Refrigerator having sub door and manufacturing method of sub door
원문보기
IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0805918
(2010-08-24)
|
등록번호 |
US-8607584
(2013-12-17)
|
우선권정보 |
KR-10-2009-101910 (2009-10-26) |
발명자
/ 주소 |
- Song, Joo Hee
- Lee, Jeong Wook
- Jeong, Ha Jin
|
출원인 / 주소 |
- Samsung Electronics Co., Ltd.
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
6 인용 특허 :
10 |
초록
▼
A refrigerator having a sub door which reduces energy loss and a method of manufacturing method the sub door. The refrigerator includes a main body provided with storage chambers formed therein, doors opening and closing the storage chambers, and provided with an opening, a sub door to open and clos
A refrigerator having a sub door which reduces energy loss and a method of manufacturing method the sub door. The refrigerator includes a main body provided with storage chambers formed therein, doors opening and closing the storage chambers, and provided with an opening, a sub door to open and close the opening, and a cooling unit provided on the rear surface of the sub door. When the sub door is opened, cool air of the cooling unit is transmitted to a stored article put on the rear surface of the sub door, and when the sub door is closed, relatively uniform temperature distribution in the storage chamber is achieved and thus storage performance of the refrigerator is improved.
대표청구항
▼
1. A refrigerator comprising: a main body provided with storage chambers formed therein;doors opening and closing the storage chambers, one of the doors being provided with an opening;a rack installed in the storage chamber at a height corresponding to that of the lower end of the opening;a sub door
1. A refrigerator comprising: a main body provided with storage chambers formed therein;doors opening and closing the storage chambers, one of the doors being provided with an opening;a rack installed in the storage chamber at a height corresponding to that of the lower end of the opening;a sub door to open and close the opening; anda connection member to prevent a height difference between a rear surface of the sub door and the opening when the sub door is opened; anda cooling unit provided on the rear surface of the sub door,wherein the cooling unit includes at least one stepped plane, and the connection member is configured to slide relative to the sub door to cover the at least one stepped plane, whereby the connection member closes the at least one stepped plane when the sub door is closed, and opens the at least one stepped plane when the sub door is opened so that the rear surface of the sub door and the connection member form substantially a level plane with the rack, and thus an article placed on the rack is moved in a horizontal direction through the opening of the door and then placed on the rear surface of the sub door. 2. The refrigerator according to claim 1, wherein the cooling unit is made of a metal having a high thermal conductivity. 3. The refrigerator according to claim 2, wherein the cooling unit is made of stainless steel. 4. The refrigerator according to claim 1, wherein the cooling unit includes a cold storage pack containing a liquid material, the phase of which is changeable. 5. The refrigerator according to claim 1, further comprising: a cooling unit provided on the rear surface of the sub door,wherein the cooling unit is cooled by cool air in the storage chamber when the sub door is closed. 6. The refrigerator according to claim 5, wherein the connection member slides on the rear surface of the sub door based on opening and closing of the sub door. 7. The refrigerator according to claim 1, wherein: the cooling unit includes a first stepped plane, and a second stepped plane lower than the first stepped plane. 8. The refrigerator according to claim 1, wherein the refrigerator is a kimchi refrigerator to store kimchi. 9. The refrigerator according to claim 1, wherein the storage chambers provided in plural number are vertically divided from each other, and the sub door is provided on the door to open and close the upper storage chamber out of the plural storage chambers. 10. The refrigerator according to claim 1, wherein the storage chambers provided in plural number are horizontally divided from each other, and the number of the doors is equal to the number of the storage chambers. 11. The refrigerator according to claim 1, wherein the sub door has a thickness corresponding to a thickness of the doors when viewed from overhead. 12. A refrigerator comprising: a main body provided with storage chambers formed therein;doors opening and closing the storage chambers, one of the doors being provided with an opening;a rack installed in the storage chamber at a height corresponding to that of the lower end of the opening;a sub door having a thickness corresponding to that of the doors so as to open and close the opening;a connection member to prevent a height difference between a rear surface of the sub door and the opening when the sub door is opened; anda cooling unit provided on the rear surface of the sub door,wherein the cooling unit includes at least one stepped plane, and the connection member is configured to slide relative to the sub door to cover the at least one stepped plane, whereby the connection member closes the at least one stepped plane when the sub door is closed, and opens the at least one stepped plane when the sub door is opened so that the rear surface of the sub door and the connection member form substantially a level plane with the rack.
이 특허에 인용된 특허 (10)
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Oishi,Takashi; Hanaoka,Shou, Door for refrigerator and method of producing the door for refrigerator.
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Koons, Bill J., Freezer drawer support assembly.
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Sakamoto, Katsumasa; Hiraoka, Toshie; Ohya, Keiji; Misumi, Naho, Fridge-freezer.
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Salyer Ival O. ; Wynne Nicholas, Insulating vacuum panel, method for manufacturing the insulated vacuum panel and insulated containers employing such panel.
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McCarty William J. (Louisville KY), Intermediate temperature storage chamber.
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Lee,Young Gil; Park,Kyung Ho, Kimchi storage facility.
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Linstromberg ; William John, Magnetic latch - movable ice receptacle.
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Ival O. Salyer, Phase change composition containing a nucleating agent.
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Gidseg Edward D. (Manhasset NY) Ganik Jan (Fresh Meadows NY), Refrigerator door and method of manufacturing same.
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Hwang, Sun-Myung, Refrigerator with home bar.
이 특허를 인용한 특허 (6)
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Jeon, Sang-Woon; Boo, Min-Hyoug; Lee, Jae-Moon, Dispenser for a refrigerator.
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Jeon, Sang-Woon; Boo, Min-Hyoug; Lee, Jae-Moon, Home bar for refrigerator.
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Jeon, Sang-Woon; Boo, Min-Hyoug; Lee, Jae-Moon, Refrigerator door.
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Song, Joo Hee; Lee, Jeong Wook; Jeong, Ha Jin, Refrigerator having sub door.
-
Jeon, Sang-Woon; Boo, Min-Hyoug; Lee, Jae-Moon, Refrigerator tray.
-
Jeon, Sang-Woon; Boo, Min-Hyoug; Lee, Jae-Moon, Refrigerator tray.
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