ROTOR OF CENTRIFUGAL COMPRESSOR, CENTRIFUGAL COMPRESSOR, AND METHOD FOR MANUFACTURING ROTOR OF CENTRIFUGAL COMPRESSOR

WIPO Patent Application WO/2017/094159

A1

A rotor (1) of a centrifugal compressor (100) comprises: a rotor body (9) which extends in the direction of an axis (A) and in which a recess (11) is formed in an outer circumferential surface (9A) thereof; a cylindrical part (12) which has a cylindrical shape that extends so as to be centered on the axis (A) and in which an inner circumferential surface (12A) is formed that has a fitting region (16) that is firmly fitted to the outer circumferential surface (9A) of the rotor body (9); an annular disk (13) that projects radially outward with respect to the axis (A) from the cylindrical part (12); a plurality of blades (14) are provided with spaces therebetween in a circumferential direction on a surface of the annular disk (13) that faces toward one side in the axis (A) direction; an impeller (2) which has a cover (15) that covers the plurality of blades (14) from the one side in the axis (A) direction; and an abutting member (10) which is fitted inside the recess (11) and part of which protrudes radially outward from the outer circumferential surface (9A) and abuts against the cylindrical part (12) from the axis (A) direction.

JPS5996397	[Title of the device] Sirocco fan
WO/2018/072515	IMPELLER LOCKING STRUCTURE AND COMPRESSOR

TOKUYAMA SHINICHIRO (JP)

PCT/JP2015/083976

June 08, 2017

December 03, 2015

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MITSUBISHI HEAVY IND COMPRESSOR CORP (JP)

F04D29/28; F04D29/053; F04D29/62

WO2014197343A1

2014-12-11

JPS60194101U	1985-12-24
JP2005291152A	2005-10-20

See also references of EP 3346137A4

MORI Ryuichirou et al. (JP)

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