CN100406822C - Direct cooled refrigerator - Google Patents

Direct cooled refrigerator Download PDF

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Publication number
CN100406822C
CN100406822C CN02105391XA CN02105391A CN100406822C CN 100406822 C CN100406822 C CN 100406822C CN 02105391X A CN02105391X A CN 02105391XA CN 02105391 A CN02105391 A CN 02105391A CN 100406822 C CN100406822 C CN 100406822C
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CN
China
Prior art keywords
mentioned
evaporimeter
temperature
refrigerator
heat
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 - Fee Related
Application number
CN02105391XA
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Chinese (zh)
Other versions
CN1393670A (en
Inventor
朴镇求
全亮圭
全世荣
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.)
LG Electronics Inc
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LG Electronics 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 LG Electronics Inc filed Critical LG Electronics Inc
Publication of CN1393670A publication Critical patent/CN1393670A/en
Application granted granted Critical
Publication of CN100406822C publication Critical patent/CN100406822C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • F25D23/00—General constructional features
    • F25D23/06—Walls
    • F25D23/061—Walls with conduit means
    • 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
    • F25D29/005—Mounting of control 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
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00—Evaporators; Condensers
    • F25B39/02—Evaporators
    • F25B39/022—Evaporators with plate-like or laminated elements
    • F25B39/024—Evaporators with plate-like or laminated elements with elements constructed in the shape of a hollow panel
    • 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
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
    • F25D11/022—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures with two or more evaporators
    • 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
    • F25D23/00—General constructional features
    • F25D23/006—General constructional features for mounting refrigerating machinery components
    • 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
    • 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
    • F25D2700/10—Sensors measuring the temperature of the evaporator

Abstract

Disclosed is a direct cooling type refrigerator in which heat transfer promoting means having a high thermal diffusivity is installed at a portion of an evaporator where a temperature sensor adapted to sense the temperature of the evaporator, in order to rapidly transfer a variation in the temperature of a thermal insulator filled in the refrigerator. Accordingly, the temperature sensor can rapidly sense an increase in the temperature of the thermal insulator occurring in the OFF state of a compressor, thereby allowing the compressor to be accurately and rapidly controlled.

