[go: up one dir, main page]

US2687020A - Two-temperature refrigeration apparatus - Google Patents

Two-temperature refrigeration apparatus Download PDF

Info

Publication number
US2687020A
US2687020A US283346A US28334652A US2687020A US 2687020 A US2687020 A US 2687020A US 283346 A US283346 A US 283346A US 28334652 A US28334652 A US 28334652A US 2687020 A US2687020 A US 2687020A
Authority
US
United States
Prior art keywords
refrigeration apparatus
temperature refrigeration
evaporator
partition
mar
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 - Lifetime
Application number
US283346A
Inventor
Lloyd A Staebler
Banerji Sidhartha
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.)
Maxar Space LLC
Original Assignee
Philco Ford 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 Philco Ford Corp filed Critical Philco Ford Corp
Priority to US283346A priority Critical patent/US2687020A/en
Application granted granted Critical
Publication of US2687020A publication Critical patent/US2687020A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
    • F25B5/04—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in series
    • 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
    • F25B2600/25—Control of valves
    • F25B2600/2511—Evaporator distribution valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Beans For Foods Or Fodder (AREA)
  • Devices For Warming Or Keeping Food Or Tableware Hot (AREA)

Description

9 to1' a1SO included in said system and arranged in heat exchange relation With said lo}wer inte 1 i01' portion t provide a food Storage con1pal't nlent, Inea...1s for cq1)tr011ing the 0peration of aid second evaporator in response to teInperature conditions within said food St0age compartnlent, Said partition being Spaced away fron1 said first evaporator and being constructed of 1T13aterial of relatively high therlna1 conductivity S0 as t0 be af'ected by the telnperature of the air vvith in Sajid food storage con1partn1ent, a Inetal strip spannjng the space between said mst evaporator and said partition, Said strip being connected to Said irSt evaporator and to said partition to provide therebetween a heat conducting link affected by the telnperature of said iirst evaporator and by the teInperaure of Said parition and Ineans including a tenlperature Sensitive ele- Inent Inounted in direct heat exchange relation With said strip to contr1 the 0perabion of Said systeIn as function, jointly, of the ten1peratures affecting said member.
ln Refrigeration apparatus as set f0:th in claim 3 in Which a bame plate is Inounted below and adjacent the underside of the nlentioned partition t0 direct ai' Within the food storage con1- partment into conact wih said partition.
eerenceS Oite( in the 1e of this patent UNITED STATES PATENTS Number NaTne 1)a'te 2,000,787 Phi1i May 7 1935 2,072,347 Strebler Mar 2, 1937 2 072 567 Potter Mar 2, 1937 2,101,656 Steenstrup ]ec' 7, 1937 2,133,949 Buchanan (ct. 25, 1938 2 208267 Ridge Jul 16, 190 2,285,946 Kalischer June 9 19 2 2,306` Ketcham Dec' 29, 1942 2,589,551 Washita Mar. 18 1952 603 069 Lee et a1 July 15 1952
US283346A 1952-04-21 1952-04-21 Two-temperature refrigeration apparatus Expired - Lifetime US2687020A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US283346A US2687020A (en) 1952-04-21 1952-04-21 Two-temperature refrigeration apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US283346A US2687020A (en) 1952-04-21 1952-04-21 Two-temperature refrigeration apparatus

Publications (1)

Publication Number Publication Date
US2687020A true US2687020A (en) 1954-08-24

Family

ID=23085600

Family Applications (1)

Application Number Title Priority Date Filing Date
US283346A Expired - Lifetime US2687020A (en) 1952-04-21 1952-04-21 Two-temperature refrigeration apparatus

Country Status (1)

