EP3569954A4 - Expansion valve and refrigeration cycle device provided with same - Google Patents

Expansion valve and refrigeration cycle device provided with same Download PDF

Info

Publication number: EP3569954A4
Authority: EP; European Patent Office
Prior art keywords: same; expansion valve; device provided; refrigeration cycle; cycle device
Prior art date: 2017-01-12
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.): Pending

Application number

EP17891207.7A

Other languages

German (de)

French (fr)

Other versions

EP3569954A1 (en

Inventor

Yusuke Shimazu

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 Electric Corp

Original Assignee

Mitsubishi Electric Corp

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.)

2017-01-12

Filing date

2017-01-12

Publication date

2020-02-12

2017-01-12 Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp

2019-11-20 Publication of EP3569954A1 publication Critical patent/EP3569954A1/en

2020-02-12 Publication of EP3569954A4 publication Critical patent/EP3569954A4/en

Status Pending legal-status Critical Current

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/12—Sound

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Mechanical Engineering (AREA)
Thermal Sciences (AREA)
General Engineering & Computer Science (AREA)
Details Of Valves (AREA)
Air-Conditioning For Vehicles (AREA)

EP17891207.7A 2017-01-12 2017-01-12 Expansion valve and refrigeration cycle device provided with same Pending EP3569954A4 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PCT/JP2017/000836 WO2018131122A1 (en)	2017-01-12	2017-01-12	Expansion valve and refrigeration cycle device provided with same

Publications (2)

Publication Number	Publication Date
EP3569954A1 EP3569954A1 (en)	2019-11-20
EP3569954A4 true EP3569954A4 (en)	2020-02-12

Family

ID=62840573

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP17891207.7A Pending EP3569954A4 (en)	2017-01-12	2017-01-12	Expansion valve and refrigeration cycle device provided with same

Country Status (3)

Country	Link
EP (1)	EP3569954A4 (en)
JP (1)	JP6715958B2 (en)
WO (1)	WO2018131122A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN211059467U (en) *	2019-06-13	2020-07-21	浙江盾安禾田金属有限公司	Valve silencer and electronic expansion valve thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6148631A (en) *	1998-05-14	2000-11-21	Matsushita Electric Industrial Co., Ltd.	Silencer and air conditioner
JP2006275452A (en) *	2005-03-30	2006-10-12	Mitsubishi Electric Corp	Expansion valve
JP2007162851A (en) *	2005-12-14	2007-06-28	Fuji Koki Corp	Motor operated valve

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5083820A (en) *	1973-11-21	1975-07-07
JP4062011B2 (en) *	2002-08-09	2008-03-19	ダイキン工業株式会社	Two-phase refrigerant flow rectifier and refrigeration system
JP6071764B2 (en)	2013-06-07	2017-02-01	株式会社不二工機	Expansion valve
CN106461092B (en) *	2014-07-02	2018-12-28	三菱电机株式会社	Expansion valve and refrigerating circulatory device

2017
- 2017-01-12 JP JP2018561160A patent/JP6715958B2/en active Active
- 2017-01-12 WO PCT/JP2017/000836 patent/WO2018131122A1/en unknown
- 2017-01-12 EP EP17891207.7A patent/EP3569954A4/en active Pending

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6148631A (en) *	1998-05-14	2000-11-21	Matsushita Electric Industrial Co., Ltd.	Silencer and air conditioner
JP2006275452A (en) *	2005-03-30	2006-10-12	Mitsubishi Electric Corp	Expansion valve
JP2007162851A (en) *	2005-12-14	2007-06-28	Fuji Koki Corp	Motor operated valve

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018131122A1 *

Also Published As

Publication number	Publication date
WO2018131122A1 (en)	2018-07-19
JPWO2018131122A1 (en)	2019-11-07
JP6715958B2 (en)	2020-07-01
EP3569954A1 (en)	2019-11-20

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Legal Events

Date	Code	Title	Description
2018-07-20	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2019-10-18	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
2019-10-18	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2019-11-20	17P	Request for examination filed	Effective date: 20190522
2019-11-20	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
2019-11-20	AX	Request for extension of the european patent	Extension state: BA ME
2020-02-12	A4	Supplementary search report drawn up and despatched	Effective date: 20200114
2020-02-12	RIC1	Information provided on ipc code assigned before grant	Ipc: F25B 41/06 20060101AFI20200108BHEP
2020-04-15	DAV	Request for validation of the european patent (deleted)
2020-04-15	DAX	Request for extension of the european patent (deleted)
2022-01-26	REG	Reference to a national code	Ref country code: DE Ref legal event code: R079 Free format text: PREVIOUS MAIN CLASS: F25B0041060000 Ipc: F25B0041300000
2022-03-02	RIC1	Information provided on ipc code assigned before grant	Ipc: F25B 41/30 20210101AFI20220126BHEP
2022-05-06	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: EXAMINATION IS IN PROGRESS
2022-06-08	17Q	First examination report despatched	Effective date: 20220509
2024-07-14	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
2024-07-14	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: GRANT OF PATENT IS INTENDED
2024-08-14	INTG	Intention to grant announced	Effective date: 20240715