EP4060263A4 - Refrigeration device - Google Patents

Refrigeration device Download PDF

Info

Publication number
EP4060263A4
EP4060263A4 EP20903465.1A EP20903465A EP4060263A4 EP 4060263 A4 EP4060263 A4 EP 4060263A4 EP 20903465 A EP20903465 A EP 20903465A EP 4060263 A4 EP4060263 A4 EP 4060263A4
Authority
EP
European Patent Office
Prior art keywords
refrigeration device
refrigeration
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
EP20903465.1A
Other languages
German (de)
French (fr)
Other versions
EP4060263B1 (en
EP4060263A1 (en
Inventor
Tadashi Okada
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.)
PHC Holdings Corp
Original Assignee
PHC Holdings 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 PHC Holdings Corp filed Critical PHC Holdings Corp
Publication of EP4060263A1 publication Critical patent/EP4060263A1/en
Publication of EP4060263A4 publication Critical patent/EP4060263A4/en
Application granted granted Critical
Publication of EP4060263B1 publication Critical patent/EP4060263B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/042—Air treating means within refrigerated spaces
    • F25D17/047—Pressure equalising devices
    • 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
    • F25D21/06—Removing frost
    • F25D21/08—Removing frost by electric heating
    • 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
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • F25D23/028—Details
    • 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
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • F25D23/025—Secondary closures
    • 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
    • F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
    • F25D2317/04—Treating air flowing to refrigeration compartments
    • F25D2317/043—Treating air flowing to refrigeration compartments by creating a vacuum in a storage compartment
    • 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
    • F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/02—Refrigerators including a heater
    • 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
    • F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/04—Refrigerators with a horizontal mullion

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)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
  • Refrigerator Housings (AREA)
EP20903465.1A 2019-12-18 2020-12-02 Refrigeration device Active EP4060263B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019228077 2019-12-18
PCT/JP2020/044819 WO2021124890A1 (en) 2019-12-18 2020-12-02 Refrigeration device

Publications (3)

Publication Number Publication Date
EP4060263A1 EP4060263A1 (en) 2022-09-21
EP4060263A4 true EP4060263A4 (en) 2022-12-21
EP4060263B1 EP4060263B1 (en) 2024-02-21

Family

ID=76478701

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20903465.1A Active EP4060263B1 (en) 2019-12-18 2020-12-02 Refrigeration device

Country Status (5)

Country Link
US (1) US20220307754A1 (en)
EP (1) EP4060263B1 (en)
JP (1) JP7329076B2 (en)
CN (1) CN114829857A (en)
WO (1) WO2021124890A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6176776B1 (en) * 1999-06-17 2001-01-23 Kason Industries, Inc. Pressure relief port
FR2932239A1 (en) * 2008-06-05 2009-12-11 Fermod Valve for cold chamber storing food product, has flaps for closing respective pipes, and maintained in support against sealing seats by weight of flaps when pressure variation on both sides of each flap is less than threshold value
WO2018047624A1 (en) * 2016-09-12 2018-03-15 パナソニックヘルスケアホールディングス株式会社 Negative pressure release port and refrigeration device
EP3308086A1 (en) * 2015-06-11 2018-04-18 Ik-Interklimat Spa Improved compensation valve for environments having a pressure different from the atmospheric one

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2699044A (en) * 1953-07-29 1955-01-11 James C Procter Refrigerator ventilator
US3813896A (en) * 1973-01-26 1974-06-04 Vollrath Co Freezer air vent
JPH0827125B2 (en) * 1989-06-23 1996-03-21 ホシザキ電機株式会社 refrigerator
JP3229671B2 (en) * 1992-10-22 2001-11-19 三洋電機株式会社 freezer
US5600966A (en) * 1995-05-19 1997-02-11 Forma Scientific, Inc. Ultra low temperature split door freezer
BR0006442A (en) * 2000-12-11 2002-08-20 Multibras Eletrodomesticos Sa Vacuum break valve for refrigerated cabinet
US6374620B1 (en) * 2001-04-23 2002-04-23 Opx Corporation Pressure equalization port
JP3942856B2 (en) * 2001-10-10 2007-07-11 松下冷機株式会社 refrigerator
US7716945B2 (en) 2005-04-07 2010-05-18 Thermo Fisher Scientific (Asheville) Llc Pressure equalization port apparatus and method for a refrigeration unit
JP5416374B2 (en) 2008-07-22 2014-02-12 パナソニックヘルスケア株式会社 Internal pressure regulator for low temperature storage
JP5671675B2 (en) * 2010-10-28 2015-02-18 パナソニックヘルスケアホールディングス株式会社 Plug member, low temperature storage
EP2597403A3 (en) * 2011-11-22 2015-01-21 Indesit Company Beyaz Esya Sanayi ve Ticaret Anonim Sirketi Mechanism for pressure balancing
JP7174555B2 (en) 2017-08-02 2022-11-17 秀雄 西川 Substrate inspection device, alignment thereof, and substrate inspection method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6176776B1 (en) * 1999-06-17 2001-01-23 Kason Industries, Inc. Pressure relief port
FR2932239A1 (en) * 2008-06-05 2009-12-11 Fermod Valve for cold chamber storing food product, has flaps for closing respective pipes, and maintained in support against sealing seats by weight of flaps when pressure variation on both sides of each flap is less than threshold value
EP3308086A1 (en) * 2015-06-11 2018-04-18 Ik-Interklimat Spa Improved compensation valve for environments having a pressure different from the atmospheric one
WO2018047624A1 (en) * 2016-09-12 2018-03-15 パナソニックヘルスケアホールディングス株式会社 Negative pressure release port and refrigeration device

Also Published As

Publication number Publication date
EP4060263B1 (en) 2024-02-21
WO2021124890A1 (en) 2021-06-24
JP7329076B2 (en) 2023-08-17
US20220307754A1 (en) 2022-09-29
JPWO2021124890A1 (en) 2021-06-24
EP4060263A1 (en) 2022-09-21
CN114829857A (en) 2022-07-29

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