NL149921B - DEFROST REGULATOR FOR ELECTRICAL COOLING DEVICE. - Google Patents

DEFROST REGULATOR FOR ELECTRICAL COOLING DEVICE.

Info

Publication number
NL149921B
NL149921B NL6818612A NL6818612A NL149921B NL 149921 B NL149921 B NL 149921B NL 6818612 A NL6818612 A NL 6818612A NL 6818612 A NL6818612 A NL 6818612A NL 149921 B NL149921 B NL 149921B
Authority
NL
Netherlands
Prior art keywords
cooling device
electrical cooling
defrost
regulator
defrost regulator
Prior art date
Application number
NL6818612A
Other languages
Dutch (nl)
Other versions
NL6818612A (en
Original Assignee
Matsushita 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 Matsushita Electronics Corp filed Critical Matsushita Electronics Corp
Publication of NL6818612A publication Critical patent/NL6818612A/xx
Publication of NL149921B publication Critical patent/NL149921B/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
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/002—Defroster control
    • F25D21/006—Defroster control with electronic control circuits
    • 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
    • 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)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Defrosting Systems (AREA)
NL6818612A 1967-12-28 1968-12-24 DEFROST REGULATOR FOR ELECTRICAL COOLING DEVICE. NL149921B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP436867 1967-12-28

Publications (2)

Publication Number Publication Date
NL6818612A NL6818612A (en) 1969-07-01
NL149921B true NL149921B (en) 1976-06-15

Family

ID=11582416

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6818612A NL149921B (en) 1967-12-28 1968-12-24 DEFROST REGULATOR FOR ELECTRICAL COOLING DEVICE.

Country Status (3)

Country Link
US (1) US3512372A (en)
FR (1) FR1597275A (en)
NL (1) NL149921B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3624407A (en) * 1969-10-15 1971-11-30 Simicon Co Primary control means for furnaces
US3728867A (en) * 1971-04-29 1973-04-24 Ranco Inc Defrost control system
GB1456639A (en) * 1972-12-02 1976-11-24 Lucas Electrical Ltd Temperature sensitive electronic switching arrangements
US5737232A (en) * 1997-02-04 1998-04-07 Maytag Corporation Power supply arrangement for a control circuit
CN117111533B (en) * 2023-10-09 2024-05-14 佛山市芯耀环保科技有限公司 Control circuit of ice machine, PCB and ice machine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3222882A (en) * 1964-01-17 1965-12-14 Texas Instruments Inc Refrigeration temperature and frost control
US3363429A (en) * 1966-03-11 1968-01-16 Motorola Inc Temperature control circuit for refrigeration system

Also Published As

Publication number Publication date
US3512372A (en) 1970-05-19
NL6818612A (en) 1969-07-01
FR1597275A (en) 1970-06-22

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