References:
JP2007330060A2007-12-20
KR20070113192A2007-11-28
JPH08247030A1996-09-24
JP2004245227A2004-09-02
Other References:
See also references of EP 2619456A4
None
Attorney, Agent or Firm:
WOORIN PATENT FIRM (1st Floor, Hongseong Bldg. 770-7, Yeoksam-dong, Gangnam-gu, Seoul 135-082, KR)
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Claims: