JPS59143944U

JPS59143944U - Cap loosening prevention structure

Info

Publication number: JPS59143944U
Application number: JP3931883U
Authority: JP
Inventors: 徳原　秀嗣
Original assignee: 豊国樹脂工業株式会社
Priority date: 1983-03-16
Filing date: 1983-03-16
Publication date: 1984-09-26
Also published as: JPH0318368Y2

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図は本考案の第１実施例を示す正面図、第２図は第
１図■−■線断面矢視図、第３図は第２図■−■線断面
矢視図、第４図は操作説明図、第５図は第２実施例を示
す正面図、第６図は第５図ＶＩ−Ｖｌ線断面矢視図、第
７図は第３実施例を示す正面図、第８図は第１図■−■
線断面矢視図である。１・・・容器本体、２・・・口縁部、３・・・雄ネジ、
４・・・キャップ、９・・・雌ネジ、１３・・・係合部
、１５・・・被係合部。Figure 1 is a front view showing the first embodiment of the present invention, Figure 2 is a cross-sectional view taken along the line ■-■ in Figure 1, Figure 3 is a cross-sectional view taken along the line ■-■ in Figure 2, and Figure 4 is a cross-sectional view taken along the line ■-■ in Figure 2. 5 is a front view showing the second embodiment, FIG. 6 is a sectional view taken along the line VI-Vl in FIG. 5, FIG. 7 is a front view showing the third embodiment, and FIG. 8 is a front view showing the second embodiment. The figure is Figure 1■-■
FIG. 1... Container body, 2... Mouth edge, 3... Male screw,
4... Cap, 9... Female thread, 13... Engaging portion, 15... Engaged portion.

Claims

[Scope of utility model registration request]

A female screw and a male screw are provided on the inner peripheral surface of the cap made of flexible hard resin and on the outer peripheral surface of the mouth rim of the container body, respectively, and these screws are screwed together to attach the cap to the mouth rim of the container body. In the cap attachment structure that is screwed onto the container body, a retaining portion is provided at the mouth edge portion below the male thread and outward from the male screw, and when the cap is screwed onto the container body, A secured portion that is removably engaged with the engaging portion through elastic deformation substantially at the same time when the locking is completed is provided on the cap at a position below the female thread and outward from the female thread. Features a structure that prevents the cap from loosening.