JPH0289276U

JPH0289276U -

Info

Publication number: JPH0289276U
Application number: JP17129288U
Authority: JP
Priority date: 1988-12-27
Filing date: 1988-12-27
Publication date: 1990-07-16

Description

[Brief explanation of drawings]

第１図は本考案にかかる保冷箱の説明用斜視図
、第２図は要部拡大説明用斜視図、第３図並びに
第４図は第１図の要部断面図、第５図は逆止弁の
他の実施例を示す説明図である。１：容器本体、２：蓋体、２′，２″：側壁、
３：開口、４：フイルム状逆止弁、５：突条、６
：凹溝、６′：挿入孔、７：開放部分、８：取付
部。 Fig. 1 is an explanatory perspective view of a cold box according to the present invention, Fig. 2 is an enlarged explanatory perspective view of the main part, Figs. 3 and 4 are sectional views of the main part of Fig. 1, and Fig. 5 is a reverse view. It is an explanatory view showing other examples of a stop valve. 1: Container body, 2: Lid, 2', 2'': Side wall,
3: Opening, 4: Film check valve, 5: Projection, 6
: Concave groove, 6': Insertion hole, 7: Open part, 8: Mounting part.

Claims

[Claims for Utility Model Registration] 1. Comprised of a container body and a lid, at the fitting portion of the upper end of the container body and the lid, one of the container body or the lid has an opening for ventilation toward the other, and the other A pre-cooling box with a film check valve, which is equipped with a film check valve to open and close one opening. 2.2 Openings for ventilation on one side of the container body or lid.
A pre-cooling box with a film-like check valve according to claim 1, which is a registered utility model, and is provided with a film-like check valve that opens and closes two openings on the other side. 3. The film-shaped inverter according to claim 2 of the utility model registration claim, wherein one of the check valves is located on the outer surface of one of the openings, and the other check valve is located on the inner surface of the other opening. Pre-cooling box with stop valve. 4. The protrusion on the upper end of the foamed synthetic resin container body and the groove on the lower surface of the periphery of the lid are the fitting parts, two openings are provided in the protrusion, and a check valve is provided in the groove of the lid. A pre-cooling box with a film-like check valve according to claim 3 of the utility model registration claim. 5. A pre-cooling box with a film-like check valve as set forth in claim 4 of the utility model registration claim, which is formed by providing an upwardly-opening notch in the protrusion of the container body to form an opening. 6. The film-shaped check valve according to claim 4 or 5, which is formed by bending and extending the upper end of the film-shaped check valve to one side in an L-shape to serve as a mounting part. Pre-cooling box with stop valve.