IT1085948B - ELECTRONIC THERMOSTATIC CONTROL DEVICE FOR FREEZER-PRESERVATOR - Google Patents

ELECTRONIC THERMOSTATIC CONTROL DEVICE FOR FREEZER-PRESERVATOR

Info

Publication number
IT1085948B
IT1085948B IT25910/77A IT2591077A IT1085948B IT 1085948 B IT1085948 B IT 1085948B IT 25910/77 A IT25910/77 A IT 25910/77A IT 2591077 A IT2591077 A IT 2591077A IT 1085948 B IT1085948 B IT 1085948B
Authority
IT
Italy
Prior art keywords
preservator
freezer
control device
thermostatic control
electronic thermostatic
Prior art date
Application number
IT25910/77A
Other languages
Italian (it)
Original Assignee
Italora 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 Italora Spa filed Critical Italora Spa
Priority to IT25910/77A priority Critical patent/IT1085948B/en
Priority to DE19782831476 priority patent/DE2831476A1/en
Application granted granted Critical
Publication of IT1085948B publication Critical patent/IT1085948B/en

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
    • F25D29/00—Arrangement or mounting of control or safety 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
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/008—Alarm devices
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
    • G05D23/1909—Control of temperature characterised by the use of electric means using an analogue comparing device whose output amplitude can only take two discrete values
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
    • 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
    • F25B2600/00—Control issues
    • F25B2600/02—Compressor control
    • F25B2600/025—Compressor control by controlling speed
    • F25B2600/0251—Compressor control by controlling speed with on-off operation
    • 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
    • F25D2400/30—Quick freezing
    • 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
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/12—Sensors measuring the inside temperature
    • F25D2700/122—Sensors measuring the inside temperature of freezer compartments

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
IT25910/77A 1977-07-20 1977-07-20 ELECTRONIC THERMOSTATIC CONTROL DEVICE FOR FREEZER-PRESERVATOR IT1085948B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT25910/77A IT1085948B (en) 1977-07-20 1977-07-20 ELECTRONIC THERMOSTATIC CONTROL DEVICE FOR FREEZER-PRESERVATOR
DE19782831476 DE2831476A1 (en) 1977-07-20 1978-07-18 Food freezer electronic control system - has temp. sensor and thermostat calibration modifying monitor circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT25910/77A IT1085948B (en) 1977-07-20 1977-07-20 ELECTRONIC THERMOSTATIC CONTROL DEVICE FOR FREEZER-PRESERVATOR

Publications (1)

Publication Number Publication Date
IT1085948B true IT1085948B (en) 1985-05-28

Family

ID=11218116

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25910/77A IT1085948B (en) 1977-07-20 1977-07-20 ELECTRONIC THERMOSTATIC CONTROL DEVICE FOR FREEZER-PRESERVATOR

Country Status (2)

Country Link
DE (1) DE2831476A1 (en)
IT (1) IT1085948B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3045408A1 (en) * 1980-12-02 1982-07-01 Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart FREEZER, ESPECIALLY FREEZER OR THE LIKE
IT8153427V0 (en) * 1981-07-08 1981-07-08 Indesit TEMPERATURE INDICATOR DEVICE IN A REFRIGERATOR
DE3340331A1 (en) * 1983-11-08 1985-05-23 Bosch-Siemens Hausgeräte GmbH, 7000 Stuttgart Freezing appliance, especially a household upright or chest freezer
IT1215446B (en) * 1987-04-29 1990-02-14 Italora Spa PROCEDURE AND DEVICE FOR THE ADJUSTMENT AND CONTROL OF A REFRIGERATOR GENERATOR.
DE3904216A1 (en) * 1989-02-13 1990-08-16 Miele & Cie Refrigerator having a microprocessor-controlled temperature regulation
DE19913896C2 (en) * 1999-03-26 2001-03-15 Electrolux Siegen Gmbh Absorber fridge
DE102008042909A1 (en) * 2008-10-16 2010-04-22 BSH Bosch und Siemens Hausgeräte GmbH Cooling and / or freezing device and method for controlling such a refrigerator and / or freezer

Also Published As

Publication number Publication date
DE2831476A1 (en) 1979-03-01

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