KR100339533B1 - Method for controlling ice-maker in refrigerayor - Google Patents

Method for controlling ice-maker in refrigerayor Download PDF

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Publication number
KR100339533B1
KR100339533B1 KR1019970059194A KR19970059194A KR100339533B1 KR 100339533 B1 KR100339533 B1 KR 100339533B1 KR 1019970059194 A KR1019970059194 A KR 1019970059194A KR 19970059194 A KR19970059194 A KR 19970059194A KR 100339533 B1 KR100339533 B1 KR 100339533B1
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South Korea
Prior art keywords
ice
making
refrigerator
storage container
ice making
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KR1019970059194A
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Korean (ko)
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KR19990039191A (en
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김용식
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엘지전자주식회사
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    • 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
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C1/00—Producing ice
    • F25C1/22—Construction of moulds; Filling devices for moulds
    • F25C1/24—Construction of moulds; Filling devices for moulds for refrigerators, e.g. freezing trays
    • 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
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C2400/00—Auxiliary features or devices for producing, working or handling ice
    • F25C2400/10—Refrigerator units
    • 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
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C2400/00—Auxiliary features or devices for producing, working or handling ice
    • F25C2400/14—Water supply
    • 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
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C2600/00—Control issues
    • F25C2600/04—Control 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
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C2700/00—Sensing or detecting of parameters; Sensors therefor
    • 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
    • F25D2300/00—Special arrangements or features for refrigerators; cold rooms; ice-boxes; Cooling or freezing apparatus not covered by any other subclass

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Production, Working, Storing, Or Distribution Of Ice (AREA)

Abstract

PURPOSE: A method for controlling an ice making operation of a refrigerator is provided to achieve improved efficiency of ice making operation by reducing the frequency of ice making operation. CONSTITUTION: A method comprises a first step of performing an ice making operation in such a manner that an ice storage bin is filled with ice cubes of a preset amount; a second step of recognizing the frequency of consumption of ice cubes from the ice storage bin; and a third step of performing an ice making operation and supplementing the ice storage bin with ice cubes corresponding to the amount of consumption, if the frequency of consumption recognized in the second step has reached a preset level.

Description

냉장고의 제빙제어방법{METHOD FOR CONTROLLING ICE-MAKER IN REFRIGERAYOR}TECHNICAL FOR CONTROLLING ICE-MAKER IN REFRIGERAYOR}

본 발명은 냉장고용 제빙기에 관한 것으로, 특히 저장용기에 채워진 얼음 조각을 사용자가 일정량 사용한 후 이를 보충하는 제빙행정이 이루어지도록 하여 제빙행정의 최적화를 이룰 수 있도록 한 냉장고의 제빙제어방법에 관한 것이다.The present invention relates to a refrigerator ice maker, and more particularly, to a defrosting control method of a refrigerator to achieve an optimization of ice making by making an ice making operation supplementing a user with a certain amount of ice cubes filled in a storage container.

근래에는 생활패턴의 변화에 따라 가정에서 사용되는 냉장고는 용량이 대형화될 뿐만 아니라 물이나 얼음을 외부에서 취출할 수 있는 여러 가지 기능을 복합적으로 겸비한 복합 냉장고가 사용되고 있다.In recent years, refrigerators used at home according to changes in living patterns have not only increased in size, but also combined refrigerators having various functions that can take out water or ice from outside.

도 1은 상기 복합 냉장고에서, 물을 공급하는 기능 및 제빙 기능을 하는 제빙시스템을 중심으로 도시한 것으로, 이에 도시한 바와 같이, 냉장고의 제빙시스템은 냉장실 후벽 일측에 냉장고 외부의 급수수단(미도시)으로부터 공급받은 물을 필터링해 주는 필티(1)가 설치되고, 그 필터(1)의 하측에는 공급받은 물을 냉장고 내부로 공급해 주는 급수밸브(2)가 설치되며, 냉동실 내부 일측에는 상기 급수밸브(2)와 연통되어 급수밸브(2)로 부터 공급되는 물을 제빙시키는 제빙기(10)가 설치되며, 상기 급수밸브(2)와 제빙기(10)는 연결관에 의해 연결된다.1 is a view illustrating a deicing system having a function of supplying water and an ice making function in the composite refrigerator. As shown in the drawing, an ice making system of the refrigerator has a water supply unit outside the refrigerator at one side of the rear wall of the refrigerator compartment (not shown). Pilti (1) for filtering the water supplied from the (1) is installed, a water supply valve (2) for supplying the supplied water into the refrigerator at the lower side of the filter (1) is installed, the water supply valve on one side inside the freezer compartment An ice maker 10 for communicating with (2) and ice-making water supplied from the water supply valve 2 is installed, and the water supply valve 2 and the ice maker 10 are connected by a connecting pipe.

