JPH0343230U

JPH0343230U -

Info

Publication number: JPH0343230U
Application number: JP10276489U
Authority: JP
Priority date: 1989-09-01
Filing date: 1989-09-01
Publication date: 1991-04-23

Description

[Brief explanation of the drawing]

第１図ａ〜ｃはそれぞれ本考案の一実施例を示
す上面図、断面図及び主要部の斜視図、第２図ａ
〜ｃはそれぞれ従来のロツク式キーボードスイツ
チの一例を示す上面図、断面側面図及び主要部の
斜視図である。１…ハウジング、２…ロツクスプリング、３…
ロツクハウジング、４…プランジヤ、５…スイツ
チ部、６…コイルスプリング、７…上蓋、８…キ
ートツプ、９…下部ハウジング、１０…上部ハウ
ジング、１１…保持部、１１ｂ…接触面、２１…
回転摺動部、２１ａ…小円板部、２１ｂ…大円板
部、２２…レバー部、２３…ピン部、３１…保持
部、３１ａ…接触面、４１…スイツチ用カム部、
４２…ロツク用カム部。 Figures 1 a to c are a top view, a cross-sectional view, and a perspective view of the main parts of an embodiment of the present invention, and Figure 2 a
Figures 1 to 3c are a top view, a sectional side view, and a perspective view of the main parts, respectively, showing an example of a conventional lock type keyboard switch. 1...housing, 2...lock spring, 3...
Lock housing, 4... Plunger, 5... Switch part, 6... Coil spring, 7... Top lid, 8... Key top, 9... Lower housing, 10... Upper housing, 11... Holding part, 11b... Contact surface, 21...
Rotating sliding part, 21a... Small disk part, 21b... Large disk part, 22... Lever part, 23... Pin part, 31... Holding part, 31a... Contact surface, 41... Cam part for switch,
42...Lock cam part.

Claims

[Claims for Utility Model Registration] (1) A box-shaped housing that is open on the top side and has side walls of a predetermined height, a disc-shaped rotating sliding portion, and a predetermined portion extending radially from the rotating sliding portion. A lock spring is integrally formed of an elastic material and includes a lever portion having a length of a lock housing including a holding portion having a holding portion rotatably holding the rotary sliding portion of the lock spring between the inner surface of one side wall of the housing and the contact surface; a cam portion for a switch; and a pin portion of the lock spring; A plunger is provided at a predetermined position in the housing and is turned on according to the locking state or unlocking state of the plunger. a coil spring that always biases the plunger upward; and a coil spring that holds the plunger movably in the vertical direction and restricts upward movement of the plunger at a predetermined position. A lock-type keyboard switch comprising: an upper cover fixed to the upper surface of the housing and covering above the lock spring and the switch section. (2) The rotating sliding part of the lock spring has a small disc-shaped part with a predetermined diameter, and a large disc-shaped part connected to one side of this small disc part and having a diameter larger than this small disc part. and a holding portion of the lock housing rotatably holds the periphery of the small disk portion and has a contact surface that contacts the surface of the large disk portion on the small disk portion side. 2. The lock type keyboard switch according to claim 1, wherein the rotary sliding portion is rotatably held by sandwiching the large disc portion between the contact surface and the inner surface of the side wall of the housing.