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FR2424461A1 - PRESSURE BALANCING VALVE, ESPECIALLY FOR REFRIGERATION OR COLD CONSERVATION CELL - Google Patents

PRESSURE BALANCING VALVE, ESPECIALLY FOR REFRIGERATION OR COLD CONSERVATION CELL

Info

Publication number
FR2424461A1
FR2424461A1 FR7910525A FR7910525A FR2424461A1 FR 2424461 A1 FR2424461 A1 FR 2424461A1 FR 7910525 A FR7910525 A FR 7910525A FR 7910525 A FR7910525 A FR 7910525A FR 2424461 A1 FR2424461 A1 FR 2424461A1
Authority
FR
France
Prior art keywords
refrigeration
pressure balancing
balancing valve
conservation cell
cold conservation
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
FR7910525A
Other languages
French (fr)
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.)
Individual
Original Assignee
Individual
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
Priority claimed from DE19787812852 external-priority patent/DE7812852U1/en
Priority claimed from DE19787822429 external-priority patent/DE7822429U1/en
Application filed by Individual filed Critical Individual
Publication of FR2424461A1 publication Critical patent/FR2424461A1/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
    • 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
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/18—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on either side
    • F16K17/19—Equalising valves predominantly for tanks

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Safety Valves (AREA)
  • Check Valves (AREA)

Abstract

CETTE SOUPAPE SUIVANT L'INVENTION EST CARACTERISEE EN CE QU'ELLE COMPREND UN TRONCON DE TUBE 1 OUVERT A SES DEUX EXTREMITES, DANS LEQUEL SONT PREVUS AU MOINS UNE CLOISON PERCEE D'AU MOINS UN ORIFICE DE SOUPAPE 3 ET UN ELEMENT MOBILE SPHERIQUE LEGER 4, TEL QU'UNE BALLE DE TENNIS DE TABLE OU EQUIVALENT, COOPERANT AVEC CET ORIFICE ET PLACE EN FACE D'UN ARRET.THIS VALVE FOLLOWING THE INVENTION IS CHARACTERIZED IN THAT IT CONSISTS OF A TRUNK OF TUBE 1 OPEN AT ITS TWO ENDS, IN WHICH ARE PROVIDED AT LEAST ONE BORED BULKHEAD OF AT LEAST ONE VALVE PORT 3 AND A LIGHT SPHERICAL MOBILE ELEMENT 4 , SUCH AS A TABLE TENNIS BALL OR EQUIVALENT, COOPERATING WITH THIS ORIFICE AND PLACED IN FRONT OF A STOP.

FR7910525A 1978-04-27 1979-04-25 PRESSURE BALANCING VALVE, ESPECIALLY FOR REFRIGERATION OR COLD CONSERVATION CELL Pending FR2424461A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19787812852 DE7812852U1 (en) 1978-04-27 1978-04-27 PRESSURE COMPENSATION VALVE
DE19787822429 DE7822429U1 (en) 1978-07-27 1978-07-27 PRESSURE COMPENSATION VALVE

Publications (1)

Publication Number Publication Date
FR2424461A1 true FR2424461A1 (en) 1979-11-23

Family

ID=25948199

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7910525A Pending FR2424461A1 (en) 1978-04-27 1979-04-25 PRESSURE BALANCING VALVE, ESPECIALLY FOR REFRIGERATION OR COLD CONSERVATION CELL

Country Status (7)

Country Link
AT (1) AT360056B (en)
BE (1) BE875883A (en)
FR (1) FR2424461A1 (en)
GB (1) GB2025575A (en)
IT (1) IT7921429V0 (en)
LU (1) LU81193A1 (en)
NL (1) NL7903203A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110806050A (en) * 2019-11-07 2020-02-18 青岛海尔特种电冰柜有限公司 Air pressure balancing device and refrigerating device using same

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1461336A (en) * 1963-03-08 1966-02-25 Cta Device for pre-twisting continuous stranded threads
ES2160502B1 (en) * 1999-07-07 2002-06-01 Saez Santos Martinez PRESSURE COMPENSATOR VALVE FOR REFRIGERATING CHAMBERS.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110806050A (en) * 2019-11-07 2020-02-18 青岛海尔特种电冰柜有限公司 Air pressure balancing device and refrigerating device using same
CN110806050B (en) * 2019-11-07 2022-12-30 青岛海尔特种电冰柜有限公司 Air pressure balancing device and refrigerating device using same

Also Published As

Publication number Publication date
NL7903203A (en) 1979-10-30
LU81193A1 (en) 1979-09-10
BE875883A (en) 1979-08-16
GB2025575A (en) 1980-01-23
AT360056B (en) 1980-12-29
ATA301579A (en) 1980-05-15
IT7921429V0 (en) 1979-04-26

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