그리고 상기 제빙기(10)는, 도 2에 도시된 바와 같이, 공급된 물을 결빙하기 위한 가소성 재료의 제빙용기(11)와, 상기 제빙용기(11)의 하측에 설치되며 제빙된 얼음을 저장하는 저장용기(14)와, 상기 제빙용기(11)의 일측에 설치된 구동수단(12)과. 상기 제빙용기(11)의 중심선상으로 결합되고 일측단부가 상기 구동수단(12)의 구동축(미도시)에 결합되어 구동수단(12)의 구동에 의해 회전가능하게 설치되며 상기 제빙용기(11)에서 제빙된 얼음을 저장용기(14)로 이송시키는 탈빙수단(13)과, 상기 저장용기(14)의 상면에 평행선상으로 설치되어 저장용기(14)에 저장된 얼음의 양을 감지하는 필러(15)를 포함하여 구성된다.And the ice maker 10, as shown in Figure 2, the ice-making container 11 of the plastic material for freezing the supplied water, and installed under the ice-making container 11 to store the iced ice A storage container (14), and a driving means (12) installed at one side of the ice making container (11). It is coupled to the center line of the ice making container 11, one side end is coupled to a drive shaft (not shown) of the drive means 12 is rotatably installed by the drive of the drive means 12 and the ice making container 11 Defrosting means 13 for transferring the ice ice in the storage container 14 and a filler installed in parallel to the upper surface of the storage container 14 to sense the amount of ice stored in the storage container 14 ( 15).

그리고 냉장실 도어의 전면 일측 구간에는 사용자가 원하는 것을 선택할 수 있도록 얼음취출버튼(미도시)이 상기 제빙기(10)와 연결 설치되어 있다.In addition, an ice extraction button (not shown) is connected to the ice maker 10 in one section of the front side of the refrigerating compartment door so that the user can select a desired one.

미설명부호 4는 물을 취출하기 위한 디스펜서이며, 미설명 부호 3은 상기 급수밸브와 연통되어 물을 저장할 뿐만 아니라 디스펜서로 물을 공급하는 물저장통이다.Reference numeral 4 denotes a dispenser for extracting water, and reference numeral 3 denotes a water reservoir that communicates with the water supply valve to store water as well as supply water to the dispenser.

이와 같이 구성된 종래 냉장고 제빙기를 작동시키는 제어방법에 대해서 설명하면 다음과 같다.The control method for operating the conventional refrigerator ice maker configured as described above is as follows.

도 3을 참고로 하여 설명하면, 먼저 냉장고 외부의 급수수단(미도시)에서 연결관을 통해 급수된 물이 필터(1)에서 여과되고 이 여과된 물이 급수밸브(2)을 통해 일정한 유량으로 제빙기의 제빙용기(11)로 보내져 제빙용기에 채워지게 되면 제빙행정이 진행되어 소정의 형상으로 얼음 조각이 만들어 지게 된다.Referring to Figure 3, first, the water supplied through the connecting pipe from the water supply means (not shown) outside the refrigerator is filtered in the filter (1) and the filtered water at a constant flow rate through the water supply valve (2) When the ice is sent to the ice making container 11 of the ice maker and filled with the ice making container, the ice making process proceeds to form ice cubes in a predetermined shape.

상기 제빙행정은 먼저, 도 4a에 도시된 바와 같이, 제빙용기(11)에 물이 채워진 상태에서 일정시간 냉기에 의해 물이 얼게 되는 제빙과정이 진행되며, 이 제빙과정이 완료되면, 도 4b, 4c, 4c에 도시한 바와 같이, 구동수단(12)의 구동에 의해 탈빙수단(13)이 회전하면서 제빙용기(11)에 제빙된 얼음을 탈빙시키는 탈빙이 진행되며, 이어 상기 제빙용기(11)에서 탈빙된 얼음 조각이 저장용기(14)로 이송되는 이송과정이 진행되어 저장용기(11)에 얼음조각이 저장된다. 상기 탈빙수단(13)이 일정각도 회전하게 되면 탈빙수단(13)이 걸림돌기(미도시)에 걸려 회전각이 한정된다.In the ice making operation, as shown in FIG. 4A, an ice making process in which water is frozen by cold air for a predetermined time while water is filled in the ice making container 11 is performed. When the ice making process is completed, FIG. 4B, FIG. As shown in 4c and 4c, the ice-breaking means 13 is rotated by the driving means 12, and ice-breaking is performed to ice the ice iced in the ice-making container 11, followed by the ice-making container 11 The ice cube is removed from the ice cube is transferred to the storage container 14, the ice piece is stored in the storage container (11). When the ice removing means 13 rotates at a predetermined angle, the ice removing means 13 is caught by a locking protrusion (not shown) to limit the rotation angle.

그리고 상기 탈빙과 더불어 이송과정이 완료되면 제빙기의 제빙용기(11)에 재급수가 이루어지는 급수과정이 진행되고 이어 제빙과정과 탈빙 및 이송과정 그리고 급수과정으로 진행되는 제빙행정이 반복적으로 이루어지면서 저장용기(14)에 얼음 조각이 채워지게 된다.When the transfer process is completed along with the defrosting, the water supply process of rewatering is performed in the ice container 11 of the ice maker, and then the storage container is repeatedly made with the ice making process, the defrosting and conveying process, and the water supply process. (14) will be filled with ice cubes.

상기 저장용기(14)에 설정된 일정량의 얼음 조각이 채워지게 되면 얼음 조각이 저장용기(14)의 상측에 설치된 필러(15)에 접촉됨에 의해 필러(15)가 이를 감지하여 제빙행정을 정지시키게 된다.When a predetermined amount of pieces of ice are filled in the storage container 14, the pieces of ice are contacted with the filler 15 installed on the upper side of the storage container 14 so that the filler 15 detects this and stops the ice making stroke. .

그리고 사용자가 냉장고 본체의 전면에 설치된 얼음취출버튼(미도시)을 가압하게 되면 저장용기(14)에 채워진 얼음 조각이 취출되며, 이로 인하여 저장용기(14)내의 얼음 조각이 감소되면 필러(15)의 감지에 의해 급수, 제빙, 이송 등의 제빙행정이 진행되어 다시 저장용기(14)에 얼음이 채워지게 된다.And when the user presses the ice extraction button (not shown) installed in the front of the refrigerator main body is taken out of the ice cubes filled in the storage container 14, when the ice cubes in the storage container 14 is reduced, the filler 15 By the detection of ice-making, such as water supply, ice-making, transport is carried out again the ice is filled in the storage container (14).

그러나, 상기한 바와 같은 종래 냉장고의 제빙제어방법은 저장용기(14)에 채워진 얼음 조각을 사용자가 취출할 때 마다 제빙행정을 거쳐 사용된 양 만큼의 저장용기(14)에 채워 넣게 됨으로 빈번하고 불필요한 제빙행정이 이루어져 비효율적인 문제점이 있었다.However, the ice making control method of the conventional refrigerator as described above is frequently and unnecessary as the ice cubes filled in the storage container 14 are filled in the storage container 14 by the amount used through the ice making stroke every time the user takes out the ice cubes. There was an inefficient problem with the ice making administration.

상기한 바와 같은 문제점을 감안하여 안출한 본 발명의 목적은 저장공기에 채워진 얼음 조각을 사용자가 일정랑 사용한 후 이를 보충하는 제빙힝정이 이루어지도록 하여 제빙행정의 최적화를 이룰 수 있도록 한 냉장고의 제빙제어방법을 제공함에 있다.An object of the present invention devised in view of the problems described above is to make an ice-making hingjeong to supplement the ice cubes filled with the stored air after the user uses a fixed ice making control of the refrigerator to achieve the optimization of the ice-making administration In providing a method.

