JPH0448600Y2 - - Google Patents
Info
- Publication number
- JPH0448600Y2 JPH0448600Y2 JP1984101304U JP10130484U JPH0448600Y2 JP H0448600 Y2 JPH0448600 Y2 JP H0448600Y2 JP 1984101304 U JP1984101304 U JP 1984101304U JP 10130484 U JP10130484 U JP 10130484U JP H0448600 Y2 JPH0448600 Y2 JP H0448600Y2
- Authority
- JP
- Japan
- Prior art keywords
- key
- piezoelectric film
- pressed
- pair
- contact
- 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
- 239000004020 conductor Substances 0.000 claims description 9
- 239000012212 insulator Substances 0.000 claims description 6
- 238000003825 pressing Methods 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 244000145845 chattering Species 0.000 description 2
- 229920001940 conductive polymer Polymers 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984101304U JPS6118539U (ja) | 1984-07-06 | 1984-07-06 | 電子鍵盤楽器の鍵スイツチ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984101304U JPS6118539U (ja) | 1984-07-06 | 1984-07-06 | 電子鍵盤楽器の鍵スイツチ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6118539U JPS6118539U (ja) | 1986-02-03 |
| JPH0448600Y2 true JPH0448600Y2 (sv) | 1992-11-16 |
Family
ID=30660743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984101304U Granted JPS6118539U (ja) | 1984-07-06 | 1984-07-06 | 電子鍵盤楽器の鍵スイツチ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6118539U (sv) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH036996Y2 (sv) * | 1984-11-08 | 1991-02-21 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS532929B2 (sv) * | 1973-02-02 | 1978-02-01 | ||
| JPS5864720A (ja) * | 1981-10-12 | 1983-04-18 | 日産自動車株式会社 | 車両用スイツチ装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5611141Y2 (sv) * | 1976-06-28 | 1981-03-13 | ||
| JPH0116267Y2 (sv) * | 1981-05-11 | 1989-05-15 | ||
| JPS5821459Y2 (ja) * | 1981-11-26 | 1983-05-07 | 日本電信電話株式会社 | 圧電キ−ボ−ド |
| JPS58173127U (ja) * | 1983-04-07 | 1983-11-19 | 日本電信電話株式会社 | 圧電キ−ボ−ド |
-
1984
- 1984-07-06 JP JP1984101304U patent/JPS6118539U/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS532929B2 (sv) * | 1973-02-02 | 1978-02-01 | ||
| JPS5864720A (ja) * | 1981-10-12 | 1983-04-18 | 日産自動車株式会社 | 車両用スイツチ装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6118539U (ja) | 1986-02-03 |
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