DE69803617T2 - Thermisches Entspannungsventil - Google Patents

Thermisches Entspannungsventil

Info

Publication number
DE69803617T2
DE69803617T2 DE69803617T DE69803617T DE69803617T2 DE 69803617 T2 DE69803617 T2 DE 69803617T2 DE 69803617 T DE69803617 T DE 69803617T DE 69803617 T DE69803617 T DE 69803617T DE 69803617 T2 DE69803617 T2 DE 69803617T2
Authority
DE
Germany
Prior art keywords
thermal expansion
expansion valve
valve
thermal
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.)
Expired - Lifetime
Application number
DE69803617T
Other languages
English (en)
Other versions
DE69803617D1 (de
Inventor
Mitsuya Fujimoto
Kazuhiko Watanabe
Masamichi Yano
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
Application granted granted Critical
Publication of DE69803617D1 publication Critical patent/DE69803617D1/de
Publication of DE69803617T2 publication Critical patent/DE69803617T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/31—Expansion valves
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/01—Control of temperature without auxiliary power
    • G05D23/02—Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature
    • G05D23/021—Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature the sensing element being a non-metallic solid, e.g. elastomer, paste
    • G05D23/022—Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature the sensing element being a non-metallic solid, e.g. elastomer, paste the sensing element being placed within a regulating fluid flow
    • 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
    • F25B2341/068—Expansion valves combined with a sensor
    • F25B2341/0683—Expansion valves combined with a sensor the sensor is disposed in the suction line and influenced by the temperature or the pressure of the suction gas
    • 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
    • F25B2500/01—Geometry problems, e.g. for reducing size
DE69803617T 1997-04-11 1998-04-07 Thermisches Entspannungsventil Expired - Lifetime DE69803617T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9093572A JPH10288424A (ja) 1997-04-11 1997-04-11 温度式膨張弁

Publications (2)

Publication Number Publication Date
DE69803617D1 DE69803617D1 (de) 2002-03-14
DE69803617T2 true DE69803617T2 (de) 2002-08-14

Family

ID=14085981

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69803617T Expired - Lifetime DE69803617T2 (de) 1997-04-11 1998-04-07 Thermisches Entspannungsventil

Country Status (6)

Country Link
US (1) US6012301A (de)
EP (1) EP0871000B1 (de)
JP (1) JPH10288424A (de)
KR (1) KR100496203B1 (de)
DE (1) DE69803617T2 (de)
ES (1) ES2172051T3 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11223425A (ja) 1998-02-10 1999-08-17 Fujikoki Corp 膨張弁
JPH11325660A (ja) * 1998-03-18 1999-11-26 Fujikoki Corp 膨張弁
JP3576886B2 (ja) * 1999-01-13 2004-10-13 株式会社テージーケー 膨張弁
JP2001050617A (ja) * 1999-05-28 2001-02-23 Fuji Koki Corp 膨張弁
US6161766A (en) * 1999-09-07 2000-12-19 Goba; Stephen M. Refrigeration expansion valve having a port to which a pressure-measuring device may be connected
JP4485711B2 (ja) * 2001-06-12 2010-06-23 株式会社不二工機 膨張弁
DE10237532A1 (de) * 2002-08-16 2004-02-26 Otto Egelhof Gmbh & Co. Thermisches Expansionsventil für Kälteanlagen
JP4118740B2 (ja) * 2002-07-11 2008-07-16 株式会社テージーケー 膨張弁
JP4090317B2 (ja) * 2002-09-25 2008-05-28 株式会社テージーケー 電磁弁付膨張弁
DE602005001293T2 (de) * 2004-05-17 2008-02-07 Fujikoki Corp. Entspannungsventil
JP5227967B2 (ja) * 2007-10-24 2013-07-03 株式会社不二工機 膨張弁
CN102758965B (zh) * 2011-04-27 2015-11-11 浙江三花股份有限公司 热力膨胀阀
JP6182363B2 (ja) * 2013-06-07 2017-08-16 株式会社不二工機 膨張弁
JP2018025364A (ja) * 2016-08-10 2018-02-15 カルソニックカンセイ株式会社 膨張弁

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3537645A (en) * 1969-01-16 1970-11-03 Controls Co Of America Bulbless expansion valve
DE2922872A1 (de) * 1979-06-06 1980-12-11 Flitsch E Gmbh & Co Thermostatisches expansionsventil
JPH0356867Y2 (de) * 1987-03-19 1991-12-24
JPH01291076A (ja) * 1988-05-17 1989-11-22 Nippon Denso Co Ltd 膨張弁
DE3829101A1 (de) * 1988-08-27 1990-03-01 Sueddeutsche Kuehler Behr Thermostatisches expansionsventil
JPH02166367A (ja) * 1988-12-19 1990-06-27 Fuji Koki Seisakusho:Kk 温度膨張弁
DE69217116T2 (de) * 1991-05-14 1997-05-22 Tgk Co Ltd Expansionsventil
JP3557632B2 (ja) * 1993-12-28 2004-08-25 株式会社デンソー 冷媒用膨張弁
JPH0814707A (ja) * 1994-06-29 1996-01-19 Tgk Co Ltd ユニット型膨張弁
JP3372439B2 (ja) * 1996-10-11 2003-02-04 株式会社不二工機 膨張弁

Also Published As

Publication number Publication date
KR100496203B1 (ko) 2005-09-14
JPH10288424A (ja) 1998-10-27
ES2172051T3 (es) 2002-09-16
KR19980081325A (ko) 1998-11-25
EP0871000B1 (de) 2002-01-30
US6012301A (en) 2000-01-11
EP0871000A1 (de) 1998-10-14
DE69803617D1 (de) 2002-03-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)