Title:
空気調和装置
Document Type and Number:
Japanese Patent JP6727420
Kind Code:
B2
Abstract:
A compressor of an air-conditioning device includes a scroll mechanism unit having a fixed scroll and an orbiting scroll that cooperates with the fixed scroll to compress refrigerant. There is a first space portion provided between the scroll mechanism unit and an electric motion unit; an annular second space portion provided in a circumference of the scroll mechanism unit in a radial direction; a communication path provided between the first space portion and the second space portion, to guide, to the second space portion, the refrigerant sucked from the suction pipe to the first space portion. A part of the refrigerant between the first expansion valve and the second expansion valve is injected simultaneously to the first space portion and the second space portion.
Inventors:
Atsushi Nishio
Naofumi Takenaka
Muneshi Ikeda
Kawamura Thunder
Hideto Nakao
Ryomune Ishimura
Naofumi Takenaka
Muneshi Ikeda
Kawamura Thunder
Hideto Nakao
Ryomune Ishimura
Application Number:
JP2019514895A
Publication Date:
July 22, 2020
Filing Date:
April 24, 2017
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
F25B1/04; F04C18/02; F04C29/04; F25B1/00
Domestic Patent References:
| JP200112809A | ||||
| JP60162158A | ||||
| JP2294580A | ||||
| JP2014119221A | ||||
| JP200930484A |
Foreign References:
| WO2016079858A1 | ||||
| US20140216102 |
Attorney, Agent or Firm:
Patent Business Corporation Kisa Patent Trademark Office