Title:
SCREW COMPRESSOR AND FREEZER
Document Type and Number:
WIPO Patent Application WO/2023/182457
Kind Code:
A1
Abstract:
The present invention provides a screw compressor in which a compression chamber (25) is formed inside a cylinder part (16) by a screw rotor (40) and a gate (53), wherein an intake-side end part (42) of the screw rotor (40) is formed into a cylindrical shape such that an outer peripheral surface (42a) of said end part conforms to the inner peripheral surface of the cylinder part (16), and a seal part (80) that minimizes the flow of a fluid is provided in a first surface (F) toward which the outer peripheral surface (42a) of the intake-side end part (42) or an axial-direction first end surface (42b) of the intake-side end part (42) faces.
Inventors:
UEMURA YOSHIYUKI (JP)
INOUE TAKASHI (JP)
INOUE TAKASHI (JP)
Application Number:
PCT/JP2023/011627
Publication Date:
September 28, 2023
Filing Date:
March 23, 2023
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
F04C18/52; F04C27/00
Domestic Patent References:
| WO2018051867A1 | 2018-03-22 |
Foreign References:
| JP2021162021A | 2021-10-11 | |||
| JP2010249045A | 2010-11-04 | |||
| JP2010249046A | 2010-11-04 | |||
| JP2010249047A | 2010-11-04 | |||
| JP2009275567A | 2009-11-26 | |||
| US20200300244A1 | 2020-09-24 | |||
| JP2013536916A | 2013-09-26 | |||
| JP2003286986A | 2003-10-10 |
Attorney, Agent or Firm:
MAEDA & PARTNERS (JP)
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