Title:
SCREW COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2021/070548
Kind Code:
A1
Abstract:
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.
Inventors:
TANIMOTO SHOTA (JP)
YORIKANE SHIGEYUKI (JP)
KOMATSU TOMOHIRO (JP)
TSUCHIYA TAKESHI (JP)
CHIBA KOTARO (JP)
YORIKANE SHIGEYUKI (JP)
KOMATSU TOMOHIRO (JP)
TSUCHIYA TAKESHI (JP)
CHIBA KOTARO (JP)
Application Number:
PCT/JP2020/034297
Publication Date:
April 15, 2021
Filing Date:
September 10, 2020
Export Citation:
Assignee:
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD (JP)
International Classes:
F04C18/16
Domestic Patent References:
| WO2018038070A1 | 2018-03-01 |
Foreign References:
| JPS52142217U | 1977-10-28 | |||
| JP2018197531A | 2018-12-13 | |||
| JP2005315149A | 2005-11-10 |
Attorney, Agent or Firm:
SEIRYO I.P.C. (JP)
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