The refrigerator includes a body having a storage space for storing a predetermined storage object, wherein the body includes an inner case having the storage space, an outer case having an inside surface spaced a predetermined gap from an inside surface of the inner case to house the inner case, a
The refrigerator includes a body having a storage space for storing a predetermined storage object, wherein the body includes an inner case having the storage space, an outer case having an inside surface spaced a predetermined gap from an inside surface of the inner case to house the inner case, a vacuum space provided between the inner case and the outer case enclosed to maintain a vacuum state for heat insulating between the inner case and the outer case, and a sealing unit for sealing a front of the vacuum space formed between a front of the inner case and a front of the outer case and reducing a heat transfer rate between the inner case and the outer case.
대표청구항▼
1. A refrigerator comprising: an inner case that defines a storage space;an outer case with an inside surface which is spaced a predetermined distance from an outside surface of the inner case to accumulate the inner case, forming a gap;a vacuum space provided between the inner case and the outer ca
1. A refrigerator comprising: an inner case that defines a storage space;an outer case with an inside surface which is spaced a predetermined distance from an outside surface of the inner case to accumulate the inner case, forming a gap;a vacuum space provided between the inner case and the outer case, and sealed to maintain a vacuum state for heat insulating between the inner case and the outer case;a getter provided in the vacuum space and configured to collect gas;a plurality of supporting portions configured to maintain the gap between the inner case and the outer case, at least a subset of the plurality of supporting portions projecting from the outside surface of the inner case, and configured to contact the inside surface of the outer case, and a subset of the plurality of supporting portions projecting from the inside surface of the outer case, and configured to contact the outside surface of the inner case,reinforcing ribs, the reinforcing ribs configured to project from the outside surface of the inner case, and configured to extend in a longitudinal direction along the outside surface of the inner case, or the reinforcing ribs configured to project from the inside surface of the outer case, and configured to extend in a longitudinal direction along the inside surface; anda sealing unit configured to seal the vacuum space and reduce a heat transfer rate between the inner case and the outer case,wherein the reinforcing ribs are configured to extend to cross at a corner of the inner case or the outer case to reinforce the strength of the inner case or the outer case,wherein the sealing unit includes a blocking member arranged in front of the vacuum space to block the vacuum space, wherein the blocking member includes an arch shaped portion arranged and connected between a first coupling portion of the blocking member and a second coupling portion of the blocking member, and is configured to distribute a pressure caused by a pressure gradient,wherein the first coupling portions include: an inside contact surface that contacts an inside surface of a front edge of the inner case,an outside contact surface that contacts an outside surface of the front edge of the inner case, anda front contact surface that is between the inside contact surface and the outside contact surface and that contacts a front end surface of the inner case and, andwherein the second coupling portions include:an inside contact surface that contacts an inside surface of a front edge of the outer case,an outside contact surface that contacts an outside surface of the front edge of the outer case, anda front contact surface that is between the inside contact surface and the outside contact surface and that contacts a front end surface of the outer case. 2. The refrigerator of claim 1, wherein the arch shaped portion is a recess having a fixed thickness. 3. The refrigerator of claim 2, wherein the blocking member has a thin film shape for minimizing heat transfer and a thickness between 0.01 mm and 0.1 mm. 4. The refrigerator of claim 1, wherein the sealing unit includes a filling member of an insulating material provided in front of the blocking member. 5. The refrigerator of claim 1, wherein the arch shaped portion of the blocking member is configured not to contact the supporting portions. 6. The refrigerator of claim 1, wherein the first coupling portion is welded to the inner case and the second coupling portion is welded to the outer case. 7. The refrigerator of claim 1, wherein the blocking member is connected between the front edge of the inner case and the front edge of the outer case. 8. The refrigerator of claim 7, wherein the sealing member includes a front cover that connects and seals the front edge of the inner case and the front edge of the outer case. 9. The refrigerator as claimed in claim 8, wherein the front cover extends across the front edge of the inner case and the front edge of the outer case. 10. The refrigerator of claim 1, wherein the sealing unit includes a filling member of an insulating material provided in front of the blocking member. 