Patent search ap:("HITACHI-JOHNSON CONTROLS AIR CONDITIONING Page INC.") AND inv:"Kazuhito Sekiba"

1.

发明授权
Refrigeration cycle apparatus 有权

公开(公告)号：US11041667B2

公开(公告)日：2021-06-22

申请号：US16360189

申请日：2019-03-21

Applicant: Hitachi-Johnson Controls Air Conditioning, Inc.

Inventor： Atsuhiko Yokozeki , Koji Naito , Kazuhito Sekiba , Shoutaro Yamamoto , Hiroaki Kaneko , Kazuhiko Tani

IPC: F25B49/02 , F25B41/00 , F25B41/40 , F25B1/04 , F25B13/00

Abstract: To achieve higher efficiency at a low-load region and to enable power saving throughout a year. The refrigeration cycle apparatus 1 includes a compressor 4 that has a flow in/out port 4d through which a refrigerant is capable of flowing out and flowing in, in fluid communication with a compression room 4c; pipes 21, 22 disposed at a suction side of the compressor 4; a pipe 25 connected to the flow in/out port 4d of the compressor 4; a pipe 27 that has one end connected to the pipe 25 and an opposite end connected to the pipe 21; and a second solenoid valve 13 for opening and closing a fluid passage of the pipe 27.