EP3783225A4 - Hermetic compressor and refrigeration cycle apparatus - Google Patents
Hermetic compressor and refrigeration cycle apparatus Download PDFInfo
- Publication number
- EP3783225A4 EP3783225A4 EP19789323.3A EP19789323A EP3783225A4 EP 3783225 A4 EP3783225 A4 EP 3783225A4 EP 19789323 A EP19789323 A EP 19789323A EP 3783225 A4 EP3783225 A4 EP 3783225A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- refrigeration cycle
- cycle apparatus
- hermetic compressor
- hermetic
- compressor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005057 refrigeration Methods 0.000 title 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/008—Hermetic pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/0007—Injection of a fluid in the working chamber for sealing, cooling and lubricating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
- F04C29/124—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps
- F04C29/126—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps of the non-return type
- F04C29/128—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps of the non-return type of the elastic type, e.g. reed valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
- F04C23/001—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids of similar working principle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018081100A JP7066495B2 (en) | 2018-04-20 | 2018-04-20 | Sealed compressor and refrigeration cycle device |
PCT/JP2019/014694 WO2019202976A1 (en) | 2018-04-20 | 2019-04-02 | Hermetic compressor and refrigeration cycle apparatus |
Publications (3)
Publication Number | Publication Date |
---|---|
EP3783225A1 EP3783225A1 (en) | 2021-02-24 |
EP3783225A4 true EP3783225A4 (en) | 2022-03-23 |
EP3783225B1 EP3783225B1 (en) | 2023-05-10 |
Family
ID=68239451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19789323.3A Active EP3783225B1 (en) | 2018-04-20 | 2019-04-02 | Hermetic compressor and refrigeration cycle apparatus |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3783225B1 (en) |
JP (1) | JP7066495B2 (en) |
CN (1) | CN112055785B (en) |
WO (1) | WO2019202976A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US12038008B2 (en) | 2020-02-03 | 2024-07-16 | Panasonic Intellectual Property Management Co., Ltd. | Compressor with injection mechanism |
JP7424258B2 (en) * | 2020-09-28 | 2024-01-30 | 株式会社富士通ゼネラル | rotary compressor |
JP2024021722A (en) * | 2022-08-04 | 2024-02-16 | 三菱重工サーマルシステムズ株式会社 | rotary compressor |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3568712A (en) * | 1969-04-01 | 1971-03-09 | Gen Electric | Suction valve for rotary compressor |
JPH0337391A (en) * | 1989-07-04 | 1991-02-18 | Hitachi Ltd | Rotary compressor |
US20120174618A1 (en) * | 2010-07-08 | 2012-07-12 | Panasonic Corporation | Rotary compressor and refrigeration cycle apparatus |
US9909587B2 (en) * | 2013-09-30 | 2018-03-06 | Guangdong Meizhi Compressor Co., Ltd. | Refrigerant filling rotary compressor |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5210010A (en) | 1975-07-15 | 1977-01-26 | Nec Corp | Accumulated program controled exchanger |
JPS57160987U (en) * | 1981-04-03 | 1982-10-08 | ||
JPS58148295A (en) * | 1982-02-26 | 1983-09-03 | Daikin Ind Ltd | Refrigerator |
JPS5997291U (en) * | 1982-12-21 | 1984-07-02 | ダイキン工業株式会社 | variable displacement compressor |
JPS62173585U (en) | 1986-04-23 | 1987-11-04 | ||
CN105065273B (en) * | 2015-08-24 | 2017-06-13 | 广东美芝制冷设备有限公司 | Rotary compressor and the freezing cycle device with it |
CN206221275U (en) * | 2016-11-29 | 2017-06-06 | 广东美芝精密制造有限公司 | Compressor and the refrigeration system with it |
-
2018
- 2018-04-20 JP JP2018081100A patent/JP7066495B2/en active Active
-
2019
- 2019-04-02 EP EP19789323.3A patent/EP3783225B1/en active Active
- 2019-04-02 WO PCT/JP2019/014694 patent/WO2019202976A1/en active Application Filing
- 2019-04-02 CN CN201980026962.5A patent/CN112055785B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3568712A (en) * | 1969-04-01 | 1971-03-09 | Gen Electric | Suction valve for rotary compressor |
JPH0337391A (en) * | 1989-07-04 | 1991-02-18 | Hitachi Ltd | Rotary compressor |
US20120174618A1 (en) * | 2010-07-08 | 2012-07-12 | Panasonic Corporation | Rotary compressor and refrigeration cycle apparatus |
US9909587B2 (en) * | 2013-09-30 | 2018-03-06 | Guangdong Meizhi Compressor Co., Ltd. | Refrigerant filling rotary compressor |
Non-Patent Citations (1)
Title |
---|
See also references of WO2019202976A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN112055785A (en) | 2020-12-08 |
JP7066495B2 (en) | 2022-05-13 |
WO2019202976A1 (en) | 2019-10-24 |
EP3783225A1 (en) | 2021-02-24 |
EP3783225B1 (en) | 2023-05-10 |
CN112055785B (en) | 2022-05-31 |
JP2019190302A (en) | 2019-10-31 |
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Ipc: F04C 29/12 20060101ALI20220215BHEP Ipc: F04C 23/00 20060101ALI20220215BHEP Ipc: F04C 18/356 20060101ALI20220215BHEP Ipc: F04C 29/04 20060101AFI20220215BHEP |
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