도 1은 일반적인 냉장고를 제빙시스팀을 중심으로 도시한 사시도,1 is a perspective view showing a typical refrigerator centered on an ice making system,

도 2는 상기 냉장고의 제빙기를 개략적으로 도시한 사시도,2 is a perspective view schematically showing an ice maker of the refrigerator;

도 3은 종래 냉장고의 제빙기 제어방법을 순서적으로 도시한 순서도,3 is a flowchart illustrating a method of controlling an ice maker of a conventional refrigerator in order;

도 4a 내지 도 4d는 상기 냉장고의 제빙기에서 제빙 및 탈빙 동작 과정을 순서적으로 도시한 단면도,4A to 4D are cross-sectional views sequentially illustrating an ice making and a defrosting operation process in an ice maker of the refrigerator;

도 5는 본 발명의 냉장고 제빙 제어방법을 도시한 순서도,5 is a flowchart illustrating a refrigerator ice making control method of the present invention;

도 6은 본 발명의 냉장고 제빙 제어방법을 실행하기 위한 제빙 제어 상세블럭도.6 is a detailed block diagram of ice making control for executing the refrigerator ice making control method of the present invention.

(도면의 주요부분에 대한 부호의 설명)(Explanation of symbols for the main parts of the drawing)

11 ; 제빙용기 14 ; 저장용기11; Ice maker 14; Storage container

상기한 바와 같은 본 발명의 목적을 달성하기 위하여 급수되는 물을 제빙하여 얼음 조각을 설정된 양만큼 저장용기에 채우도록 제빙행정이 이루어지는 단계와, 상기 저장기에 채워진 얼음 조각을 사용자가 사용하게 되면 그 사용 횟수를 인식하는 단계와, 임의로 설정된 사용 횟수가 되면 그에 따른 제빙량을 설정하여 제빙행정이 진행되어 저장용기에 사용된 얼음 조각량을 보충하는 단계를 포함하여 진행함을 특징으로 하는 냉장고의 제빙제어방법이 제공된다.In order to achieve the object of the present invention as described above, the step of making ice to fill the storage container with ice cubes by defrosting the water to be supplied, and when the user uses the ice cubes filled in the reservoir Recognizing the number of times, and if the number of times of use arbitrarily set, the ice-making control by setting the amount of ice according to the ice making process proceeds, including the step of replenishing the amount of ice used in the storage container A method is provided.

이하, 본 발명의 냉장고의 제빙제어방법을 첨부도면에 도시한 실시예에 따라 설명하면 다음과 같다.Hereinafter, the ice making control method of the refrigerator according to the embodiment of the present invention will be described according to the embodiment shown in the accompanying drawings.

본 발명의 냉장고의 제빙제어방법은, 도 5에 도시한 바와 같이, 먼저 급수되는 물을 제빙하여 얼음조각을 설정된 양만큼 저장용기(14)에 채우도록 제빙행정이 이루어지는 단계가 진행된다. 이 제빙행정에서는 종래와 같이 급수밸브(1)를 통해 물이 제빙용기(11)에 채워지게 되고 이어 냉기에 의해 제빙이 이루어지게 되며 이어 탈빙에 의해 얼음 조각이 저장용기(14)에 이송되어 채워지게 된다.In the ice-making control method of the refrigerator of the present invention, as shown in FIG. 5, ice-making water is first iced to fill the storage container 14 with ice cubes by a predetermined amount. In this ice making stroke, water is filled in the ice making container 11 through the water supply valve 1 as in the related art, and ice is made by cold air, and then ice chips are transferred to the storage container 14 by de-ice and filled. You lose.

그리고 상기 저장용기(14)에 채워진 얼음 조각을 사용자가 사용하게 되면 그 사용 횟수를 인식하는 단계가 진행된다. 상기 저장용기(14)에 채워진 얼음 조각은 사용자가 냉장고 본체의 전면에 설치된 얼음취출버튼(미도시)을 가압하게 되면 저장용기(14)에 채워진 얼음 조각이 취출되며, 사용 횟수는 상기 얼음취출버튼을 누른 횟수가 된다.When the user uses the ice cubes filled in the storage container 14, the step of recognizing the number of times of use is performed. When the user presses the ice extraction button (not shown) installed in the front of the refrigerator main body, the ice cubes filled in the storage container 14 are taken out of the ice cubes filled in the storage container 14, and the number of times of use is the ice extraction button. The number of times is pressed.

