Plug and container made of film and having plug

A technology of plug mouth and plug cover, which is applied in the field of film-made containers, can solve the problems of easy loss of the plug cover, opening, strong force, etc., and achieves the effect of not easy to lose and preventing the plug from opening.

Active Publication Date: 2018-09-28
TOPPAN PRINTING CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, in the structure provided with such a plug cover, there is a problem that in order to open the plug, the plug cover needs to be broken by breaking the fragile part, which requires a large force, and the plug cover is easily lost once the plug is opened.
[0006] However, this method tends to cause a problem that when the container is

Method used

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  • Plug and container made of film and having plug
  • Plug and container made of film and having plug
  • Plug and container made of film and having plug

Examples

Experimental program
Comparison scheme
Effect test

Example

[0058] (first embodiment)

[0059] figure 1 It is a perspective view which shows the external appearance of the stopper which concerns on the 1st Embodiment of this invention.

[0060] figure 2 It is a figure which shows the case of using the film container to which the stopper spout which concerns on 1st Embodiment of this invention is welded, and is a perspective view which shows the external appearance of the film container.

[0061] Usually, the mouthpiece according to the first embodiment of the present invention is injection-molded to have figure 1 manufactured in the shape shown in the perspective view. The stopper 1 is used by being welded to one end of the film container 50 . The spout 1 has a welded portion 2 located below the spout 1 . In order to facilitate the welding of the film and the plug 1, the welding portion 2 is formed in a boat shape in which the outer shape in the longitudinal direction is tapered to the left and right and the center is swollen in ...

Example

[0109] (Second Embodiment)

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Abstract

This plug includes: a plug body having a spout opening, a spout hole communicating with the spout opening, and an inner wall protrusion provided on the inner wall of the spout hole; a first flange which is provided with an engaging protrusion protruding outward from the plug body and a hinge positioned on the opposite side of the engaging protrusion, and is disposed adjacent to the spout hole outside the plug body; a hinge cap provided with a hinge cap body connected to the first flange via the hinge, an engaging hook engageable with the engaging protrusion, an inner ring insertable into the spout hole through the spout opening, an inner ring engaging protrusion disposed on the inner ring and engageable with the inner wall protrusion, and a tip part having a thickness smaller than that ofthe hinge cap body and positioned outside the engaging hook; and a second flange provided with an extension part protruding outward from the plug body and positioned to be farther away from the spouthole than the first flange, and a pressing rib protruding from the tip of the extension part, positioned to face the engaging protrusion, and contactable with the engaging hook.

Description

technical field [0001] The present invention relates to a spout and a film container with the spout. [0002] This application claims priority based on Japanese Patent Application No. 2015-216518 for which it applied in Japan on November 4, 2015, and uses the content of this Japanese application for this application. Background technique [0003] In the past, as a spout provided at one end of a film container made of a film, there are known structures such as the following: a cap that is screwed with the spout is provided, and a snap ring that is engaged with the spout main body is secured by a weak portion. Connect with the plug cap. In such a plug cover, when the plug cover is rotated, the fragile part between the snap ring and the plug cover that is engaged with the main body of the plug mouth is broken, and the plug cover becomes rotatable to open the plug. method to unbolt. However, in the structure provided with such a plug cover, there is a problem that in order to...

Claims

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Application Information

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IPC IPC(8): B65D75/58
CPCB65D75/58
Inventor 原田拓治野口裕雄
Owner TOPPAN PRINTING CO LTD
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