EP4067715A4 - POWER ELEMENT AND EXPANSION VALVE USING THE SAME - Google Patents

POWER ELEMENT AND EXPANSION VALVE USING THE SAME Download PDF

Info

Publication number
EP4067715A4
EP4067715A4 EP20894465.2A EP20894465A EP4067715A4 EP 4067715 A4 EP4067715 A4 EP 4067715A4 EP 20894465 A EP20894465 A EP 20894465A EP 4067715 A4 EP4067715 A4 EP 4067715A4
Authority
EP
European Patent Office
Prior art keywords
same
expansion valve
power element
power
expansion
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.)
Pending
Application number
EP20894465.2A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4067715A1 (en
Inventor
Yutaro Aoki
Junya Hayakawa
Yusuke Takahashi
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.)
Fujikoki Corp
Original Assignee
Fujikoki 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.)
Filing date
Publication date
Application filed by Fujikoki Corp filed Critical Fujikoki Corp
Publication of EP4067715A1 publication Critical patent/EP4067715A1/en
Publication of EP4067715A4 publication Critical patent/EP4067715A4/en
Pending legal-status Critical Current

Links

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
    • F25B41/31—Expansion valves
    • F25B41/33—Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant
    • F25B41/335—Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant via diaphragms
    • 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
    • F25B2341/00—Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
    • F25B2341/06—Details of flow restrictors or expansion valves

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Temperature-Responsive Valves (AREA)
EP20894465.2A 2019-11-25 2020-11-25 POWER ELEMENT AND EXPANSION VALVE USING THE SAME Pending EP4067715A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019212463A JP7182283B2 (ja) 2019-11-25 2019-11-25 パワーエレメント及びこれを用いた膨張弁
PCT/JP2020/043823 WO2021106933A1 (ja) 2019-11-25 2020-11-25 パワーエレメント及びこれを用いた膨張弁

Publications (2)

Publication Number Publication Date
EP4067715A1 EP4067715A1 (en) 2022-10-05
EP4067715A4 true EP4067715A4 (en) 2024-02-07

Family

ID=76088658

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20894465.2A Pending EP4067715A4 (en) 2019-11-25 2020-11-25 POWER ELEMENT AND EXPANSION VALVE USING THE SAME

Country Status (5)

Country Link
US (1) US20230012455A1 (zh)
EP (1) EP4067715A4 (zh)
JP (1) JP7182283B2 (zh)
CN (1) CN114667424B (zh)
WO (1) WO2021106933A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022267497A1 (zh) 2021-06-22 2022-12-29 上海禾赛科技有限公司 光探测电路及方法、激光雷达与存储介质、检测系统

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6191470A (ja) * 1984-10-11 1986-05-09 松下冷機株式会社 ダイアフラムを用いたパワ−エレメント
JPH0979703A (ja) * 1995-09-08 1997-03-28 Denso Corp 温度式膨張弁
JPH109720A (ja) * 1996-06-19 1998-01-16 Denso Corp 温度式膨張弁
JP2006266568A (ja) * 2005-03-23 2006-10-05 Tgk Co Ltd 膨張弁
JP5680062B2 (ja) * 2010-03-29 2015-03-04 株式会社不二工機 膨張弁
US20160290692A1 (en) * 2015-04-03 2016-10-06 Fujikoki Corporation Caulking fixation type power element and expansion valve using the same
WO2018188512A1 (zh) * 2017-04-13 2018-10-18 浙江三花汽车零部件有限公司 热力膨胀阀
WO2019181409A1 (ja) * 2018-03-20 2019-09-26 株式会社不二工機 パワーエレメントおよびそれを有する膨張弁

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005008091A (ja) * 2003-06-20 2005-01-13 Tgk Co Ltd 膨張弁
JP2008020141A (ja) * 2006-07-13 2008-01-31 Denso Corp 圧力制御弁
JP2009264685A (ja) * 2008-04-25 2009-11-12 Tgk Co Ltd 膨張弁
JP2012225561A (ja) * 2011-04-19 2012-11-15 Tgk Co Ltd 膨張弁
JP5743744B2 (ja) * 2011-06-24 2015-07-01 株式会社不二工機 ダイアフラム式流体制御弁
JP6191470B2 (ja) 2014-01-14 2017-09-06 コニカミノルタ株式会社 画像処理システム、画像処理装置及び携帯端末装置
CN105402960B (zh) * 2014-09-09 2020-04-10 株式会社不二工机 膨胀阀
JP6569061B2 (ja) * 2015-08-19 2019-09-04 株式会社テージーケー 制御弁
JP6779030B2 (ja) * 2016-04-27 2020-11-04 株式会社不二工機 膨張弁
JP6697976B2 (ja) * 2016-08-09 2020-05-27 株式会社不二工機 膨張弁

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6191470A (ja) * 1984-10-11 1986-05-09 松下冷機株式会社 ダイアフラムを用いたパワ−エレメント
JPH0979703A (ja) * 1995-09-08 1997-03-28 Denso Corp 温度式膨張弁
JPH109720A (ja) * 1996-06-19 1998-01-16 Denso Corp 温度式膨張弁
JP2006266568A (ja) * 2005-03-23 2006-10-05 Tgk Co Ltd 膨張弁
JP5680062B2 (ja) * 2010-03-29 2015-03-04 株式会社不二工機 膨張弁
US20160290692A1 (en) * 2015-04-03 2016-10-06 Fujikoki Corporation Caulking fixation type power element and expansion valve using the same
WO2018188512A1 (zh) * 2017-04-13 2018-10-18 浙江三花汽车零部件有限公司 热力膨胀阀
WO2019181409A1 (ja) * 2018-03-20 2019-09-26 株式会社不二工機 パワーエレメントおよびそれを有する膨張弁

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021106933A1 *

Also Published As

Publication number Publication date
EP4067715A1 (en) 2022-10-05
US20230012455A1 (en) 2023-01-12
WO2021106933A1 (ja) 2021-06-03
JP7182283B2 (ja) 2022-12-02
CN114667424A (zh) 2022-06-24
JP2021085547A (ja) 2021-06-03
CN114667424B (zh) 2023-09-15

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