Country Link
US (1) US2687020A (en)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2741100A (en) * 1954-01-07 1956-04-10 Gen Electric Refrigerating apparatus
US2791101A (en) * 1954-02-23 1957-05-07 Philco Corp Plural temperature refrigerator
US2866322A (en) * 1954-07-20 1958-12-30 Muffly Glenn Refrigerator and ice maker
US2899801A (en) * 1959-08-18 grimshaw
US2968934A (en) * 1957-03-05 1961-01-24 Heat Pump & Refrigeration Ltd Heat pump systems
US3065608A (en) * 1957-03-01 1962-11-27 Carrier Corp Defrost control
US3084519A (en) * 1958-03-06 1963-04-09 Whirlpool Co Two temperature forced air refrigerator systems
DE1266770B (en) * 1960-07-18 1968-04-25 Martin Hergt Main cooling device with secondary cooling tank
FR2377591A1 (en) * 1977-01-14 1978-08-11 Philips Nv REFRIGERATOR WITH TWO COMPARTMENTS IN WHICH THE TEMPERATURES ARE DIFFERENT
US4286438A (en) * 1980-05-02 1981-09-01 Whirlpool Corporation Condition responsive liquid line valve for refrigeration appliance
US4308724A (en) * 1980-05-05 1982-01-05 Ginestra Nicholas M Randomly activated outlet
FR2486638A1 (en) * 1980-07-11 1982-01-15 Thomson Brandt REFRIGERATION UNIT WITH DIFFERENT TEMPERATURE COMPARTMENTS
EP0119579A2 (en) * 1983-03-14 1984-09-26 INDUSTRIE ZANUSSI S.p.A. Refrigerant circuit for a refrigerator-freezer combination
US4476690A (en) * 1982-07-29 1984-10-16 Iannelli Frank M Dual temperature refrigeration system
US20090260371A1 (en) * 2008-04-18 2009-10-22 Whirlpool Corporation Secondary cooling apparatus and method for a refrigerator

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2000787A (en) * 1932-06-20 1935-05-07 Kelvinator Corp Refrigerating apparatus
US2072347A (en) * 1933-11-08 1937-03-02 Eagle Foundry Company Refrigerator
US2072567A (en) * 1934-02-14 1937-03-02 Thomas I Potter Refrigerator
US2101656A (en) * 1935-01-22 1937-12-07 Gen Electric Refrigerating machine
US2133949A (en) * 1935-03-30 1938-10-25 Westinghouse Electric & Mfg Co Refrigeration apparatus
US2208267A (en) * 1939-02-17 1940-07-16 Westinghouse Electric & Mfg Co Refrigerating apparatus
US2285946A (en) * 1939-12-30 1942-06-09 Westinghouse Electric & Mfg Co Refrigeration apparatus
US2306480A (en) * 1934-12-29 1942-12-29 Irving M Ketcham Refrigerator, air cooler, and the like
US2589551A (en) * 1943-07-14 1952-03-18 Admiral Corp Two-temperature refrigerator
US2603069A (en) * 1949-03-03 1952-07-15 Gen Electric Compensated control

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2000787A (en) * 1932-06-20 1935-05-07 Kelvinator Corp Refrigerating apparatus
US2072347A (en) * 1933-11-08 1937-03-02 Eagle Foundry Company Refrigerator
US2072567A (en) * 1934-02-14 1937-03-02 Thomas I Potter Refrigerator
US2306480A (en) * 1934-12-29 1942-12-29 Irving M Ketcham Refrigerator, air cooler, and the like
US2101656A (en) * 1935-01-22 1937-12-07 Gen Electric Refrigerating machine
US2133949A (en) * 1935-03-30 1938-10-25 Westinghouse Electric & Mfg Co Refrigeration apparatus
US2208267A (en) * 1939-02-17 1940-07-16 Westinghouse Electric & Mfg Co Refrigerating apparatus
US2285946A (en) * 1939-12-30 1942-06-09 Westinghouse Electric & Mfg Co Refrigeration apparatus
US2589551A (en) * 1943-07-14 1952-03-18 Admiral Corp Two-temperature refrigerator
US2603069A (en) * 1949-03-03 1952-07-15 Gen Electric Compensated control

