JPS5820724U

JPS5820724U - Watsusha

Info

Publication number: JPS5820724U
Application number: JP11436381U
Authority: JP
Inventors: 岡部　愛治郎
Original assignee: セントラル通商株式会社
Priority date: 1981-08-03
Filing date: 1981-08-03
Publication date: 1983-02-08

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図は本考案に係るワッシャの使用状態説明図、第２
図はワッシャピースの一面側斜視図、第３図はその他面
側斜視図、第４図は本考案に係るワッシャの作用説明図
、第５図は傾斜歯の傾斜角とボルト、ナツトのリード角
との関係を示す説明図である。１・・・・・・被緊締部材、２・・・・・・ボルト、３
・・・・・・ナツト、４・・・・・・ワッシャ、５．６
・・・・・・ワッシャピース、８．１１・・・・・・傾
斜歯、９，１０・・・・・・突条。Figure 1 is an explanatory diagram of the usage state of the washer according to the present invention, Figure 2
The figure is a perspective view of one side of the washer piece, Figure 3 is a perspective view of the other side, Figure 4 is an explanatory diagram of the operation of the washer according to the present invention, and Figure 5 is the inclination angle of the inclined teeth and the lead angle of the bolt and nut. FIG. 1... Member to be tightened, 2... Bolt, 3
...Natsuto, 4...Washer, 5.6
...Washer piece, 8.11...Slanted tooth, 9,10...Protrusion.

Claims

[Scope of utility model registration request]

has an opening through which a bolt protruding from the member to be tightened is inserted;
In the washer provided between the surface of this member and the nut screwed into the bolt, this washer is composed of a combination of two washer pieces, each of which has serrated inclined teeth on one end surface and a serrated inclined tooth on the other end surface. The grooves are formed radially at a predetermined interval, and inserted into the bolt so that when the inclined teeth of both the washer pieces are engaged, each protrusion of the washer pieces faces the surface of the tightening member of the nut. A washer characterized by having an inclined angle that is thicker than the lead angle of the bolt or nut.