Multistage centrifugal fluid machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11346364
APP PUB NO 20200271126A1
SERIAL NO

16643657

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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There is provided a multistage centrifugal fluid machine capable of improving efficiency of an operation for assembling an inner casing to a high pressure side head flange. The multistage centrifugal fluid machine 100 includes a rotor 3 provided with a plurality of impellers (41 to 81) in an axial direction, a cylindrical outer casing 2, and an inner bundle 1 that is fitted with the outer casing 2 to form a flow passage for the working fluid. The inner bundle 1 includes a high pressure side head flange 11, a low pressure side head flange 12, and an inner casing 5 disposed between the high pressure side head flange 11 and the low pressure side head flange 12. The high pressure side head flange 11 and the inner casing 5 are fastened with a first bolt 142 via an elastic body 144.

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Patent Owner(s)

Patent OwnerAddress
HITACHI INDUSTRIAL PRODUCTS LTDTOKYO 101-0021

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kazama, Takeshi Tokyo, JP 36 219
Kunishi, Hayato Tokyo, JP 1 1
Naruse, Tomohiro Tokyo, JP 13 36
Takeda, Kazuo Tsuchiura, JP 101 1622
Yoshimura, Hiroaki Tokyo, JP 5 87

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