ALTERNATING CURRENT GENERATOR FOR VEHICLES

Title:

ALTERNATING CURRENT GENERATOR FOR VEHICLES

Document Type and Number:

WIPO Patent Application WO/2000/016467

Kind Code:

A1

Abstract:

An alternating current generator for vehicles, which is directed to decreasing sound pressure of cooling air and enhancing a cooling effect, comprising a casing composed of a pair of facing brackets each having a bracket body provided with an exhaust port rib forming a plurality of exhaust ports, and a plurality of suction port ribs disposed inside the exhaust ports and forming a plurality of suction ports, wherein at least one of the brackets has its exhaust port rib inclined 20° to 50° in the direction of rotating of a rotor with respect to a radial line from a rotating shaft, and has a rib thickness of at most 50 % of the width of the exhaust ports on the normal surface in the direction of inclination of the exhaust port rib.

Inventors:

OOHASHI ATSUSHI (JP)
ASAO YOSHIHITO (JP)
NAKASHIMA SHINJI (JP)

Application Number:

PCT/JP1998/004120

Publication Date:

March 23, 2000

Filing Date:

September 11, 1998

Export Citation:

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Assignee:

MITSUBISHI ELECTRIC CORP (JP)
OHASHI ATSUSHI (JP)
ASAO YOSHIHITO (JP)
NAKASHIMA SHINJI (JP)

International Classes:

H02K5/20; (IPC1-7): H02K9/06

Foreign References:

JPH09172752A	1997-06-30
JPH0779543A	1995-03-20
JPS57186168U	1982-11-26
JPS5657664U	1981-05-18
JPH05111221A	1993-04-30
JPH04140042A	1992-05-14

Other References: