JPS59101188U

JPS59101188U - insulation box body

Info

Publication number: JPS59101188U
Application number: JP19982582U
Authority: JP
Inventors: 幸雄樋口; 稲垣　正次
Original assignee: 三菱電機株式会社
Priority date: 1982-12-23
Filing date: 1982-12-23
Publication date: 1984-07-07

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は従来の冷蔵庫の断熱箱体を示す側断面図、第２
図は第１図２部の拡大図、第３図はこの考案の一実施例
による断熱箱体を示す側断面図、第４図はボイドか負圧
になった状態の第３図Ｙ部の拡大図、第５図ボイドが正
負圧になった状態の第３図Ｙ部の拡大図である。１・・・外箱、２・・・内箱、３・・・発泡性断熱材、
５・・・ボイド、６・・・フィルム。なお、図中同一符
号は同一または相当部分を示す。Figure 1 is a side sectional view showing the insulation box of a conventional refrigerator;
The figure is an enlarged view of the 2nd part in Figure 1, Figure 3 is a side sectional view showing a heat insulating box according to an embodiment of this invention, and Figure 4 is the Y part in Figure 3 in a state where there is a void or negative pressure. Enlarged view, FIG. 5 This is an enlarged view of section Y in FIG. 3 in a state where the void is under positive and negative pressure. 1...Outer box, 2...Inner box, 3...Foam insulation material,
5...Void, 6...Film. Note that the same reference numerals in the figures indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

In insulation boxes such as refrigerators, which are formed by injecting a foam insulation number between an outer box made of steel plate and an inner box made of plastic,
A heat insulating box body characterized by having a film with appropriate adhesive strength and strength adhered to the wall surface of the inner box on the foam heat insulating material side.