JPS6279329U

JPS6279329U -

Info

Publication number: JPS6279329U
Application number: JP17123685U
Authority: JP
Priority date: 1985-11-07
Filing date: 1985-11-07
Publication date: 1987-05-21

Description

[Brief explanation of the drawing]

第１図は、この考案の一実施例を示す分解斜視
図、第２図ａは同組立て断面図、第２図ｂは押ボ
タンを押圧した状態を示す同断面図、第３図ａは
他の実施例を示す組立て断面図、第３図ｂはこの
実施例の押ボタンを押した状態を示す同断面図、
第４図ａはさらに他の実施例を示す組立て断面図
、第４図ｂはこの実施例の押ボタンを押した状態
を示す同断面図である。１，１Ａ……押ボタン、２，２Ａ，９，１０…
…永久磁石、３……前面パネル、４，５……接点
、６……印刷配線基板、８……強磁性体。なお、
図中、同一符号は同一もしくは相当部分を示す。 Fig. 1 is an exploded perspective view showing one embodiment of this invention, Fig. 2a is an assembled cross-sectional view, Fig. 2b is a cross-sectional view of the same showing the state in which the push button is pressed, and Fig. 3a is another one. FIG. 3b is an assembled sectional view showing this embodiment, and FIG. 3b is the same sectional view showing the push button of this embodiment in a pressed state.
FIG. 4a is an assembled cross-sectional view showing still another embodiment, and FIG. 4b is a cross-sectional view of the same showing a state in which the push button of this embodiment is pressed. 1, 1A...push button, 2, 2A, 9, 10...
...Permanent magnet, 3...Front panel, 4, 5...Contact, 6...Printed wiring board, 8...Ferromagnetic material. In addition,
In the drawings, the same reference numerals indicate the same or corresponding parts.

Claims

[Claims for Utility Model Registration] (1) In a pushbutton switch that opens and closes a contact when the pushbutton is pressed and returns the pushbutton when the pushbutton is released, the return means is a permanent magnet set on the pushbutton. Alternatively, it is characterized by being composed of a first member made of a ferromagnetic material and a second member disposed opposite to the first member to apply magnetic attraction or repulsion to the first member. Push button switch. (2) The push button switch according to claim 1, wherein the first member is a permanent magnet and the second member is a front panel made of a ferromagnetic material. (3) The push button switch according to claim 1, wherein the first member is made of a ferromagnetic material and the second member is a permanent magnet fixed to a non-magnetic front panel. (4) The pushbutton switch according to claim 1, wherein the first and second members each include permanent magnets fixed to the pushbutton and the printed circuit board, respectively, with magnetic repulsion.