REFRIGERATOR
To provide a refrigerator that suppresses an occurrence of an unfilled void when a foamed heat insulation material is injected and foamed even in a heat insulation space formed into a narrow gap for the purpose of thinning a wall, etc.SOLUTION: In a refrigerator in which a vacuum heat insulation mat...
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Zusammenfassung: | To provide a refrigerator that suppresses an occurrence of an unfilled void when a foamed heat insulation material is injected and foamed even in a heat insulation space formed into a narrow gap for the purpose of thinning a wall, etc.SOLUTION: In a refrigerator in which a vacuum heat insulation material and a foamed heat insulation material are arranged in a heat insulation space formed between an inner box and an outer box, the thickness of the foamed heat insulation material put between the vacuum heat insulation material and the inner box is 15 mm or less, a first foamed heat insulation material is located in a roughly central part of the back face of the inner box, and a second foamed heat insulation material is located at right and left ends in the vicinity of the side wall of the inner box other than the roughly central part of the back face, which is foamed in advance before the first foamed heat insulation material is injected and foamed.SELECTED DRAWING: Figure 6
【課題】薄壁化等の目的で狭隙化された断熱空間であっても、発泡断熱材を注入発泡させたときの未充填ボイドが発生するのを抑制した冷蔵庫を提供する。【解決手段】内箱と外箱の間に形成される断熱空間に、真空断熱材および発泡断熱材が配置された冷蔵庫において、前記真空断熱材と前記内箱との間に充填される前記発泡断熱材の厚みが15mm以下であって、前記内箱の背面の略中央部に、第一の発泡断熱材が位置し、前記内箱の背面の略中央部を除く側壁近傍の左右端部に、前記第一の発泡断熱材を注入発泡する前に予め発泡している、第二の発泡断熱材が位置する。【選択図】図6 |
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