11. The refrigerator of claim 10, wherein the sealing unit includes a front cover that connects and seals the front edge of the inner case and the front edge of the outer case, the front cover extending across the front edge of the inner case and the front edge of the outer case. 12. The refrigerator as claimed in claim 11, wherein the front cover is configured to completely cover the filling member. 13. A refrigerator comprising: an inner case that defines a storage space;an outer case with an inside surface which is spaced a predetermined distance from an outside surface of the inner case to accommodate the inner case, forming a gap;a vacuum space provided between the inner case and the outer case and sealed to maintain a vacuum state for heat insulating between the inner case and the outer case;supporting portions configured to maintain the gap between the inner case and the outer case;reinforcing ribs arranged on the outside surface of the inner case, and configured to extend in a direction from a front to a rear of the refrigerator along the outside surface of the inner case in order to prevent the outer case from distorting by an external impact or deforming at the time of evacuation to form the vacuum space, or the reinforcing ribs arranged on the inside surface of the outer case, and configured to extend in a direction from a front to a rear of the refrigerator along the inside surface in order to prevent the outer case from distorting by an external impact or deforming at the time of evacuation to form the vacuum space; anda sealing unit configured to seal sealing the vacuum space and reduce a heat transfer rate between the inner case and the outer case, the sealing unit including a blocking member having a thin film shape for making a sealing function and minimizing heat transfer and arranged in front of the vacuum space to block the vacuum space, and a reinforcing member to reinforce a strength of the sealing unit, the reinforcing member being arranged near the blocking member,wherein the blocking member includes an arch shaped portion provided between a first coupling portion of the blocking member and a second coupling portion of the blocking member, and is configured to distribute a pressure caused by a pressure gradient and make a heat path longer than a straight path,wherein the arch shaped portion of the blocking member is configured not to contact the supporting portions,wherein the reinforcing ribs are extended to cross at a corner of the inner case of the outer case, the reinforcing ribs being spaced apart from the supporting portions and having a smaller height than a height of the vacuum space, andwherein the reinforcing member are spaced apart from the supporting portions. 14. The refrigerator of claim 13, wherein the first coupling portion is welded to the inner case and the second coupling portion is welded to the outer case to maintain the vacuum state from the outside space of the vacuum space. 15. The refrigerator of claim 13, wherein the sealing member includes a filling member of an insulating material provided in front of the blocking member. 16. The refrigerator of claim 15, wherein the filling member is in contact with a portion of the blocking member, the blocking member defining a curved locus of a heat transfer path between the inner case and the outer case and the filling member having a curved surface in conformity with the curved locus of the heat transfer path between the inner case and the outer case. 17. The refrigerator of claim 16, wherein the sealing member includes a front cover that connects and seals front edges of the inner case and the outer case. 18. The refrigerator of claim 17 wherein the filling member is provided between the blocking member and the front cover. 19. The refrigerator of claim 16, wherein the reinforcing member is arranged in a space defined by the blocking member and in front of the filling member, in order to secure a position of the filling member and to reinforce strength of the sealing unit, the reinforcing member being located inside the inner case and the outer case, extending between the inner case and the outer case, and being aligned with front edges of the inner case and the outer case. 20. The refrigerator of claim 13, wherein the arch shaped portion is a projection configured to project toward the vacuum space. 21. The refrigerator of claim 13, wherein the reinforcing ribs is arranged behind the blocking member and the reinforcing member is arranged in front of the blocking member. 22. The refrigerator of claim 13, wherein the reinforcing member connects the inner case and the outer case, the reinforcing member extending across the inner case and the outer case, and being aligned with front edges of the inner case and the outer case. 23. The refrigerator of claim 13, wherein the reinforcing ribs are plural and each of the reinforcing ribs is arranged to be spaced apart from each other on the outside surface of the inner case or on the inside surface of the outer case.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (13)
Kyoichi Shukuri JP; Hideo Yoshizawa JP; Naoto Horiguchi JP; Osamu Asano JP; Keiichiro Okajima JP; Tomonori Miura JP, Glass panel and method of manufacturing thereof and spacers used for glass panel.
Tate ; Jr. Ralph (Center Township ; Vanderburgh County IN) Woods John T. (Scott Township ; Vanderburgh County IN) Schapker Joseph G. (German Township ; Vanderburgh County IN), Plastic mullion rail assembly for refrigerator.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.