JPH037240U

JPH037240U -

Info

Publication number: JPH037240U
Application number: JP6694889U
Authority: JP
Priority date: 1989-06-08
Filing date: 1989-06-08
Publication date: 1991-01-24

Description

[Brief explanation of the drawing]

第１図から第７図にかけては、本考案の一実施
例を説明するための図面であつて、第１図はキー
スイツチの平面図、第２図は第１図のＹ−Ｙ′断
面図、第３図はキーの背面図、第４図は下ケース
の平面図、第５図はキーを押した状態における第
１図のＺ−Ｚ′断面図、第６図は基板の他の実施
例を示す断面図、第７図は、キーの他の実施例を
示す背面図である。第８図から第１１図にかけて
は、従来のキースイツチの構造を説明する図面で
あつて、第８図は平面図、第９図は第１図のＸ−
Ｘ′断面図、第１０図はキーの背面図、第１１図
は基板の要部平面図をそれぞれ示している。５０……キー、５０ａ……キー凸部、５１ａ，
５１ｂ……マーク、５２……接片、６０……基板
、６０ａ……基板凸部、６１……接点、６２ａ，
６２ｂ……接点、７０……ケース。 1 to 7 are drawings for explaining one embodiment of the present invention, in which FIG. 1 is a plan view of a key switch, FIG. 2 is a sectional view taken along YY' line in FIG. Fig. 3 is a back view of the key, Fig. 4 is a plan view of the lower case, Fig. 5 is a cross-sectional view along Z-Z' of Fig. 1 with the key pressed, and Fig. 6 is another embodiment of the board. FIG. 7 is a rear view showing another embodiment of the key. 8 to 11 are drawings for explaining the structure of a conventional key switch, in which FIG. 8 is a plan view and FIG. 9 is an X--
10 is a rear view of the key, and FIG. 11 is a plan view of the main part of the board. 50...Key, 50a...Key protrusion, 51a,
51b...Mark, 52...Touch piece, 60...Substrate, 60a...Substrate protrusion, 61...Contact, 62a,
62b...Contact, 70...Case.

Claims

[Scope of utility model registration request]

The structure of the key switch consists of a key and a board, and the key switch is turned on and off by pressing a plurality of marks each indicating a direction on the upper surface of the key, and the key has a key convex formed on the lower surface. A conductive contact is provided in the key part, and the board is provided with a plurality of contacts corresponding to the conductive contact and mark positions on the board protrusion formed opposite to the key protrusion. Structure of a directional key switch.