Title:
HORIZONTAL ROTARY COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2023/003015
Kind Code:
A1
Abstract:
This horizontal rotary compressor comprises a compression mechanism 30 inside a housing 110, and the compression mechanism 30 includes horizontal cylinders 31A, 31B, eccentric rollers 33A, 33B, and vanes 35A, 35B. The vanes 35A, 35B are disposed on the upper sides of the horizontal cylinders 31A, 31B with the tips of the vanes oriented downward. Back pressure chambers 37A, 37B for applying pressure of a high-pressure refrigerant to the back surfaces of the vanes 35A, 35B, and reflux holes 39A, 39B that open upward into the housing 110 in continuation with the back pressure chambers 37A, 37B and guide lubricating oil to the back pressure chambers 37A, 37B, are provided on the upper sides of the vanes. The reflux holes 39A, 39B are provided in a high-pressure refrigerant path leading to a refrigerant outlet 119 inside the housing 110.
Inventors:
SUMIDA KAZUHISA (JP)
TOBE TAKAHISA (JP)
KOWADA YOSHIO (JP)
TAKEMOTO SHOJI (JP)
TOBE TAKAHISA (JP)
KOWADA YOSHIO (JP)
TAKEMOTO SHOJI (JP)
Application Number:
PCT/JP2022/028188
Publication Date:
January 26, 2023
Filing Date:
July 20, 2022
Export Citation:
Assignee:
SANDEN ADVANCED TECH CORPORATION (JP)
International Classes:
F04C18/356; F04C29/02
Foreign References:
| JPH02191895A | 1990-07-27 | |||
| JP2005256669A | 2005-09-22 |
Attorney, Agent or Firm:
OGAWA, Moriaki et al. (JP)
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