Screw compressor having a screw rotor whose pitch changes in an axial direction from a suction end surface toward a discharge end surface

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United States of America Patent

PATENT NO 11933300
APP PUB NO 20220341423A1
SERIAL NO

17760790

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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This screw compressor is provided with a screw rotor, a casing accommodating the screw rotor, and a liquid feed mechanism for feeding a liquid into an operating chamber enclosed by the casing, wherein the pitch of the screw rotor changes in the axial direction from a suction end surface toward a discharge end surface.

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Patent Owner(s)

  • HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO. LTD

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chiba, Kotaro Tokyo, JP 23 18
Komatsu, Tomohiro Tokyo, JP 4 47
Tanimoto, Shota Tokyo, JP 2 0
Tsuchiya, Takeshi Tokyo, JP 58 297
Yorikane, Shigeyuki Tokyo, JP 23 14

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