JPS62121725U

JPS62121725U -

Info

Publication number: JPS62121725U
Application number: JP986286U
Authority: JP
Priority date: 1986-01-27
Filing date: 1986-01-27
Publication date: 1987-08-01

Description

[Brief explanation of the drawing]

第１図は本考案一実施例の断面図、第２図ａは
同上の要部分解斜視図、第２図ｂは同上の要部正
面図、第３図および第４図は同上の動作説明図、
第５図は従来例の要部断面図、第６図ａ，ｂは同
上の動作説明図である。１はハウジング、２は可動接点端子、３は固定
接点端子、４は作動ばね、５は可動接点、６は固
定接点、７は押釦、７ａは操作部、８は補助ばね
、８ｃは突部である。 Fig. 1 is a sectional view of an embodiment of the present invention, Fig. 2a is an exploded perspective view of the main parts of the same, Fig. 2b is a front view of the main parts of the same, and Figs. 3 and 4 are explanations of the operation of the same. figure,
FIG. 5 is a sectional view of a main part of the conventional example, and FIGS. 6a and 6b are explanatory diagrams of the same operation. 1 is a housing, 2 is a movable contact terminal, 3 is a fixed contact terminal, 4 is an operating spring, 5 is a movable contact, 6 is a fixed contact, 7 is a push button, 7a is an operating part, 8 is an auxiliary spring, and 8c is a protrusion. be.

Claims

[Scope of utility model registration request]

A movable contact terminal and a fixed contact terminal are provided in the housing, a movable contact is provided at one end of an actuating spring consisting of a leaf spring attached to the movable contact terminal, and
A switch in which a fixed contact facing a movable contact is provided at one end of a fixed contact terminal, and a push-button operation part that causes the movable contact to come into elastic contact with the fixed contact by pressing an operating spring protrudes from a protrusion hole bored in the housing. An auxiliary spring made of a buffer leaf spring is provided to bias the push button in a direction opposite to the pressing direction, and the base end of the auxiliary spring is stacked on the side opposite to the side pressed by the push button of the base end of the operating spring. At the same time, the free end of the auxiliary spring is engaged with the push button through the opening window provided in the center of the operating spring, and the protrusion provided at the base of the auxiliary spring is fixed to the movable contact terminal. A switch characterized in that an auxiliary spring biases an operating spring in the opening direction of a normally open contact when the push button is returned to its original position by being brought into elastic contact with the base.