그리고 임의로 설정된 사용 횟수가 되면 그에 따른 제빙량을 설정하여 제빙행정이 진행되어 저장용기(14)에 사용된 얼음 조각량을 보충하는 단계가 진행된다. 이 단계에서는 얼음 조각을 사용한 횟수를 임의로 설정하여 그 설정된 횟수를 사용하게되면 저장용기(14)에서 취출된 얼음 조각량을 보충하는 제빙행정이 시작된다.이 제빙행정에 의해 저장용기(14)에 얼음 조각이 채워지게 된다. 상기한 바와 같은 과정을 반복되면서 사용하는 얼음 조각을 지속적으로 이용하게 된다.Then, when the number of times of use is arbitrarily set, the ice-making process is performed by setting an ice-making amount accordingly, and a step of replenishing the amount of ice chips used in the storage container 14 is performed. In this step, when the number of times of using ice chips is arbitrarily set, and the set number of times is used, an ice making stroke for replenishing the amount of ice pieces taken out of the storage container 14 is started. Ice cubes will fill up. Repeated processes as described above will continue to use the ice cubes used.

도 6은 본 발명의 냉장고 제빙제어방법을 실행하기 위한 제빙 제어 상세블럭도를 도시한 것이다.6 is a detailed block diagram of the ice making control for executing the refrigerator ice making control method of the present invention.

이하, 본 발명의 냉장고 제빙제어방법의 작용효과를 설명하면 다음과 같다.Hereinafter, the operational effects of the refrigerator ice making control method of the present invention will be described.

본 발명의 냉장고 제빙제어방법은 사용자가 사용할 때 마다 얼음 조각을 만드는 제빙행정이 진행되는 것이 아니라 사용되는 횟수가 임의로 설정된 회수 만큼 진행된 다음 그에 따른 얼음 보충을 하는 제빙행정이 진행됨으써 제빙행정의 횟수를 감소 시켜 최적화된 상태에서 얼음을 공급할 수 있게 된다.According to the refrigerator ice making control method of the present invention, the number of ice making strokes is determined by not only an ice making stroke for making ice cubes each time a user uses it, but also a number of times of using the ice making stroke. This will allow the ice to be fed in an optimized state.

이상에서 설명한 바와 같이 본 발명에 의한 냉장고용 제빙제어방법은, 냉장고내에 얼음 조각을 만들고 저장하여 사용함에 있어, 얼음이 사용되는 횟수가 임의로 설정된 횟수 만큼 진행된 다음 그에 따른 얼음 보충을 하는 제빙행정이 진행되어 제빙 행정의 횟수를 감소시켜 효율적으로 제빙을 할 수 있도록 한 효과가 있다.As described above, in the ice making control method for a refrigerator according to the present invention, in making and storing ice cubes in the refrigerator, the ice making process for replenishing the ice is performed after the number of times the ice is used is arbitrarily set. Therefore, the number of ice making strokes is reduced, thereby making it possible to efficiently make ice making.

Claims (1)

급수되는 물을 제빙하여 얼음조각을 설정된 양만큼 저장용기에 채우도록 제빙행정이 이루어지는 단계와, 상기 저장용기에 채워진 얼음 조각을 사용자가 사용하게 되면 그 사용 횟수를 인식하는 단계와, 임의로 설정된 사용 횟수가 되면 그에 따른 제빙량을 설정하여 제빙행정이 진행되어 저장용기에 사용된 얼음 조각량을 보충하는 단계를 포함하여 진행함을 특징으로 하는 냉장고의 제빙제어방법.Ice-making administration to ice the water supplied to fill the storage container with a predetermined amount of ice; and recognizing the number of times the user uses the ice cubes filled in the storage container; The ice making control method of the refrigerator comprising the step of refilling the amount of ice used in the storage container is set by the ice-making process according to the ice making amount accordingly.
KR1019970059194A 1997-11-11 1997-11-11 Method for controlling ice-maker in refrigerayor KR100339533B1 (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0618132A (en) * 1991-09-05 1994-01-25 Matsushita Refrig Co Ltd Automatic ice making device
KR950001569A (en) * 1993-06-15 1995-01-03 다까노 야스아끼 Ice feeder
KR970016433A (en) * 1995-09-28 1997-04-28 배순훈 Automatic ice maker
KR970047509A (en) * 1995-12-29 1997-07-26 배순훈 Control Method of Automatic Ice Maker

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0618132A (en) * 1991-09-05 1994-01-25 Matsushita Refrig Co Ltd Automatic ice making device
KR950001569A (en) * 1993-06-15 1995-01-03 다까노 야스아끼 Ice feeder
KR970016433A (en) * 1995-09-28 1997-04-28 배순훈 Automatic ice maker
KR970047509A (en) * 1995-12-29 1997-07-26 배순훈 Control Method of Automatic Ice Maker

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