CA1024760A - Automatic defrosting control system - Google Patents

Automatic defrosting control system

Info

Publication number
CA1024760A
CA1024760A CA237,537A CA237537A CA1024760A CA 1024760 A CA1024760 A CA 1024760A CA 237537 A CA237537 A CA 237537A CA 1024760 A CA1024760 A CA 1024760A
Authority
CA
Canada
Prior art keywords
control system
defrosting control
automatic defrosting
automatic
defrosting
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.)
Expired
Application number
CA237,537A
Other languages
French (fr)
Inventor
Samuel T. Bryant
Glen C. Shepherd
James B. Allen
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
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 Texas Instruments Inc filed Critical Texas Instruments Inc
Application granted granted Critical
Publication of CA1024760A publication Critical patent/CA1024760A/en
Expired 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
    • F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
    • F25D17/065—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators with compartments at different temperatures
    • 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
    • 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
    • F25B2600/23—Time delays
    • 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
    • F25D2317/06—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 with forced air circulation
    • F25D2317/065—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 with forced air circulation characterised by the air return
    • F25D2317/0653—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 with forced air circulation characterised by the air return through the mullion
    • 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)
  • Defrosting Systems (AREA)
CA237,537A 1974-10-15 1975-10-14 Automatic defrosting control system Expired CA1024760A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US514347A US3898860A (en) 1974-10-15 1974-10-15 Automatic defrosting control system

Publications (1)

Publication Number Publication Date
CA1024760A true CA1024760A (en) 1978-01-24

Family

ID=24046781

Family Applications (1)

Application Number Title Priority Date Filing Date
CA237,537A Expired CA1024760A (en) 1974-10-15 1975-10-14 Automatic defrosting control system

Country Status (2)

Country Link
US (1) US3898860A (en)
CA (1) CA1024760A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4327557A (en) * 1980-05-30 1982-05-04 Whirlpool Corporation Adaptive defrost control system
US4344294A (en) * 1980-07-31 1982-08-17 General Electric Company Thermal delay demand defrost system
US4506519A (en) * 1983-08-24 1985-03-26 Tecumseh Products Company Hermetic compressor discharge line thermal block
US4649854A (en) * 1985-12-31 1987-03-17 Whirlpool Corporation Over-temperature indicator device for freezers
IT1296141B1 (en) * 1997-11-17 1999-06-09 Eltek Spa THERMAL TYPE ACTUATION DEVICE.
ITMI20031395A1 (en) * 2003-07-09 2005-01-10 Whirlpool Co TEMPORALLY ADDRESSED AUTOMATIC DEFROST COOLER.
US7348522B1 (en) 2005-01-25 2008-03-25 Lance Criscuolo Apparatus for thawing frozen food items
US7735527B2 (en) * 2006-04-27 2010-06-15 Ice House America Llc Automated ice delivery apparatus and methods
DE102008054935A1 (en) * 2008-12-18 2010-06-24 BSH Bosch und Siemens Hausgeräte GmbH Refrigerating appliance with a defrost heater
KR101870897B1 (en) * 2011-10-17 2018-06-26 삼성전자주식회사 Refrigerator and integrated relay module of compressor for the same
US20230324097A1 (en) * 2022-04-11 2023-10-12 Midea Group Co., Ltd. Refrigerator with a thermally conductive component with heater for ice maker

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2679602A (en) * 1952-02-18 1954-05-25 Int Register Co Motor and heater control system
US3018637A (en) * 1960-02-17 1962-01-30 Gen Motors Corp Refrigerator with defrost means
US3113438A (en) * 1961-02-03 1963-12-10 Whirlpool Co Control mechanism for refrigerating apparatus
US3277662A (en) * 1965-02-23 1966-10-11 Westinghouse Electric Corp Refrigeration system defrost control
US3659430A (en) * 1970-06-18 1972-05-02 Whirlpool Co Defrost bimetal for interrupting time cycle ice maker during defrost-single timer
US3826103A (en) * 1972-08-07 1974-07-30 P Grover Appliance defrosting system and switch means

Also Published As

Publication number Publication date
US3898860A (en) 1975-08-12

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