IT992219B - Valvola doppia per celle frigorife re atta ad evitare le variazioni di pressione interne - Google Patents

Valvola doppia per celle frigorife re atta ad evitare le variazioni di pressione interne

Info

Publication number
IT992219B
IT992219B IT957673A IT957673A IT992219B IT 992219 B IT992219 B IT 992219B IT 957673 A IT957673 A IT 957673A IT 957673 A IT957673 A IT 957673A IT 992219 B IT992219 B IT 992219B
Authority
IT
Italy
Prior art keywords
refrigerators
internal pressure
pressure variations
double valve
avoid internal
Prior art date
Application number
IT957673A
Other languages
English (en)
Inventor
Marca G La
Original Assignee
Intertecnica Spa
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 Intertecnica Spa filed Critical Intertecnica Spa
Priority to IT957673A priority Critical patent/IT992219B/it
Priority to DE19742435849 priority patent/DE2435849C3/de
Priority to FR7426734A priority patent/FR2239630A1/fr
Priority to ES428932A priority patent/ES428932A1/es
Application granted granted Critical
Publication of IT992219B publication Critical patent/IT992219B/it

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)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
  • Sliding Valves (AREA)
  • Safety Valves (AREA)
  • Multiple-Way Valves (AREA)
IT957673A 1973-08-03 1973-08-03 Valvola doppia per celle frigorife re atta ad evitare le variazioni di pressione interne IT992219B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT957673A IT992219B (it) 1973-08-03 1973-08-03 Valvola doppia per celle frigorife re atta ad evitare le variazioni di pressione interne
DE19742435849 DE2435849C3 (de) 1973-08-03 1974-07-25 Ventileinrichtung für Kühlräume
FR7426734A FR2239630A1 (en) 1973-08-03 1974-08-01 Ventilator for refrigerated rooms with pressure compensation - has two gravity operated valves with large area
ES428932A ES428932A1 (es) 1973-08-03 1974-08-03 Perfeccionamientos en los sistemas valvulares para celdas frigorificas.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT957673A IT992219B (it) 1973-08-03 1973-08-03 Valvola doppia per celle frigorife re atta ad evitare le variazioni di pressione interne

Publications (1)

Publication Number Publication Date
IT992219B true IT992219B (it) 1975-09-10

Family

ID=11132391

Family Applications (1)

Application Number Title Priority Date Filing Date
IT957673A IT992219B (it) 1973-08-03 1973-08-03 Valvola doppia per celle frigorife re atta ad evitare le variazioni di pressione interne

Country Status (4)

Country Link
DE (1) DE2435849C3 (it)
ES (1) ES428932A1 (it)
FR (1) FR2239630A1 (it)
IT (1) IT992219B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2781294B1 (fr) * 1998-07-17 2000-08-18 Labeille Sa Dispositif de regulation de pression, systeme de fourniture de gaz et installation de distribution de liquide de travail correspondants
IT201700070001A1 (it) * 2017-06-22 2018-12-22 Angelantoni Life Science S R L In Forma Abbreviata Als S R L Valvola di compensazione per congelatore.
GB202012828D0 (en) * 2020-08-17 2020-09-30 Illinois Tool Works A valve assembly for a climatization container
US11732950B2 (en) 2021-04-26 2023-08-22 Electrolux Home Products, Inc. Pressure relief jumper drain for an appliance

Also Published As

Publication number Publication date
ES428932A1 (es) 1976-09-01
DE2435849A1 (de) 1975-02-20
FR2239630B3 (it) 1976-09-24
DE2435849C3 (de) 1978-06-08
FR2239630A1 (en) 1975-02-28
DE2435849B2 (de) 1977-10-13

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