JPS63141178U

JPS63141178U -

Info

Publication number: JPS63141178U
Application number: JP3419887U
Authority: JP
Priority date: 1987-03-09
Filing date: 1987-03-09
Publication date: 1988-09-16

Description

[Brief explanation of the drawing]

第１図〜第５図は、この考案の第１実施例を示
すもので、第１図はパツキン付きプラグをフラン
ジに装着した状態のドラム缶口金部分の拡大断面
図、第２図は第１図の要部拡大断面図、第３図は
同要部拡大断面図で、パツキン付きプラグをフラ
ンジにねじ被せる前の状態を示している。第４図
は本考案品の平面図、第５図は同底面図、第６図
は本考案品の変形例を示す要部拡大断面図、第７
図はプラグの変形例を示す要部拡大断面図である
。第８図はこの考案の第２実施例のパツキン付き
プラグをフランジに装着した状態のドラム缶口金
部分の拡大断面図、第９図は第８図の要部拡大断
面図で、パツキン付きプラグをフランジにねじ被
せる前の状態を示している。１…天板、２…フランジ固定用立上がり筒部、
３…フランジ、４…プラグ、５…パツキン、６…
環状厚肉部、８…環状シール用張出部、８ａ…下
向き環状凸部、９…ガイド兼シール用傾斜面部、
１２…外方折曲げ部、１３…頂壁。 Figures 1 to 5 show the first embodiment of this invention. Figure 1 is an enlarged cross-sectional view of the drum cap with a plug with a seal attached to the flange, and Figure 2 is the same as Figure 1. FIG. 3 is an enlarged sectional view of the main part, showing the state before the plug with packing is screwed onto the flange. Fig. 4 is a plan view of the product of the present invention, Fig. 5 is a bottom view thereof, Fig. 6 is an enlarged sectional view of main parts showing a modification of the product of the present invention, and Fig. 7 is a plan view of the product of the present invention.
The figure is an enlarged sectional view of a main part showing a modification of the plug. Fig. 8 is an enlarged sectional view of the mouthpiece of a drum can with a plug with a packing according to the second embodiment of this invention attached to a flange, and Fig. 9 is an enlarged sectional view of the main part of Fig. 8, with a plug with a packing attached to a flange. This shows the state before the screws are screwed on. 1...Top plate, 2...Rising cylinder part for fixing the flange,
3...Flange, 4...Plug, 5...Putskin, 6...
Annular thick-walled part, 8... Annular seal overhang part, 8a... Downward annular convex part, 9... Slanted surface part for guide and seal,
12...Outward bent portion, 13...Top wall.

Claims

[Scope of utility model registration request]

This is a gasket attached to a plug 4 that is screwed onto an externally threaded flange 3 fixed to the rising cylinder portion 2 of the top plate 1 in a fit-over manner, and is brought into contact with the inner surface of the top wall 13 at the peripheral edge of the plug 4. An annular thick-walled portion 6 is provided on the outer peripheral edge of the annular thick-walled portion 6, and an annular sealing protrusion 8 is provided from the inner peripheral edge of the annular sealing protrusion 8 toward the center of the packing. A guide/sealing inclined surface part 9 is provided that gradually slopes downward, and when the plug 4 holding the packing 5 inside is screwed onto the flange 3, the lower surface of the annular sealing protrusion 8 of the packing 5 is A container such as a drum can, which is pressed against the upper surface of an outwardly bent portion 12 at the upper end of a top plate rising cylinder portion 2, and whose inclined surface portion 9 is pressed against a corner of the inner peripheral edge of the outwardly bent portion 12. Packaging for the plug.