JPH0196837U

JPH0196837U -

Info

Publication number: JPH0196837U
Application number: JP19384587U
Authority: JP
Priority date: 1987-12-22
Filing date: 1987-12-22
Publication date: 1989-06-27

Description

[Brief explanation of the drawing]

図面は本考案の一実施例を示し、第１図は本考
案第１実施例の縦断面図、第２図は同外観斜視図
、第３図は同横断面図、第４図は本考案第２実施
例の縦断面図、第５図は同使用状態を示す斜視図
、第６図は本考案第３実施例の縦断面図、第７図
は同使用状態の縦断面図、第８図は本考案第４実
施例の縦断面図、第９図は本考案第５実施例の縦
断面図、である。図中、１は中空容器、２は側壁、３は上端、４
は開口部、５は内空間、７はフランジ、８は径大
段部、９は孔、１０は外周部、１１は可動壁体、
１２は円環状体、１３は段部、１４は可動壁体、
１５は内空間、１６は糸じり、１７は糸じり、１
８は凸部、１９は底体、２０は凹部、２１は外側
容器、２２は内壁、２３は外壁、２４はＯリング
、２５は内側容器、２６は側壁、２７は圧縮コイ
ルバネ、２８はストツパー、３０は中空容器、３
１は可動壁体、３２は突起、を示す。 The drawings show one embodiment of the present invention; Fig. 1 is a longitudinal sectional view of the first embodiment of the invention, Fig. 2 is an external perspective view of the same, Fig. 3 is a cross-sectional view of the same, and Fig. 4 is a cross-sectional view of the first embodiment of the invention. 5 is a perspective view showing the second embodiment in use, FIG. 6 is a longitudinal sectional view of the third embodiment of the present invention, FIG. 7 is a longitudinal sectional view in the same use state, and FIG. The figure is a longitudinal cross-sectional view of the fourth embodiment of the present invention, and FIG. 9 is a longitudinal cross-sectional view of the fifth embodiment of the present invention. In the figure, 1 is a hollow container, 2 is a side wall, 3 is an upper end, and 4
is an opening, 5 is an inner space, 7 is a flange, 8 is a large-diameter step, 9 is a hole, 10 is an outer circumference, 11 is a movable wall,
12 is an annular body, 13 is a stepped portion, 14 is a movable wall body,
15 is the inner space, 16 is the thread, 17 is the thread, 1
8 is a convex portion, 19 is a bottom body, 20 is a recessed portion, 21 is an outer container, 22 is an inner wall, 23 is an outer wall, 24 is an O-ring, 25 is an inner container, 26 is a side wall, 27 is a compression coil spring, 28 is a stopper, 30 is a hollow container, 3
1 indicates a movable wall body, and 32 indicates a protrusion.

Claims

[Claims for Utility Model Registration] (1) A retractable movable wall body is positioned at an appropriate position on the bottom or side surface of a bottomed hollow container with an opening at the upper end of the side wall so as to be able to protrude at least inward of the hollow container. A container with variable internal volume characterized by: (2) The variable internal volume container according to claim 1, wherein the movable wall is made of rubber or soft synthetic resin.