JPS5926748U

JPS5926748U - Tube container with backflow prevention stopper

Info

Publication number: JPS5926748U
Application number: JP12058682U
Authority: JP
Inventors: 達夫石川; 畠山　喜治
Original assignee: 吉田工業株式会社
Priority date: 1982-08-10
Filing date: 1982-08-10
Publication date: 1984-02-18

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図から第４図は、この考案に係る逆流防止用栓付容
器の一実施例を示すものであり、第１図は弁体が閉じた
状態を示す断面図であり、第２図は弁体が開いた状態を
示す断面図であり、第３図は弁体が閉じた状態の中栓を
示す一部破断斜視図であり、第４図は弁体が開いた状態
を示す中栓の斜視図である。１０・・・・・・注出口、１２・・・・・・ねじ、１４
・・・・・・首部、１６・・・・・・胴部、１８・・・
・・・肩部、２０・・・・・・天井面、２２・・・・・
・流出口、２４・・・・・・中栓、２６・・・・・・蝶
番部、２８・・・・・・弁体、３０・・・・・・鍔、３
２・・・・・・凸状小突起。1 to 4 show an embodiment of the container with a backflow prevention stopper according to this invention, and FIG. 1 is a cross-sectional view showing the valve body in a closed state, and FIG. FIG. 3 is a partially cutaway perspective view of the inner plug with the valve body closed; FIG. 4 is a partially cutaway perspective view of the inner plug with the valve body open; FIG. FIG. 10... Outlet, 12... Screw, 14
...Neck, 16...Torso, 18...
...Shoulder, 20...Ceiling surface, 22...
・Outlet, 24... Inner plug, 26... Hinge, 28... Valve body, 30... Tsuba, 3
2... Convex small process.

Claims

[Scope of utility model registration request]

(1) In a synthetic resin tube container in which a neck part with a spout formed at the tip and an elastic body part are integrally molded at the shoulder part, the lower end opens inside the neck part and the outlet opening is formed in the ceiling surface of the upper end. A substantially cylindrical inner stopper provided therein is press-inserted from the body side, a hinge part is protruded from the upper edge of the inner stopper, and the hinge part is a disk-shaped valve body capable of closing the outlet. The backflow prevention device is characterized in that the valve body is pivotably mounted by the pressure inside the body, thereby opening and closing the outlet and communicating with the spout in the neck. Tube container with stopper.

(2) A tube with a plug for backflow prevention according to claim 1 of the utility model registration claim, characterized in that a small annular convex projection is provided around the outer peripheral wall of the inner plug and is inserted into the neck portion. container.

(3) The disc-shaped valve body has a multilayer structure of a synthetic resin that is compatible with the hinge portion and a synthetic resin or metal foil that is not compatible with the hinge portion. The tube container with a backflow prevention stopper according to item 1 or 2.