COMPRESSOR HOUSING FOR SUPERCHARGER AND PRODUCTION METHOD FOR SAME

Title:

COMPRESSOR HOUSING FOR SUPERCHARGER AND PRODUCTION METHOD FOR SAME

Document Type and Number:

WIPO Patent Application WO/2011/132509

Kind Code:

A1

Abstract:

Disclosed is a compressor housing (1) which comprises: a scroll piece (2) which has a cylindrical air intake port forming section (21) which forms an air intake port (11), a scroll wall surface forming section (22) which forms an intake-side wall surface in a discharge scroll chamber (12), and a scroll outer peripheral section (23) which covers the outer peripheral side of the discharge scroll chamber (12); a shroud piece (3) which has a cylindrical shroud press-fitted section (31) that is press-fitted inside the air intake port forming section (21) and a shroud wall surface forming section (32) that forms an inner peripheral side wall surface in the discharge scroll chamber (12) and also forms a shroud surface (321) and a diffuser surface (322) that face an impeller (5); and an outer peripheral annular piece (4) which has an outer peripheral annular press-fitted section (41) that is press-fitted inside the scroll outer peripheral section (23) and an outer peripheral annular wall surface forming section (42) that forms an outer peripheral wall surface in the discharge scroll chamber (12).

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Inventors:

OSUKA RYU (JP)
MATSUI HIROKI (JP)
ISOGAI TOMOYUKI (JP)

Application Number:

PCT/JP2011/057968

Publication Date:

October 27, 2011

Filing Date:

March 30, 2011

Export Citation:

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Assignee:

OTICS CORP (JP)
TOYOTA MOTOR CO LTD (JP)
OSUKA RYU (JP)
MATSUI HIROKI (JP)
ISOGAI TOMOYUKI (JP)

International Classes:

F04D29/44; B22C9/24; B22D17/00; F02B39/00; F04D17/08

Domestic Patent References:

WO2001000996A1

2001-01-04

Foreign References:

JP3153378B2	2001-04-09
JP2002180841A	2002-06-26

Other References: