JPH02150732U - - Google Patents
Info
- Publication number
- JPH02150732U JPH02150732U JP6118689U JP6118689U JPH02150732U JP H02150732 U JPH02150732 U JP H02150732U JP 6118689 U JP6118689 U JP 6118689U JP 6118689 U JP6118689 U JP 6118689U JP H02150732 U JPH02150732 U JP H02150732U
- Authority
- JP
- Japan
- Prior art keywords
- key top
- key
- air chamber
- ventilation hole
- returning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009423 ventilation Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Input From Keyboards Or The Like (AREA)
Description
第１図は本考案の一実施例を示すキーボードの
断面図、第２図は第１図のＡ−Ａ断面矢視図、第
３図はその動作を示す模式図である。
１０……キートツプ、２０……キーフレーム、
２３ａ……通気孔、２４……空気室、３０……復
帰手段、４０……キー接点、５０……面積調節手
段。
FIG. 1 is a cross-sectional view of a keyboard showing an embodiment of the present invention, FIG. 2 is a cross-sectional view taken along line A--A in FIG. 1, and FIG. 3 is a schematic diagram showing its operation. 10...Keytop, 20...Keyframe,
23a...Vent hole, 24...Air chamber, 30...Return means, 40...Key contact, 50...Area adjustment means.
Claims (1)
と共に、キートツプの裏面側にキートツプの動作
に伴つて容積が変化する通気孔付きの空気室を形
成するキーフレームと、該キーフレームの空気室
に備わる通気孔の開口面積を調節する面積調節手
段と、前記キートツプを押し上げ位置に復帰させ
る復帰手段とを備えていることを特徴とするキー
ボード。 A key top, a key frame that movably supports the key top and forms an air chamber with a ventilation hole on the back side of the key top whose volume changes as the key top moves, and a ventilation hole provided in the air chamber of the key frame. 1. A keyboard comprising: an area adjusting means for adjusting an opening area of the key top; and a returning means for returning the key top to a pushed-up position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6118689U JPH02150732U (en) | 1989-05-25 | 1989-05-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6118689U JPH02150732U (en) | 1989-05-25 | 1989-05-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02150732U true JPH02150732U (en) | 1990-12-27 |
Family
ID=31589213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6118689U Pending JPH02150732U (en) | 1989-05-25 | 1989-05-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02150732U (en) |
-
1989
- 1989-05-25 JP JP6118689U patent/JPH02150732U/ja active Pending