Description

Derect refrigerated refrigerator
Technical field
The present invention relates to derect refrigerated refrigerator, particularly relate to the derect refrigerated refrigerator that can constitute in the mode of controlling compressor by the variations in temperature that is arranged on the temperature thermometry degree detector heat-barrier material accurate and that detect rapidly in the evaporimeter.
Background technology
Usually as according to the cooling fraction, distinguish refrigerator, then have and directly cool off the inner housing that forms refrigerating chamber and refrigerating chamber by evaporimeter and cool off the derect refrigerated refrigerator of refrigerating chamber and refrigerating chamber and utilize cooling fan cool-air feed cooling chamber that produces by heat exchange and the indirect-cooling refrigerator in the refrigerating chamber with evaporimeter.
General derect refrigerated refrigerator comprises as depicted in figs. 1 and 2: the refrigerating chamber F that is positioned at upside, be positioned at the refrigerating chamber R of above-mentioned refrigerating chamber F side, the compressor 4 of compression refrigerant, make high pressure refrigerant gas condense into liquid condenser 6 by above-mentioned compressor 4, make expansion mechanism 8 by the cold high pressure gas decompression of above-mentioned compressor 4, by cooling off the freezer evaporator 10 of refrigerating chamber F with inner housing 11 heat exchanges of refrigerating chamber F, by the refrigerator evaporator 20 of refrigerated compartment R with inner housing 11 heat exchanges of refrigerating chamber F, measure the Temperature Detector 26 of the temperature of above-mentioned refrigerator evaporator 20, above-mentioned compressor 4 is connected and when setting (for example-30 ℃) is following, just made the controller of compressor 4 disconnections at the temperature value that is detected by said temperature detector 26.
Above-mentioned freezer evaporator 10 and refrigerator evaporator 20 are as shown in figures 1 and 3, constitute by the inside and outside plate body 15,16 that engages one another, the protuberance 17,18 of above-mentioned inside and outside plate body is formed on the outer plate body 16, so that form refrigerant flow 12,22, above-mentioned inside and outside plate body is configured in respectively between the inner housing 11,21 and heat-barrier material Room 13 of above-mentioned refrigerating chamber F and refrigerating chamber R.
Form above-mentioned cold flow road 12,22, so that refrigerant passes through above-mentioned freezer evaporator 10 after refrigerator evaporator 20 again by freezer evaporator 10, is provided with the spatial portion 19 of said temperature detector 26 in the lower side formation of above-mentioned inside and outside plate body 15,16.
The tab-like laterally convex that becomes of the outer plate body of above-mentioned in addition spatial portion 19.
Said temperature detector 26 comprises: be arranged on pipe 27 in the above-mentioned spatial portion 19, be housed in the aforementioned tube 27 and along with the gas 28 of variations in temperature expansion, the thermistor (not shown) of exporting to above-mentioned control part 30 along with the temperature signal of the expansion size of above-mentioned gas 28.
Adopt the course of work of derect refrigerated refrigerator of prior art of above-mentioned formation as follows:
When flowing into condenser 6 after the refrigerant that is compressed by above-mentioned compressor 4 becomes high-temperature high-pressure state, above-mentioned condenser 6 makes the refrigerant of emitting after the heat become the liquid state of normal temperature high voltage.Then, make by the refrigerant limit of above-mentioned condenser 6 condensations after expansion mechanism 8 decompressions, the limit makes refrigerating chamber F and refrigerating chamber R cooling via refrigerant flow 12 and the refrigerant flow 22 of refrigerator evaporator 20 and inner housing 11,21 heat exchanges of refrigerating chamber F and refrigerating chamber R of above-mentioned freezer evaporator 10.
Be arranged on said temperature detector 26 on the above-mentioned refrigerator evaporator 20 measure refrigerator evaporators 20 the following side temperature and signal sent to above-mentioned control part 30, the temperature that is judged as refrigerator evaporator 20 after above-mentioned control part receives this signal is when setting is following, just to compressor 4 output stop signals, make above-mentioned compressor 4 stop to drive, when the temperature that is judged as refrigerator evaporator 20 when setting is above, just export connection signal, compressor 4 is driven.
; the above-mentioned derect refrigerated refrigerator that utilizes prior art is when compressor stops; the heat-barrier material 13 of refrigerator is subjected to the influence of the external temperature of refrigerator placement; its temperature rises; but because the outer plate body 16 of evaporimeter is positioned between the spatial portion 19 and heat-barrier material 13 that is provided with said temperature detector 26; so the variations in temperature of heat-barrier material 13 can not promptly be sent out, and the problem that exists the on/off of compressor 4 correctly not control.
That is to say, as shown in Figure 4, if be not subjected to fully at refrigerator evaporator 20 under the situation of influence of temperature variation of heat-barrier material 13, fictive temperature with 26 detections of A line (solid line) expression Temperature Detector, refrigerator evaporator 20 is subjected to temperature that the Temperature Detector 26 under the state of influence of temperature change of heat-barrier material 13 detects with B line (dotted line) expression, and supposition makes driven compressor when the temperature that is detected by Temperature Detector is 5 ℃, in the time of-30 ℃ compressor is stopped.At this moment because of the temperature of common heat-barrier material 13 temperature height than evaporimeter 20, thus more promptly rises because of the influence that is subjected to heat-barrier material 13 in the temperature at the refrigerator evaporator position that is provided with Temperature Detector 26, so make the time point T of compressor connection 1, T 12, T 15Time point T than the connection of the compressor under the situation that makes the influence that is subjected to heat-barrier material 13 1, T 3, T 5Early, and the time point T that compressor disconnects 12, T 14Time point T than the disconnection of the compressor under the situation of the influence that is not subjected to heat-barrier material 2, T 4Evening.Therefore, if the variations in temperature of heat-barrier material 13 can not promptly pass to said temperature detector 26, then except that can not correctly controlling according to the variations in temperature of refrigerating chamber, the problem that also exists the temperature deviation of refrigerating chamber F and refrigerating chamber R to become bigger than setting, it be the reasons are as follows: compressor l turn-on time under the situation that not influenced by heat-barrier material 1L turn-on time than the situation that influenced by heat-barrier material 11Shorten, be not subjected to heat-barrier material to influence l turn-off time of the compressor under the situation 2Than being subjected to heat-barrier material to influence l turn-off time of situation 12Prolong.
Summary of the invention
