WO1997029332A1 - Frost formation detector - Google Patents

Frost formation detector Download PDF

Info

Publication number
WO1997029332A1
WO1997029332A1 PCT/JP1996/002451 JP9602451W WO9729332A1 WO 1997029332 A1 WO1997029332 A1 WO 1997029332A1 JP 9602451 W JP9602451 W JP 9602451W WO 9729332 A1 WO9729332 A1 WO 9729332A1
Authority
WO
WIPO (PCT)
Prior art keywords
frost formation
base
protecting tube
formation detector
frost
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.)
Ceased
Application number
PCT/JP1996/002451
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
Toshiyuki Nojiri
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.)
Ishizuka Electronics Corp
Original Assignee
Ishizuka Electronics 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 Ishizuka Electronics Corp filed Critical Ishizuka Electronics Corp
Priority to US09/117,777 priority Critical patent/US6092925A/en
Priority to DE69622199T priority patent/DE69622199D1/de
Priority to EP96928715A priority patent/EP0881442B1/en
Publication of WO1997029332A1 publication Critical patent/WO1997029332A1/ja
Anticipated expiration legal-status Critical
Ceased 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • 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
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/02—Detecting the presence of frost or condensate

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Defrosting Systems (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
PCT/JP1996/002451 1996-02-06 1996-08-30 Frost formation detector Ceased WO1997029332A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US09/117,777 US6092925A (en) 1996-02-06 1996-08-30 Frost formation detector
DE69622199T DE69622199D1 (de) 1996-02-06 1996-08-30 Vorrichtung zum feststellen von eisbildung
EP96928715A EP0881442B1 (en) 1996-02-06 1996-08-30 Frost formation detector

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8/20107 1996-02-06
JP2010796 1996-02-06

Publications (1)

Publication Number Publication Date
WO1997029332A1 true WO1997029332A1 (en) 1997-08-14

Family

ID=12017901

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1996/002451 Ceased WO1997029332A1 (en) 1996-02-06 1996-08-30 Frost formation detector

Country Status (6)

Country Link
US (1) US6092925A (enExample)
EP (1) EP0881442B1 (enExample)
KR (1) KR19990082279A (enExample)
CN (1) CN1116572C (enExample)
DE (1) DE69622199D1 (enExample)
WO (1) WO1997029332A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990082279A (ko) * 1996-02-06 1999-11-25 이시즈카 지로 착상검지기
KR100547421B1 (ko) * 1998-09-04 2006-04-12 주식회사 엘지이아이 냉장고의 결빙감지장치

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3460552B2 (ja) * 1997-11-28 2003-10-27 松下電器産業株式会社 空気調和機の温度感知器固定装置
US6467282B1 (en) 2000-09-27 2002-10-22 Patrick D. French Frost sensor for use in defrost controls for refrigeration
DE10315524A1 (de) * 2003-04-04 2004-10-14 BSH Bosch und Siemens Hausgeräte GmbH Kältegerät und Betriebsverfahren dafür
US9062906B2 (en) * 2007-03-14 2015-06-23 Store It Cold, Llc Retrofittable air conditioner to refrigeration conversion unit
US20080223052A1 (en) * 2007-03-14 2008-09-18 Ronald Ravi Khosla Retrofittable air conditioner to refrigeration conversion unit
EP2136204B1 (en) 2007-04-04 2019-01-09 Espec Corp. Hygrometer
KR20100058813A (ko) * 2008-11-25 2010-06-04 삼성전자주식회사 냉각 장치 및 그 제어 방법
DE102010042531A1 (de) * 2010-10-15 2012-04-19 BSH Bosch und Siemens Hausgeräte GmbH Kältegerät mit einer Halterung für ein Funktionsbauteil
US10712301B2 (en) * 2015-03-12 2020-07-14 Universitè Laval System and method for determining an icing condition status of an environment
CN107367529B (zh) * 2017-08-15 2020-11-24 芯海科技（深圳）股份有限公司 凝霜传感器及具有凝霜检测功能的蒸发器
CN109425164B (zh) * 2017-08-31 2021-02-09 日本电产三协株式会社 制冰装置
CN107543352A (zh) * 2017-09-11 2018-01-05 芜湖凡达机械科技有限公司 一种电冰箱
KR102614564B1 (ko) * 2018-03-08 2023-12-18 엘지전자 주식회사 냉장고 및 그 제어방법
CN112444282A (zh) 2019-08-29 2021-03-05 浙江三花智能控制股份有限公司 传感器、换热器和换热系统

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51119047U (enExample) * 1975-03-24 1976-09-27
US5522232A (en) 1994-09-19 1996-06-04 Ishizuka Electronics Corporation Frost detecting device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3383877A (en) * 1966-05-10 1968-05-21 Ranco Inc Defrost control means for refrigerating systems
US4163327A (en) * 1977-11-04 1979-08-07 Fts Systems, Inc. Direct condenser defrosting system
DE3001019A1 (de) * 1980-01-12 1981-07-23 Danfoss A/S, 6430 Nordborg Abtauvorrichtung fuer den verdampfer einer kaelteanlage
AT390512B (de) * 1986-10-14 1990-05-25 Sitte Hellmuth Kuehlkammer zum herstellen von duennen schnitten bei reduzierter temperatur
US5052190A (en) * 1988-08-04 1991-10-01 Super S.E.E.R. Systems Inc. Apparatus for the sensing of refrigerant temperatures and the control of refrigerant loading
US5313787A (en) * 1990-10-01 1994-05-24 General Cryogenics Incorporated Refrigeration trailer
US5345775A (en) * 1993-03-03 1994-09-13 Ridenour Ralph Gaylord Refrigeration system detection assembly
US5707151A (en) * 1994-01-13 1998-01-13 Ranco Incorporated Of Delaware Temperature transducer assembly
KR19990082279A (ko) * 1996-02-06 1999-11-25 이시즈카 지로 착상검지기

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51119047U (enExample) * 1975-03-24 1976-09-27
US5522232A (en) 1994-09-19 1996-06-04 Ishizuka Electronics Corporation Frost detecting device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP0881442A4 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990082279A (ko) * 1996-02-06 1999-11-25 이시즈카 지로 착상검지기
KR100547421B1 (ko) * 1998-09-04 2006-04-12 주식회사 엘지이아이 냉장고의 결빙감지장치

Also Published As

Publication number Publication date
EP0881442B1 (en) 2002-07-03
US6092925A (en) 2000-07-25
EP0881442A4 (enExample) 1998-12-02
DE69622199D1 (de) 2002-08-08
CN1208461A (zh) 1999-02-17
EP0881442A1 (en) 1998-12-02
CN1116572C (zh) 2003-07-30
KR19990082279A (ko) 1999-11-25

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