JPS59182612U

JPS59182612U - oil pan drain plug

Info

Publication number: JPS59182612U
Application number: JP7695983U
Authority: JP
Inventors: 山中　隆雄
Original assignee: 日産ディーゼル工業株式会社
Priority date: 1983-05-24
Filing date: 1983-05-24
Publication date: 1984-12-05

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本考案の１実施例の全閉状態を示す側断面図、
第２図は第１図の下面図、第３図はこの実施例の全開状
態を示す側断面図、第４図ａおよびｂは、工具保合部の
別の実施例を示す側断面図および下面図である。１、・・・オイルパン、３・・・排油孔、４・・・ドレ
ンプラグ、７・・・Ｏリング、８・・・ロックナツト、
９・・・排油通路、１０・・・側孔、１１・・・中央孔
、１２・・・工具係　　　　□合部。FIG. 1 is a side sectional view showing an embodiment of the present invention in a fully closed state;
FIG. 2 is a bottom view of FIG. 1, FIG. 3 is a side sectional view showing this embodiment in a fully open state, and FIGS. 4 a and b are side sectional views showing another embodiment of the tool holding part. It is a bottom view. 1,...Oil pan, 3...Drain hole, 4...Drain plug, 7...O ring, 8...Lock nut,
9...Oil drain passage, 10...Side hole, 11...Central hole, 12...Tool holder □Joint part.

Claims

[Scope of utility model registration request]

A threaded part is formed in the inner layer of the oil drain hole of the synthetic resin oil pan,
A drain plug is screwed onto the threaded portion from inside the oil pan, a sealing member is interposed between the head of the drain plug and the oil pan, and the threaded portion of the drain plug is inserted from the outside of the oil pan. On the other hand, the drain plug is formed with an oil drainage passage consisting of a side hole at the top and a central hole communicating with the side hole, and a rotary tool and an engagement ring are provided at the tip of the drain plug to turn the drain plug. A drain plug for an oil pan, characterized in that a tool engaging portion is formed therein.