JPS6325443U

JPS6325443U -

Info

Publication number: JPS6325443U
Application number: JP11751586U
Authority: JP
Priority date: 1986-08-01
Filing date: 1986-08-01
Publication date: 1988-02-19

Description

[Brief explanation of the drawing]

第１図はこの考案における押ボタンスイツチの
アルターネイト機構の一実施例を一部断面をもつ
て示す側面図、第２図は正面図、第３図は動作状
態を示す正面図、第４図は分解斜視図、第５図お
よび第６図はフツクの他の実施例を示す斜視図、
第７図は押ボタンスイツチの縦断面図、第８図は
分解斜視図、第９図は動作説明図、第１０図およ
び第１１図は力学的解析図、第１２図および第１
３図は従来のアルターネイト機構を示す側面図で
ある。１……支持ベース、２……側壁、３……支持片
、４……貫通孔、５……支持部、６……係合凹部
、７……端子ブロツク、９……嵌挿凸部、１１…
…支軸、１３……凸部、１４……共通端子、１５
……固定端子、１６……切欠き係合部、１７……
固定接点、１９……可動接触子、２０……係合部
、２１……可動接点、２２……連結部、２３……
作動レバー、２５……操作レバー、２６……エツ
ジ、２７……舌片、２８……案内溝、２９……ハ
ートカム、３０……コイルスプリング、３１……
フツク、３２……環状部、３３……かぎ部、３４
……コイルスプリング、３５……壁部、３６……
切落し部、４１……ハウジング、４２……発光素
子ユニツト、４３……プリント回路基板、４４…
…ソケツト、４５……発光素子、４６……端子片
、４７……プランジヤー、４８……孔、４９……
反射壁、５０……カラープレート、５１……押ボ
タン、５３……脚、５４……係合ピン。 Fig. 1 is a side view with a partial section showing an embodiment of the alternating mechanism of the push button switch in this invention, Fig. 2 is a front view, Fig. 3 is a front view showing the operating state, and Fig. 4. is an exploded perspective view, FIGS. 5 and 6 are perspective views showing other embodiments of the hook,
Fig. 7 is a vertical sectional view of the push button switch, Fig. 8 is an exploded perspective view, Fig. 9 is an explanatory diagram of operation, Figs. 10 and 11 are mechanical analysis diagrams, Fig. 12 and Fig. 1
FIG. 3 is a side view showing a conventional alternate mechanism. DESCRIPTION OF SYMBOLS 1... Support base, 2... Side wall, 3... Support piece, 4... Through hole, 5... Support part, 6... Engagement recessed part, 7... Terminal block, 9... Fitting insertion convex part, 11...
...Spindle, 13...Protrusion, 14...Common terminal, 15
... Fixed terminal, 16 ... Notch engaging portion, 17 ...
Fixed contact, 19... Movable contact, 20... Engaging part, 21... Movable contact, 22... Connecting part, 23...
Operating lever, 25... Operating lever, 26... Edge, 27... Tongue piece, 28... Guide groove, 29... Heart cam, 30... Coil spring, 31...
Hook, 32... Annular part, 33... Hook part, 34
...Coil spring, 35...Wall part, 36...
Cutout portion, 41...Housing, 42...Light emitting element unit, 43...Printed circuit board, 44...
...Socket, 45...Light emitting element, 46...Terminal piece, 47...Plunger, 48...Hole, 49...
Reflective wall, 50...color plate, 51...push button, 53...leg, 54...engaging pin.

Claims

[Claims for Utility Model Registration] (1) The heart cam 29 housed in the housing 41 is rotatably supported and always urged to return to its original position, and the housing 4
A support shaft 11 is provided on the wall 35 of the terminal block 7 housed in the terminal block 1 so as to protrude in a direction crossing the wall, an annular portion 32 through which the support shaft 11 passes is provided at one end, and the heart cam 29 is provided at the other end. A hook 31 having a hook portion 33 that slidably engages with the guide groove 28 is provided, and a coil spring 3 is attached to the support shaft 11.
4 is wound around the hook 31, and the annular portion 32 of the hook 31 is urged against the wall portion 35 by the coil spring. (2) The hook 31 and the coil spring 3
4. A push button switch according to claim 1 of the utility model registration claim, which is integrally formed with 4. (3) The push button switch according to claim 1, wherein the operating fulcrum of the hook 31 relative to the bottom surface of the guide groove of the heart cam 29 is formed inside the outer periphery of the annular portion 32 of the coil spring 34. (4) In the wall portion 35, a cutout portion 36 is provided from approximately the center of the annular portion 32 of the coil spring 34 to a portion on the other end side of the hook 31, and when the hook 31 is in a free state, the annular portion 32. A push button switch according to claim 1, wherein a portion of the switch 32 from approximately the center thereof to one end of the hook 31 is in contact with the wall portion 35.