Therefore the present invention proposes in view of the above problems, its purpose is to provide a kind of derect refrigerated refrigerator, described refrigerator can make the variations in temperature of the temperature-responsive heat-barrier material at the refrigerator evaporator position that is provided with Temperature Detector promptly change, thereby can correctly control its temperature.
Another object of the present invention is to provide a kind of temperature deviation derect refrigerated refrigerator bigger that can prevent refrigerating chamber and refrigerating chamber by shortening the turn-off time that makes compressor than setting.
In order to achieve the above object, derect refrigerated refrigerator of the present invention is by the housing that forms the refrigerator profile, be arranged in the above-mentioned housing and form the inner housing of refrigerating chamber, be filled in the heat-barrier material between above-mentioned inner housing and the housing, be arranged between above-mentioned inner housing and the heat-barrier material and cool off the evaporimeter of inner housing, be arranged in the above-mentioned evaporimeter and detect the Temperature Detector of above-mentioned evaporating temperature, control the control part formation of compressor according to the temperature that above-mentioned detector detects, thereby also comprise the heat transfer promotion parts that on the position that is provided with the said temperature detector that is arranged on above-mentioned evaporimeter the temperature of above-mentioned heat-barrier material promptly sent to above-mentioned evaporimeter position.
Description of drawings
Fig. 1 is the cutaway view that utilizes the derect refrigerated refrigerator of prior art.
Fig. 2 is the block diagram of the circulation of the general derect refrigerated refrigerator of expression.
Fig. 3 is the expanded view of the evaporimeter of the general derect refrigerated refrigerator of expression.
Fig. 4 is the curve of driving/dwelling period of the compressor of the expression derect refrigerated refrigerator that utilizes prior art.
Fig. 5 is the cutaway view of the derect refrigerated refrigerator of first embodiment of the invention.
Fig. 6 is the partial enlarged drawing of Fig. 5 A.
Fig. 7 is the cutaway view of main composition of the derect refrigerated refrigerator of expression second embodiment of the invention.
The specific embodiment
Describe preferred implementation of the present invention with reference to the accompanying drawings in detail.
Fig. 5 is the cutaway view of the derect refrigerated refrigerator of the embodiment of the invention.
Derect refrigerated refrigerator of the present invention comprises as shown in Figure 5: the housing 30 that forms the refrigerator profile, form the inner housing 40 of refrigerating chamber F and refrigerating chamber R respectively, 50, be filled in above-mentioned housing 30 and inner housing 40, heat-barrier material 31 between 50, the compressor 54 of compression refrigerant, make refrigerant condenser condensing 56 by above-mentioned compressor 54, make expansion mechanism (not shown) by the refrigerant decompression of above-mentioned condenser 56, with inner casing 40 heat exchanges of refrigerating chamber F and cool off the freezer evaporator 60 of refrigerating chamber F, with inner housing 50 heat exchanges of refrigerating chamber R and the refrigerator evaporator 70 of refrigerated compartment R, measure the Temperature Detector 80 of the temperature of above-mentioned refrigerator evaporator 70, the heat transfer of promotion from above-mentioned heat-barrier material 31 to the heat transfer of refrigerator evaporator 70 promotes parts 90, the control part C that makes above-mentioned compressor 54 drive/stop according to the temperature value that detects from said temperature detector 76.
The inside and outside plate body 71,72 of refrigerant flow 63,73 that is formed with separately of above-mentioned freezer evaporator 60 and refrigerator evaporator 70 joins to merging and is configured in respectively between above-mentioned inner housing 40,50 and the heat-barrier material 31.
In addition, in the lower side of above-mentioned refrigerator evaporator 70 as shown in Figure 6, be formed with and make above-mentioned outer plate body 72 prominent protuberance 72a,, in above-mentioned spatial portion 75, Temperature Detector 80 is set so that between inside and outside plate body 71,72, form spatial portion 75 to heat-barrier material 31 sides.
Said temperature detector 80 comprises: be inserted in pipe 81 in the above-mentioned spatial portion 75, be filled in this pipe and along with the gas 82 of variations in temperature expansion, according to the expansion size of the above-mentioned gas 82 thermistor (not shown) to above-mentioned control part output temperature signal.
Above-mentioned heat transfer promotes that parts 90 are made of than the big electric heating plate body 91 of above-mentioned outer panel 72 thermal diffusion coefficients thermal diffusion coefficient, and be bonded on the lateral surface of protuberance 72a of outer plate body 72 of above-mentioned refrigerator evaporator 70, so that promote the heat transfer of the protuberance 72a from heat-barrier material 31 to the outer plate body that is provided with said temperature detector 80.
Above-mentioned electric hot plate 91 forms semiarc shape, so that can cover raised part 72a fully.
Describe the course of work of the present invention of such formation in detail below with reference to Fig. 5 and Fig. 6.
The electric heating plate body 90 of rapid conduction heat-barrier material temperature is set on the protuberance 72a lateral surface of derect refrigerated refrigerator of the present invention owing to the outer plate body 72 of the spatial portion 75 that is provided with the Temperature Detector 80 that detects refrigerator evaporator 70 temperature in formation, and the temperature of the heat-barrier material 31 that the influence that makes the external temperature when machine 54 stops by compression being risen is promptly conducted in the refrigerator evaporator that is provided with said temperature sensor 80, outer plate body 71,72 positions, so that control compressor 54, both can improve the cooling effectiveness of refrigerator, shortened than refrigerator of the prior art the turn-off time of compressor 54, thereby the temperature deviation that can prevent refrigerating chamber and refrigerating chamber is greatly to more than the setting.
The heat transfer of the second embodiment of the present invention promotes parts 90 as shown in Figure 7.
Heat transfer shown in Fig. 7 promotes on the protuberance 72a outside of parts 90 attached to the outer plate body 72 of the refrigerator evaporator 70 that is provided with Temperature Detector 80, and closes envelope portion 92 by the hollow of the gases such as air 93 of the heat transfer that is filled with promotion heat-barrier material 31 and constitute.
In addition, above-mentioned hermetic unit 92 is made up of the quadrangle of the camber that simultaneously caves in, so that a side is engaged with raised part 72a.
According to derect refrigerated refrigerator of the present invention, because being set, the big heat transfer of thermal diffusion coefficient promotes parts on the evaporimeter position that is provided with the Temperature Detector that detects evaporator temperature, so that the variations in temperature of the heat-barrier material of filling in the conduct electricity refrigerator promptly, so when compressor disconnects back heat-barrier material temperature rising, utilize the said temperature detector to detect the variations in temperature of heat-barrier material rapidly and control compressor, the cooling effectiveness of refrigerator is improved.

