JPH0237433U

JPH0237433U -

Info

Publication number: JPH0237433U
Application number: JP11499588U
Authority: JP
Priority date: 1988-09-02
Filing date: 1988-09-02
Publication date: 1990-03-12

Description

[Brief explanation of drawings]

第１図、第２図および第３図は本考案の第１実
施例に係る照光式スイツチ装置の動作状態を示す
縦断面図、第４図はその照光式スイツチ装置に備
えられるキートツプの上方から見た斜視図、第５
図は同キートツプの下方から見た斜視図、第６図
は本考案の第２実施例に係る照光式スイツチ装置
の断面図である。１……キートツプ、２……第１の表示部、３…
…第２の表示部、４……母材、５……中間層、６
……外形層、８，２０……遮光壁、８ａ……逃げ
部、９……耳片、１０……ケース、１１……カバ
ー、１２……プリント基板、１３……第１のプツ
シユスイツチ、１４……第２のプツシユスイツチ
、１５……第１の光源、１６……第２の光源、１
７……駆動棒、１８……遮光体、１９……導光部
。 1, 2, and 3 are longitudinal sectional views showing the operating state of the illuminated switch device according to the first embodiment of the present invention, and FIG. 4 is a view from above of the key top provided in the illuminated switch device. Perspective view, No. 5
This figure is a perspective view of the key top seen from below, and FIG. 6 is a sectional view of an illuminated switch device according to a second embodiment of the present invention. 1... Key top, 2... First display section, 3...
...Second display section, 4...Base material, 5...Middle layer, 6
... Outer layer, 8, 20 ... Light shielding wall, 8a ... Relief part, 9 ... Ear piece, 10 ... Case, 11 ... Cover, 12 ... Printed circuit board, 13 ... First push switch, 14 ...Second push switch, 15...First light source, 16...Second light source, 1
7... Drive rod, 18... Light blocking body, 19... Light guide section.

Claims

[Claims for Utility Model Registration] (1) A keytop having first and second display portions and swingably supported; a switch element whose contacts are switched by the swinging of the keytop; and a first display section is illuminated by light from the first light source, and a first display section is illuminated by light from the second light source. In an illuminated switch device in which a second display section is illuminated by An illuminated switch device characterized in that a light-shielding plate is provided to partition two light sources, and a portion of the light-shielding wall and the light-shielding plate overlap each other within the swing range of the key top. (2) The illuminated switch device according to claim (1), wherein the light-shielding wall is formed with a curved surface approximately centered on a swinging fulcrum of the key top. (3) The illumination type according to claim (1), characterized in that the light-shielding wall is made of a light-shielding tube, and the tube is attached to the circumferential surface of a light guide section vertically provided on the lower surface of the key top. Switch device. (4) According to claim (1), the light-shielding wall is made of a light-shielding synthetic resin, and the synthetic resin is two-color molded on the circumferential surface of the light guide part vertically disposed on the lower surface of the key top. Illuminated switch device.