JPH0234708U

JPH0234708U -

Info

Publication number: JPH0234708U
Application number: JP11370888U
Authority: JP
Priority date: 1988-08-30
Filing date: 1988-08-30
Publication date: 1990-03-06

Description

[Brief explanation of drawings]

第１〜４図はこの考案の実施例を示し、第１図
はオイルドレン装置の概略断面図、第２図はドレ
ンプラグを取り外したオイルドレン装置の概略拡
大断面図、第３図はドレンプラグ螺合時のオイル
ドレン装置の概略拡大断面、第４図はオイルドレ
ン装置の拡大底面図である。第５図は従来のオイ
ルドレン装置の概略断面図、第６図は従来のその
他のオイルドレン装置の概略断面図である。図において、２はオイルパン、４はドレン孔部
、６はオイルドレン装置、８はドレンプラグ、１
０はドレンプラグナツト、１２はスプリング、１
４は保持部、１６はフランジ部、１８は覆部、２
０は垂直板部、２２は隙間部、２４は開口部、２
６はガスケツトである。 Figures 1 to 4 show an embodiment of this invention, Figure 1 is a schematic sectional view of the oil drain device, Figure 2 is a schematic enlarged sectional view of the oil drain device with the drain plug removed, and Figure 3 is the drain plug. FIG. 4 is a schematic enlarged cross-sectional view of the oil drain device when screwed together, and FIG. 4 is an enlarged bottom view of the oil drain device. FIG. 5 is a schematic sectional view of a conventional oil drain device, and FIG. 6 is a schematic sectional view of another conventional oil drain device. In the figure, 2 is an oil pan, 4 is a drain hole, 6 is an oil drain device, 8 is a drain plug, 1
0 is the drain plug nut, 12 is the spring, 1
4 is a holding part, 16 is a flange part, 18 is a cover part, 2
0 is a vertical plate part, 22 is a gap part, 24 is an opening part, 2
6 is a gasket.

Claims

[Scope of utility model registration request]

In an oil drain device that drains engine oil that has deteriorated inside the engine to the outside from the bottom of the oil pan, a drain hole is provided at the bottom of the oil pan, and a drain plug that passes through the drain hole and a drain plug that is connected to the inside of the oil pan. A drain plug nut is screwed into the oil pan, a spring is provided for urging the drain plug nut upwardly in the oil pan, and a holding portion is provided for restricting upward escape of the drain plug nut. Features an oil drain device.