EP3683445A4 - Screw compressor - Google Patents

Screw compressor Download PDF

Info

Publication number
EP3683445A4
EP3683445A4 EP18874619.2A EP18874619A EP3683445A4 EP 3683445 A4 EP3683445 A4 EP 3683445A4 EP 18874619 A EP18874619 A EP 18874619A EP 3683445 A4 EP3683445 A4 EP 3683445A4
Authority
EP
European Patent Office
Prior art keywords
screw compressor
compressor
screw
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
Application number
EP18874619.2A
Other languages
German (de)
French (fr)
Other versions
EP3683445A1 (en
EP3683445B1 (en
Inventor
Hiromichi Ueno
Hideki Fujiwara
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries 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 Daikin Industries Ltd filed Critical Daikin Industries Ltd
Publication of EP3683445A1 publication Critical patent/EP3683445A1/en
Publication of EP3683445A4 publication Critical patent/EP3683445A4/en
Application granted granted Critical
Publication of EP3683445B1 publication Critical patent/EP3683445B1/en
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
    • 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
    • F04C18/48—Rotary-piston pumps with non-parallel axes of movement of co-operating members
    • F04C18/50—Rotary-piston pumps with non-parallel axes of movement of co-operating members the axes being arranged at an angle of 90 degrees
    • F04C18/52—Rotary-piston pumps with non-parallel axes of movement of co-operating members the axes being arranged at an angle of 90 degrees of intermeshing engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • 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
    • F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
    • F04C28/10—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
    • F04C28/12—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using sliding valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
EP18874619.2A 2017-10-30 2018-10-17 Screw compressor Active EP3683445B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017208828A JP6500964B1 (en) 2017-10-30 2017-10-30 Screw compressor
PCT/JP2018/038630 WO2019087785A1 (en) 2017-10-30 2018-10-17 Screw compressor

Publications (3)

Publication Number Publication Date
EP3683445A1 EP3683445A1 (en) 2020-07-22
EP3683445A4 true EP3683445A4 (en) 2020-12-09
EP3683445B1 EP3683445B1 (en) 2023-11-08

Family

ID=66166731

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18874619.2A Active EP3683445B1 (en) 2017-10-30 2018-10-17 Screw compressor

Country Status (4)

Country Link
EP (1) EP3683445B1 (en)
JP (1) JP6500964B1 (en)
CN (1) CN111183288B (en)
WO (1) WO2019087785A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7128426B1 (en) * 2021-03-31 2022-08-31 ダイキン工業株式会社 compressor

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080206075A1 (en) * 2007-02-22 2008-08-28 Jean Louis Picouet Compressor Having a Dual Slide Valve Assembly
JP2012197734A (en) * 2011-03-22 2012-10-18 Daikin Industries Ltd Screw compressor
EP2623789A1 (en) * 2010-09-30 2013-08-07 Daikin Industries, Ltd. Screw compressor
WO2017175298A1 (en) * 2016-04-05 2017-10-12 三菱電機株式会社 Screw compressor and refrigeration cycle device
WO2017174130A1 (en) * 2016-04-06 2017-10-12 Bitzer Kühlmaschinenbau Gmbh Screw compressor

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB429878A (en) * 1934-01-03 1935-06-07 Paul Eckert Good Improvements in rotary compressors and pumps
FR2398901A1 (en) * 1977-07-29 1979-02-23 Zimmern Bernard Variable output rotary positive displacement machine - has meshing gearwheel depth of engagement variable by hydraulically driven shaft
US4610612A (en) * 1985-06-03 1986-09-09 Vilter Manufacturing Corporation Rotary screw gas compressor having dual slide valves
US4704069A (en) * 1986-09-16 1987-11-03 Vilter Manufacturing Corporation Method for operating dual slide valve rotary gas compressor
JPH0780135B2 (en) 1990-04-18 1995-08-30 コクヨ株式会社 Staple remover
JP4183015B1 (en) * 2007-06-22 2008-11-19 ダイキン工業株式会社 Single screw compressor and its assembly method
JP4645754B2 (en) * 2009-06-15 2011-03-09 ダイキン工業株式会社 Screw compressor
JP2013177868A (en) * 2012-02-29 2013-09-09 Daikin Industries Ltd Screw compressor
JP2014029133A (en) * 2012-07-31 2014-02-13 Mitsubishi Electric Corp Screw compressor
JP2014047708A (en) * 2012-08-31 2014-03-17 Mitsubishi Electric Corp Screw compressor
JPWO2017094057A1 (en) * 2015-11-30 2018-07-12 三菱電機株式会社 Single screw compressor and refrigeration cycle equipment
CN206419206U (en) * 2017-01-10 2017-08-18 麦克维尔空调制冷(苏州)有限公司 Asymmetric side valve type single screw rod refrigeration compressor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080206075A1 (en) * 2007-02-22 2008-08-28 Jean Louis Picouet Compressor Having a Dual Slide Valve Assembly
EP2623789A1 (en) * 2010-09-30 2013-08-07 Daikin Industries, Ltd. Screw compressor
JP2012197734A (en) * 2011-03-22 2012-10-18 Daikin Industries Ltd Screw compressor
WO2017175298A1 (en) * 2016-04-05 2017-10-12 三菱電機株式会社 Screw compressor and refrigeration cycle device
WO2017174130A1 (en) * 2016-04-06 2017-10-12 Bitzer Kühlmaschinenbau Gmbh Screw compressor

Also Published As

Publication number Publication date
CN111183288B (en) 2021-03-26
JP2019082123A (en) 2019-05-30
EP3683445A1 (en) 2020-07-22
CN111183288A (en) 2020-05-19
WO2019087785A1 (en) 2019-05-09
JP6500964B1 (en) 2019-04-17
EP3683445B1 (en) 2023-11-08

Similar Documents

Publication Publication Date Title
EP3447296A4 (en) Compressor
EP3279478A4 (en) Liquid feeding-type screw compressor
EP3680485A4 (en) Screw compressor
EP3263897A4 (en) Compressor
EP3617509A4 (en) Compressor
EP3382205A4 (en) Compressor
EP3334936A4 (en) Compressor
EP3584443A4 (en) Compressor
EP3567254A4 (en) Compressor
EP3848586A4 (en) Compressor
EP3118457A4 (en) Oil-free screw compressor
EP3604816A4 (en) Single-screw compressor
EP3540221A4 (en) Compressor
EP3754193A4 (en) Compressor
EP3661020A4 (en) Compressor
EP3524818A4 (en) Screw compressor
EP3249228A4 (en) Compressor
EP3608543A4 (en) Screw compressor
EP3450763A4 (en) Screw compressor
EP3133288A4 (en) Screw compressor
EP3385539A4 (en) Screw compressor
EP3258113A4 (en) Screw compressor
EP3263902A4 (en) Screw compressor
EP3452343A4 (en) Compressor
EP3564532A4 (en) Screw compressor

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: 20200417

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 MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

A4 Supplementary search report drawn up and despatched

Effective date: 20201105

RIC1 Information provided on ipc code assigned before grant

Ipc: F04C 28/12 20060101ALI20201030BHEP

Ipc: F04C 18/52 20060101AFI20201030BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20210813

RAP3 Party data changed (applicant data changed or rights of an application transferred)

Owner name: DAIKIN INDUSTRIES, LTD.

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: 20230612

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20230525

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 MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602018060968

Country of ref document: DE

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG9D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20231108

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240209

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240308

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1629830

Country of ref document: AT

Kind code of ref document: T

Effective date: 20231108

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240308

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240209

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240208

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240308

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20240208

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231108

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602018060968

Country of ref document: DE

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

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

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20240809