Claims (10)

1. derect refrigerated refrigerator, by the housing that forms the refrigerator profile, be arranged in the above-mentioned housing and form the inner housing of refrigerating chamber, be filled in the heat-barrier material between above-mentioned inner housing and the housing, be arranged between above-mentioned inner housing and the heat-barrier material and cool off the evaporimeter of inner housing, be arranged in the above-mentioned evaporimeter and detect the Temperature Detector of above-mentioned evaporating temperature, constitute with the control part of the temperature control compressor that detects according to above-mentioned detector, it is characterized in that: thus also comprise the heat transfer promotion parts that on the position that is provided with the said temperature detector that is arranged on above-mentioned evaporimeter the temperature of above-mentioned heat-barrier material promptly sent to above-mentioned evaporimeter position.
2. derect refrigerated refrigerator as claimed in claim 1 is characterized in that: above-mentioned evaporimeter is formed by inside and outside plate body, and above-mentioned heat transfer promotes on the outside plate body of parts attached to the evaporimeter that is provided with the said temperature detector.
3. derect refrigerated refrigerator as claimed in claim 1 is characterized in that: above-mentioned heat transfer promotes that parts are arranged between above-mentioned evaporimeter and the heat-barrier material.
4. derect refrigerated refrigerator as claimed in claim 1 is characterized in that: above-mentioned heat transfer promotes that parts are made of the electric heating plate body.
5. derect refrigerated refrigerator as claimed in claim 4 is characterized in that: the above-mentioned electric hot plate bodily form becomes semiarc shape, so that can cover the protuberance of the evaporimeter that is provided with Temperature Detector.
6. derect refrigerated refrigerator as claimed in claim 4 is characterized in that: above-mentioned electric heating plate body is by the metal manufacturing bigger than the thermal diffusion coefficient of evaporimeter.
7. derect refrigerated refrigerator as claimed in claim 1 is characterized in that: above-mentioned heat transfer promotes parts by there is the closing element of gas to constitute at inner filling.
8. derect refrigerated refrigerator as claimed in claim 7 is characterized in that: above-mentioned closing element is arranged between evaporimeter and the heat-barrier material.
9. derect refrigerated refrigerator as claimed in claim 7 is characterized in that: above-mentioned closing element forms in the mode of a side-facing depressions, so that can cover the protuberance of the evaporimeter that is provided with Temperature Detector.
10. derect refrigerated refrigerator as claimed in claim 7 is characterized in that: the gas of filling is air in above-mentioned closing element.
CN02105391XA 2001-06-28 2002-02-28 Direct cooled refrigerator Expired - Fee Related CN100406822C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020010037696A KR100371331B1 (en) 2001-06-28 2001-06-28 Temperature sensor of direct cooling type refrigerator
KR37696/2001 2001-06-28
KR37696/01 2001-06-28

