JPH029469Y2 - - Google Patents
Info
- Publication number
- JPH029469Y2 JPH029469Y2 JP1980058208U JP5820880U JPH029469Y2 JP H029469 Y2 JPH029469 Y2 JP H029469Y2 JP 1980058208 U JP1980058208 U JP 1980058208U JP 5820880 U JP5820880 U JP 5820880U JP H029469 Y2 JPH029469 Y2 JP H029469Y2
- Authority
- JP
- Japan
- Prior art keywords
- contact
- insulating sheet
- bulge
- elastic insulating
- bulges
- 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.)
- Expired
Links
- 238000009423 ventilation Methods 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 4
- 239000000428 dust Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980058208U JPH029469Y2 (de) | 1980-04-30 | 1980-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980058208U JPH029469Y2 (de) | 1980-04-30 | 1980-04-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56159940U JPS56159940U (de) | 1981-11-28 |
| JPH029469Y2 true JPH029469Y2 (de) | 1990-03-08 |
Family
ID=29652698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1980058208U Expired JPH029469Y2 (de) | 1980-04-30 | 1980-04-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH029469Y2 (de) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5344888A (en) * | 1977-09-19 | 1978-04-22 | Sony Corp | Key switch device |
-
1980
- 1980-04-30 JP JP1980058208U patent/JPH029469Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5344888A (en) * | 1977-09-19 | 1978-04-22 | Sony Corp | Key switch device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56159940U (de) | 1981-11-28 |
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