EP4400722C0 - Verdichter - Google Patents

Verdichter

Info

Publication number
EP4400722C0
EP4400722C0 EP22895431.9A EP22895431A EP4400722C0 EP 4400722 C0 EP4400722 C0 EP 4400722C0 EP 22895431 A EP22895431 A EP 22895431A EP 4400722 C0 EP4400722 C0 EP 4400722C0
Authority
EP
European Patent Office
Prior art keywords
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.)
Active
Application number
EP22895431.9A
Other languages
English (en)
French (fr)
Other versions
EP4400722B1 (de
EP4400722A1 (de
EP4400722A4 (de
Inventor
Masakazu Ishitobi
Hiroyuki Kobayashi
Yoshiaki Miyamoto
Takashi Watanabe
Syusaku Goto
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.)
Filing date
Publication date
Application filed by Mitsubishi Heavy Industries Thermal Systems Ltd filed Critical Mitsubishi Heavy Industries Thermal Systems Ltd
Publication of EP4400722A1 publication Critical patent/EP4400722A1/de
Publication of EP4400722A4 publication Critical patent/EP4400722A4/de
Application granted granted Critical
Publication of EP4400722B1 publication Critical patent/EP4400722B1/de
Publication of EP4400722C0 publication Critical patent/EP4400722C0/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • 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
    • 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
    • F04C29/026—Lubricant separation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Rotary Pumps (AREA)
  • Compressor (AREA)
EP22895431.9A 2021-11-22 2022-10-31 Verdichter Active EP4400722B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021189462A JP2023076187A (ja) 2021-11-22 2021-11-22 圧縮機
PCT/JP2022/040825 WO2023090148A1 (ja) 2021-11-22 2022-10-31 圧縮機

Publications (4)

Publication Number Publication Date
EP4400722A1 EP4400722A1 (de) 2024-07-17
EP4400722A4 EP4400722A4 (de) 2024-10-16
EP4400722B1 EP4400722B1 (de) 2026-02-04
EP4400722C0 true EP4400722C0 (de) 2026-02-04

Family

ID=86396800

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22895431.9A Active EP4400722B1 (de) 2021-11-22 2022-10-31 Verdichter

Country Status (3)

Country Link
EP (1) EP4400722B1 (de)
JP (1) JP2023076187A (de)
WO (1) WO2023090148A1 (de)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7044717B2 (en) * 2002-06-11 2006-05-16 Tecumseh Products Company Lubrication of a hermetic carbon dioxide compressor
US6631617B1 (en) * 2002-06-27 2003-10-14 Tecumseh Products Company Two stage hermetic carbon dioxide compressor
JP2009047039A (ja) * 2007-08-17 2009-03-05 Mitsubishi Heavy Ind Ltd 多段圧縮機
JP5232595B2 (ja) * 2008-10-24 2013-07-10 三菱重工業株式会社 多段圧縮機
JP5427892B2 (ja) * 2009-09-18 2014-02-26 三菱重工業株式会社 多段圧縮機
JP6755114B2 (ja) * 2016-04-14 2020-09-16 三菱重工サーマルシステムズ株式会社 密閉型二段圧縮機
JP2019157810A (ja) * 2018-03-16 2019-09-19 サンデン・オートモーティブコンポーネント株式会社 圧縮機

Also Published As

Publication number Publication date
WO2023090148A1 (ja) 2023-05-25
EP4400722B1 (de) 2026-02-04
JP2023076187A (ja) 2023-06-01
EP4400722A1 (de) 2024-07-17
EP4400722A4 (de) 2024-10-16

Similar Documents

Publication Publication Date Title
EP4080049A4 (de) Verdichter
EP3940230A4 (de) Verdichter
EP4053412A4 (de) Verdichter
EP3913768A4 (de) Verdichter
EP4155547A4 (de) Verdichter
EP3933198C0 (de) Verdichter
EP4092272A4 (de) Verdichter
EP4108933A4 (de) Verdichter
EP4074970A4 (de) Verdichter
EP4160017A4 (de) Verdichter
EP4027017A4 (de) Verdichter
EP4296512A4 (de) Verdichter
EP4265911A4 (de) Verdichter
JP1747821S (ja) 圧縮機
EP4397861A4 (de) Verdichter
EP4056850A4 (de) Verdichter
EP4400722A4 (de) Verdichter
EP4400716A4 (de) Verdichter
EP4400721A4 (de) Verdichter
EP4080056C0 (de) Verdichter
EP4296524A4 (de) Verdichter
EP4332379A4 (de) Verdichter
EP4251883C0 (de) Verdichter
JP1707541S (ja) コンプレッサ
EP4103396C0 (de) Verdichter

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20240408

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ipc: F04C0018020000

Ref country code: DE

Ref legal event code: R079

Ref document number: 602022029941

Country of ref document: DE

Free format text: PREVIOUS MAIN CLASS: F04C0023000000

Ipc: F04C0018020000

A4 Supplementary search report drawn up and despatched

Effective date: 20240916

RIC1 Information provided on ipc code assigned before grant

Ipc: F04C 18/34 20060101ALI20240910BHEP

Ipc: F04B 39/02 20060101ALI20240910BHEP

Ipc: F04C 29/02 20060101ALI20240910BHEP

Ipc: F04C 23/00 20060101ALI20240910BHEP

Ipc: F04C 18/02 20060101AFI20240910BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20250826

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: CH

Ref legal event code: F10

Free format text: ST27 STATUS EVENT CODE: U-0-0-F10-F00 (AS PROVIDED BY THE NATIONAL OFFICE)

Effective date: 20260204

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602022029941

Country of ref document: DE

U01 Request for unitary effect filed

Effective date: 20260217

U07 Unitary effect registered

Designated state(s): AT BE BG DE DK EE FI FR IT LT LU LV MT NL PT RO SE SI

Effective date: 20260223