Publications (2)

Publication Number Publication Date
CN1393670A CN1393670A (en) 2003-01-29
CN100406822C true CN100406822C (en) 2008-07-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN02105391XA Expired - Fee Related CN100406822C (en) 2001-06-28 2002-02-28 Direct cooled refrigerator

Country Status (5)

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EP (1) EP1271079B1 (en)
JP (1) JP4142301B2 (en)
KR (1) KR100371331B1 (en)
CN (1) CN100406822C (en)
DE (1) DE60215258T2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102944091A (en) * 2012-11-29 2013-02-27 合肥美的荣事达电冰箱有限公司 Refrigerator

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4218514B2 (en) * 2003-12-09 2009-02-04 パナソニック株式会社 refrigerator
DE102006061098B4 (en) * 2006-12-22 2020-08-06 BSH Hausgeräte GmbH Refrigerator
JP2009168279A (en) * 2008-01-11 2009-07-30 Hoshizaki Electric Co Ltd Cooling storage
JP5128424B2 (en) * 2008-09-10 2013-01-23 パナソニックヘルスケア株式会社 Refrigeration equipment
GB2552084B (en) 2014-01-29 2018-08-01 Illinois Tool Works A locker system
CN104896801B (en) * 2015-05-29 2018-06-22 合肥美的电冰箱有限公司 evaporator and refrigerator
JP6709363B2 (en) * 2015-11-16 2020-06-17 青島海爾股▲フン▼有限公司 refrigerator

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4074987A (en) * 1977-01-03 1978-02-21 General Electric Company Defrost sensing system for freezer compartment
US6089146A (en) * 1998-12-21 2000-07-18 Mando Climate Control Corporation Temperature sensing device for food storage container

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2479733A (en) * 1947-08-05 1949-08-23 Gen Electric Low-temperature refrigerating system and control therefor
GB859093A (en) * 1957-09-03 1961-01-18 Porter & Co Salford Ltd T Means for controlling temperature in thermally-insulated vessels

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4074987A (en) * 1977-01-03 1978-02-21 General Electric Company Defrost sensing system for freezer compartment
US6089146A (en) * 1998-12-21 2000-07-18 Mando Climate Control Corporation Temperature sensing device for food storage container

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102944091A (en) * 2012-11-29 2013-02-27 合肥美的荣事达电冰箱有限公司 Refrigerator
CN102944091B (en) * 2012-11-29 2015-10-21 合肥美的电冰箱有限公司 Refrigerator

Also Published As

Publication number Publication date
JP2003028565A (en) 2003-01-29
CN1393670A (en) 2003-01-29
DE60215258T2 (en) 2007-05-24
JP4142301B2 (en) 2008-09-03
EP1271079B1 (en) 2006-10-11
DE60215258D1 (en) 2006-11-23
EP1271079A3 (en) 2003-03-05
KR100371331B1 (en) 2003-02-07
EP1271079A2 (en) 2003-01-02

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