EP3933198C0 - COMPRESSOR - Google Patents

COMPRESSOR

Info

Publication number: EP3933198C0
Authority: EP; European Patent Office
Prior art keywords: compressor
Prior art date: 2019-04-02
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.): Active

Application number

EP19923433.7A

Other languages

German (de)

French (fr)

Other versions

EP3933198A4 (en

EP3933198A1 (en

EP3933198B1 (en

Inventor

Youhei Hotta

Yoshiyuki Kimata

Takashi Watanabe

Hajime Sato

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Mitsubishi Heavy Industries Thermal Systems Ltd

Original Assignee

Mitsubishi Heavy Industries Thermal Systems Ltd

Priority date (The priority date 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 date listed.)

2019-04-02

Filing date

2019-04-02

Publication date

2024-05-08

2019-04-02 Application filed by Mitsubishi Heavy Industries Thermal Systems Ltd filed Critical Mitsubishi Heavy Industries Thermal Systems Ltd

2022-01-05 Publication of EP3933198A1 publication Critical patent/EP3933198A1/en

2022-03-16 Publication of EP3933198A4 publication Critical patent/EP3933198A4/en

2024-05-08 Application granted granted Critical

2024-05-08 Publication of EP3933198C0 publication Critical patent/EP3933198C0/en

2024-05-08 Publication of EP3933198B1 publication Critical patent/EP3933198B1/en

Status Active legal-status Critical Current

2039-04-02 Anticipated expiration legal-status Critical

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
- F04B39/0223—Lubrication characterised by the compressor type
- F04B39/023—Hermetic compressors
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C21/00—Component parts, details or accessories not provided for in groups F01C1/00 - F01C20/00
- F01C21/10—Outer members for co-operation with rotary pistons; Casings
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
- F04B39/0223—Lubrication characterised by the compressor type
- F04B39/023—Hermetic compressors
- F04B39/0238—Hermetic compressors with oil distribution channels
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/02—Lubrication
- F04B39/0223—Lubrication characterised by the compressor type
- F04B39/023—Hermetic compressors
- F04B39/0261—Hermetic compressors with an auxiliary oil pump
- 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
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
- 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
- F04C18/3562—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 the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation
- F04C18/3564—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 the inner and outer member being in contact along one line or continuous surfaces substantially parallel to the axis of rotation the surfaces of the inner and outer member, forming the working space, being surfaces of revolution
- 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
- F04C23/005—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 dissimilar working principle
- 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
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/02—Lubrication; Lubricant separation
- F04C29/028—Means for improving or restricting lubricant flow

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Applications Or Details Of Rotary Compressors (AREA)
Rotary Pumps (AREA)

EP19923433.7A 2019-04-02 2019-04-02 Compressor Active EP3933198B1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PCT/JP2019/014605 WO2020202459A1 (en)	2019-04-02	2019-04-02	Compressor

Publications (4)

Publication Number	Publication Date
EP3933198A1 EP3933198A1 (en)	2022-01-05
EP3933198A4 EP3933198A4 (en)	2022-03-16
EP3933198C0 true EP3933198C0 (en)	2024-05-08
EP3933198B1 EP3933198B1 (en)	2024-05-08

Family

ID=72666223

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19923433.7A Active EP3933198B1 (en)	2019-04-02	2019-04-02	Compressor

Country Status (3)

Country	Link
EP (1)	EP3933198B1 (en)
JP (1)	JP7235855B2 (en)
WO (1)	WO2020202459A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR102515120B1 (en) *	2019-01-21	2023-03-29	한온시스템 주식회사	Scroll compressor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2009097486A (en) *	2007-10-19	2009-05-07	Mitsubishi Heavy Ind Ltd	Compressor
JP5701112B2 (en) *	2011-03-15	2015-04-15	三菱重工業株式会社	Hermetic compressor
JP5916309B2 (en)	2011-07-22	2016-05-11	三菱重工業株式会社	Hermetic compressor
JP6596233B2 (en) *	2015-05-20	2019-10-23	日立ジョンソンコントロールズ空調株式会社	Hermetic scroll compressor
US10132317B2 (en) *	2015-12-15	2018-11-20	Bitzer Kuehlmaschinenbau Gmbh	Oil return with non-circular tube
JP2018021493A (en) *	2016-08-03	2018-02-08	ダイキン工業株式会社	Scroll compressor

2019
- 2019-04-02 EP EP19923433.7A patent/EP3933198B1/en active Active
- 2019-04-02 JP JP2021511824A patent/JP7235855B2/en active Active
- 2019-04-02 WO PCT/JP2019/014605 patent/WO2020202459A1/en unknown

Also Published As

Publication number	Publication date
EP3933198A4 (en)	2022-03-16
JP7235855B2 (en)	2023-03-08
JPWO2020202459A1 (en)	2020-10-08
EP3933198A1 (en)	2022-01-05
EP3933198B1 (en)	2024-05-08
WO2020202459A1 (en)	2020-10-08

Publication	Publication Date	Title
EP3809073C0 (en)	2024-07-17	REFRIGERATOR
EP3809074C0 (en)	2025-01-22	REFRIGERATOR
EP3848586A4 (en)	2021-11-17	COMPRESSOR
DK3521618T3 (en)	2020-06-29	PISTON COMPRESSOR
EP4083547A4 (en)	2023-02-22	REFRIGERATOR
EP3617509A4 (en)	2020-12-16	COMPRESSOR
EP4098959C0 (en)	2024-09-04	REFRIGERATOR
EP3584443A4 (en)	2020-09-02	COMPRESSOR
EP3567254A4 (en)	2020-07-08	COMPRESSOR
EP3940230A4 (en)	2022-07-27	COMPRESSOR
EP3913768A4 (en)	2022-11-09	COMPRESSOR
EP3540221A4 (en)	2020-06-03	COMPRESSOR
EP3861259A4 (en)	2022-04-20	COMPRESSOR WALL
EP3754193A4 (en)	2020-12-23	COMPRESSOR
DK4013965T3 (en)	2024-02-26	Compressor device
EP4008981A4 (en)	2023-08-30	REFRIGERATOR
EP4056850A4 (en)	2022-12-21	COMPRESSOR
EP4053412A4 (en)	2022-12-28	COMPRESSOR
EP4027017A4 (en)	2022-11-16	COMPRESSOR
EP4039976A4 (en)	2023-10-04	COMPRESSOR
EP3933198C0 (en)	2024-05-08	COMPRESSOR
EP3730794A4 (en)	2020-11-18	COMPRESSOR
EP3514385A4 (en)	2019-11-13	COMPRESSOR
IT201700105376A1 (en)	2019-03-20	ALTERNATIVE COMPRESSOR
EP4056849A4 (en)	2022-12-21	COMPRESSOR

Legal Events

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2020-10-09	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
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2022-03-16	RIC1	Information provided on ipc code assigned before grant	Ipc: F01C 21/10 20060101ALI20220210BHEP Ipc: F04C 18/356 20060101ALI20220210BHEP Ipc: F04C 18/02 20060101ALI20220210BHEP Ipc: F04C 23/00 20060101ALI20220210BHEP Ipc: F04C 29/02 20060101ALI20220210BHEP Ipc: F04B 39/02 20060101AFI20220210BHEP
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