JPH0315361U

JPH0315361U -

Info

Publication number: JPH0315361U
Application number: JP7443489U
Authority: JP
Priority date: 1989-06-27
Filing date: 1989-06-27
Publication date: 1991-02-15

Description

[Brief explanation of drawings]

第１図はキーボードケース内の本機構を示す部
分断面図、第２図は固着された支持金具とキーボ
ードケースの取り付けを示す側面図、第３図は本
考案の本体とキーボードケースとの関係を示す側
面図、第４図は本機構の詳細を示す斜視図である
。１……キーボードケース（蓋）、２……支持金
具、３……固定軸、４……回転軸、５……ネジ、
６……軸受け台、７……皿バネ、２１……角形の
溝、３１……軸、３２……嵌合部、３３，４１…
…テーパ面、６１……穴、６２……タツプ穴、１
０１……キーボードケース側面穴、１０２……キ
ーボードケース底面。 Fig. 1 is a partial cross-sectional view showing this mechanism inside the keyboard case, Fig. 2 is a side view showing the attachment of the fixed support metal fittings and the keyboard case, and Fig. 3 shows the relationship between the main body of the present invention and the keyboard case. FIG. 4 is a side view and a perspective view showing details of this mechanism. 1... Keyboard case (lid), 2... Support bracket, 3... Fixed shaft, 4... Rotating shaft, 5... Screw,
6... Bearing stand, 7... Belleville spring, 21... Square groove, 31... Shaft, 32... Fitting portion, 33, 41...
...Tapered surface, 61...hole, 62...tapped hole, 1
01...Keyboard case side hole, 102...Keyboard case bottom.

Claims

[Scope of utility model registration request]

A lid that protects a cathode ray tube display surface of a display device includes a support fitting having a square groove fixed to the main body of the display device, a shaft with one end formed into a square cross section, and the other end of the support fitting fixed to the main body of the display device. A fixed shaft that is thick and has a tapered surface, a rectangular rotating shaft that has a tapered surface that contacts the tapered surface of the fixed shaft at one end, and a tapered surface of the fixed shaft that has a spring inserted into the shaft. and a bearing pedestal in which the tapered surface of the rotating shaft is brought into contact with the other end of the rotating shaft, the shaft is held down with a screw, and the shaft is attached through a hole, and the bearing pedestal is fixed to a lid, and the fixed shaft is fixed. A lid with a natural opening prevention mechanism, characterized in that a shaft formed with a square cross section is fitted into a square groove of the support fitting.