Title:
スクリュ圧縮機及び冷凍装置
Document Type and Number:
Japanese Patent JP6924851
Kind Code:
B2
Abstract:
A screw compressor according to an embodiment includes a rotor casing, a pair of screw rotors disposed in the rotor casing and engaging with each other, and a movable portion disposed so as to be movable in a rotor shaft direction of the pair of screw rotors. The movable portion includes liquefied liquid supply ports capable of supplying a liquefied liquid of a compressed gas toward tooth groove spaces formed by the pair of screw rotors.
Inventors:
Yoshifusa Kubota
Takayuki Kishi
Kitahara Keishi
Takayuki Kishi
Kitahara Keishi
Application Number:
JP2019563640A
Publication Date:
August 25, 2021
Filing Date:
October 09, 2018
Export Citation:
Assignee:
Maekawa Manufacturing Co., Ltd.
International Classes:
F04C18/16; F04C28/26; F04C29/02; F25B1/047
Domestic Patent References:
| JP2018021494A |
Foreign References:
| WO2008153061A1 | ||||
| WO2014192898A1 |
Attorney, Agent or Firm:
Seishin ip patent business corporation