JPS6179429U

JPS6179429U -

Info

Publication number: JPS6179429U
Application number: JP16486084U
Authority: JP
Priority date: 1984-10-30
Filing date: 1984-10-30
Publication date: 1986-05-27

Description

[Brief explanation of drawings]

第１図は本案キーボードスイツチの縦断面図、
第２図は従来製品の断面図である。１…基板、２…ガイド、３…バネ、４…プラン
ジヤ、４２…弾性片、４３…突起部。 Figure 1 is a longitudinal sectional view of the proposed keyboard switch.
FIG. 2 is a sectional view of a conventional product. DESCRIPTION OF SYMBOLS 1...Substrate, 2...Guide, 3...Spring, 4...Plunger, 42...Elastic piece, 43...Protrusion.

補正昭５９．１２．２６実用新案登録請求の範囲を次のように補正する
。Amendment December 26, 1980 The scope of claims for utility model registration is amended as follows.

【実用新案登録請求の範囲】 (1) 基板に縦設されたプランジヤガイドと、該
ガイドに昇降自在に嵌挿され上端にキートツプを
備えたプランジヤーと、ガイドとプランジヤとの
間に介装された復帰バネとを有するキーボードス
イツチにおいて、前記プランジヤには弾性片を一
体に配備し、その先端にガイド内壁に当接摺動す
る突起部を形成したキーボードスイツチ。 (2) 弾性片は下部がプランジヤに連設され上部
に突起部を備え、プランジヤが上昇端に位置する
ときガイドから臨出している実用新案登録請求の
範囲第１項記載のキーボードスイツチ。 (3) ガイド内壁に対する突起部の接触力はプラ
ンジヤ復帰バネ力より小である実用新案登録請求
の範囲第１項記載のキーボードスイツチ。[Scope of Claim for Utility Model Registration] (1) A plunger guide installed vertically on a board, a plunger fitted into the guide so as to be able to rise and fall and equipped with a key top at the upper end, and a plunger interposed between the guide and the plunger. A keyboard switch having a return spring, wherein an elastic piece is integrally provided on the plunger, and a protrusion that slides in contact with an inner guide wall is formed at the tip of the elastic piece. (2) The keyboard switch according to claim 1, wherein the elastic piece has a lower part connected to the plunger and a protrusion on the upper part, and projects from the guide when the plunger is at the upper end. (3) The keyboard switch according to claim 1, wherein the contact force of the protrusion against the guide inner wall is smaller than the plunger return spring force.

Claims

[Scope of claims for utility model registration] (1) A plunger guide 2 vertically installed on a board,
A keyboard switch includes a plunger 4 that is fitted into the guide 2 so as to be able to rise and fall and has a key top at its upper end, and a return spring 3 that is interposed between the guide 2 and the plunger 4. The plunger 4 has an elastic piece. 42 is integrally provided, and a protrusion 43 that slides in contact with the inner wall of the guide 2 is formed at the tip thereof. (2) The keyboard switch according to claim 1 of the utility model registration, wherein the elastic piece 42 has a lower part connected to the plunger 4 and a protrusion 43 on the upper part, and protrudes from the guide when the plunger is located at the rising end. . (3) The keyboard switch according to claim 1, wherein the contact force of the protrusion against the guide inner wall is smaller than the plunger return spring force.