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2899801A (en) * 1959-08-18 grimshaw
US2741100A (en) * 1954-01-07 1956-04-10 Gen Electric Refrigerating apparatus
US2791101A (en) * 1954-02-23 1957-05-07 Philco Corp Plural temperature refrigerator
US2866322A (en) * 1954-07-20 1958-12-30 Muffly Glenn Refrigerator and ice maker
US3065608A (en) * 1957-03-01 1962-11-27 Carrier Corp Defrost control
US2968934A (en) * 1957-03-05 1961-01-24 Heat Pump & Refrigeration Ltd Heat pump systems
US3084519A (en) * 1958-03-06 1963-04-09 Whirlpool Co Two temperature forced air refrigerator systems
DE1266770B (en) * 1960-07-18 1968-04-25 Martin Hergt Main cooling device with secondary cooling tank
FR2377591A1 (en) * 1977-01-14 1978-08-11 Philips Nv REFRIGERATOR WITH TWO COMPARTMENTS IN WHICH THE TEMPERATURES ARE DIFFERENT
US4286438A (en) * 1980-05-02 1981-09-01 Whirlpool Corporation Condition responsive liquid line valve for refrigeration appliance
US4308724A (en) * 1980-05-05 1982-01-05 Ginestra Nicholas M Randomly activated outlet
FR2486638A1 (en) * 1980-07-11 1982-01-15 Thomson Brandt REFRIGERATION UNIT WITH DIFFERENT TEMPERATURE COMPARTMENTS
EP0044248A2 (en) * 1980-07-11 1982-01-20 Selnor Societe D'electromenager Du Nord Cooling device with compartments at different temperatures
EP0044248A3 (en) * 1980-07-11 1982-12-01 Societe D'electromenager Du Nord Selnor Cooling device with compartments at different temperatures
US4476690A (en) * 1982-07-29 1984-10-16 Iannelli Frank M Dual temperature refrigeration system
EP0119579A2 (en) * 1983-03-14 1984-09-26 INDUSTRIE ZANUSSI S.p.A. Refrigerant circuit for a refrigerator-freezer combination
EP0119579A3 (en) * 1983-03-14 1985-06-12 INDUSTRIE ZANUSSI S.p.A. Refrigerant circuit for a refrigerator-freezer combination
US20090260371A1 (en) * 2008-04-18 2009-10-22 Whirlpool Corporation Secondary cooling apparatus and method for a refrigerator
US8794026B2 (en) 2008-04-18 2014-08-05 Whirlpool Corporation Secondary cooling apparatus and method for a refrigerator

Similar Documents

Publication Publication Date Title
US2687020A (en) Two-temperature refrigeration apparatus
ES8205457A1 (en) Cooling device with compartments at different temperatures.
GB1412316A (en) Heat exchanger defrost apparatus
US2694297A (en) Refrigeration apparatus with means for maintaining food in frozen condition during defrosting
GB844272A (en) Improvements in or relating to refrigerator cabinets
GB1480572A (en) Cooling apparatus
US2384313A (en) Evaporator for absorption refrigerating apparatus
US2011849A (en) Flexible metal freezing tray
Kaushik et al. Thermodynamic study of a two-stage vapour absorption refrigeration system using NH3 refrigerant with liquid/solid absorbents
GB1457871A (en) Freezers
GB752762A (en) Improvements in refrigerator cabinets
GB2017889A (en) Refrigerating apparatus
CN206683311U (en) A kind of medical temperature-controlled box
US2395392A (en) Refrigeration
US1823079A (en) Refrigerating apparatus
CN212619594U (en) Water pan device for refrigerator
GB607691A (en) Improvements in and relating to refrigerating machines and to evaporators therefor
US2389968A (en) Refrigeration
JPS5380042A (en) Evaporator for refrigerator
GB720985A (en) Improvements in and relating to refrigerators
CN206848283U (en) A kind of new cold, hot two-purpose clotting assay device
US1874115A (en) Evaporator unit
JPS5462561A (en) Electric refrigerator with automatic ice machine
GB707102A (en) Improvements in cold plates
GB679450A (en) Improvements in and relating to heat transfer apparatus