CA2049150A1 - Flat piezoelectric keyboard - Google Patents
Flat piezoelectric keyboardInfo
- Publication number
- CA2049150A1 CA2049150A1 CA002049150A CA2049150A CA2049150A1 CA 2049150 A1 CA2049150 A1 CA 2049150A1 CA 002049150 A CA002049150 A CA 002049150A CA 2049150 A CA2049150 A CA 2049150A CA 2049150 A1 CA2049150 A1 CA 2049150A1
- Authority
- CA
- Canada
- Prior art keywords
- laminate
- cover
- base
- keyboard according
- flat
- 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.)
- Abandoned
Links
- 239000011888 foil Substances 0.000 claims description 17
- 239000010410 layer Substances 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 8
- 239000012790 adhesive layer Substances 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 description 6
- 230000001070 adhesive effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 125000006850 spacer group Chemical group 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 229920005372 Plexiglas® Polymers 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- -1 resin Chemical class 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/96—Touch switches
- H03K17/964—Piezoelectric touch switches
- H03K17/9643—Piezoelectric touch switches using a plurality of detectors, e.g. keyboard
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2239/00—Miscellaneous
- H01H2239/038—Anti-vandalism
Landscapes
- Push-Button Switches (AREA)
- Input From Keyboards Or The Like (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Medicines Containing Plant Substances (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH2806/90-6 | 1990-08-29 | ||
| CH2806/90A CH680890A5 (enrdf_load_stackoverflow) | 1990-08-29 | 1990-08-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2049150A1 true CA2049150A1 (en) | 1992-03-01 |
Family
ID=4242012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002049150A Abandoned CA2049150A1 (en) | 1990-08-29 | 1991-08-15 | Flat piezoelectric keyboard |
Country Status (10)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5391410A (en) * | 1992-06-03 | 1995-02-21 | Showa Shell Sekiku K.K. | Plasma CVD of amorphous silicon thin film |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT399406B (de) * | 1992-06-03 | 1995-05-26 | Frequentis Nachrichtentechnik Gmbh | Berührungsempfindliche eingabeeinheit |
| EP0576400B1 (en) * | 1992-06-24 | 1996-09-04 | Algra Holding Ag | Method of making piezoelectric pressure-sensitive key or keyboard and product of the method |
| FI91686C (fi) * | 1992-08-31 | 1994-07-25 | Kai Markus Martesuo | Instrumentti |
| FI97577C (fi) * | 1994-12-28 | 1997-01-10 | Screentec Ky | Näppäimistö |
| RU2221268C2 (ru) * | 1996-06-10 | 2004-01-10 | Теджик Коммьюникейшнз, Инк. | Система устранения неоднозначности редуцированной клавиатуры |
| US5953541A (en) * | 1997-01-24 | 1999-09-14 | Tegic Communications, Inc. | Disambiguating system for disambiguating ambiguous input sequences by displaying objects associated with the generated input sequences in the order of decreasing frequency of use |
| DE19712137A1 (de) * | 1997-03-22 | 1998-09-24 | Aeg Hausgeraete Gmbh | Verfahren und Vorrichtung zum Einstellen eines Betriebszustandes eines Haushaltsgerätes mit einem wenigstens teilweise metallischen Bedienelement |
| RU2134443C1 (ru) * | 1997-07-08 | 1999-08-10 | Государственное научно-производственное предприятие "Рубин" | Пленочная клавиатура |
| BR0012916A (pt) * | 1999-08-06 | 2002-10-22 | Omniboard Inc | Teclado para uso como um dispositivo de entrada para um computador hospedeiro, sistema para uso como um mecanismo de entrada para um computador hospedeiro, e, processo para conectar um teclado a um computador hospedeiro |
| RU2267152C2 (ru) * | 2004-04-14 | 2005-12-27 | Хабузов Василий Арсеньевич | Клавиатура |
| ITTV20040158A1 (it) * | 2004-12-30 | 2005-03-30 | Nice Spa | Telecomando. |
| SI22353A (sl) * | 2006-08-28 | 2008-02-29 | Gorenje Gospodinjski Aparati, D.D. | Na dotik obcutljiva folija in iz nje zasnovano stikalo |
| DE102008011860B4 (de) | 2008-02-29 | 2013-01-10 | Seuffer Gmbh & Co.Kg | Flachtastatur mit piezoelektrischer Erfassung |
| JP2010146482A (ja) * | 2008-12-22 | 2010-07-01 | Sony Corp | 電子機器及び電子機器の製造方法 |
| EP3282587A1 (en) | 2016-08-12 | 2018-02-14 | Big Kaiser Präzisionswerkzeuge Ag | Electronic appliance with a button device |
| FI20205029A1 (en) | 2020-01-14 | 2021-07-15 | Aito Bv | A haptic effect device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4458173A (en) * | 1983-02-04 | 1984-07-03 | Essex-Tec Corporation | Pressure sensitive electric signal generator |
| US4618797A (en) * | 1984-12-24 | 1986-10-21 | Cline David J | Environmentally sealed piezoelectric sensing assembly for electrical switch |
| FR2576726B1 (fr) * | 1985-01-29 | 1993-02-19 | Samokine Georges | Clavier de commande a effleurement |
| CH667763A5 (de) * | 1985-07-23 | 1988-10-31 | Schenk & Co | Folientastatur. |
-
1990
- 1990-08-29 CH CH2806/90A patent/CH680890A5/de not_active IP Right Cessation
-
1991
- 1991-07-19 AT AT91112081T patent/ATE167767T1/de not_active IP Right Cessation
- 1991-07-19 EP EP91112081A patent/EP0472888B1/de not_active Expired - Lifetime
- 1991-07-19 DE DE59109015T patent/DE59109015D1/de not_active Expired - Fee Related
- 1991-08-13 NO NO913156A patent/NO305498B1/no not_active IP Right Cessation
- 1991-08-15 CA CA002049150A patent/CA2049150A1/en not_active Abandoned
- 1991-08-23 FI FI914006A patent/FI106229B/fi active
- 1991-08-28 RU SU915001430A patent/RU2025771C1/ru active
- 1991-08-28 JP JP3217289A patent/JPH04256008A/ja active Pending
- 1991-08-28 BR BR919103703A patent/BR9103703A/pt not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5391410A (en) * | 1992-06-03 | 1995-02-21 | Showa Shell Sekiku K.K. | Plasma CVD of amorphous silicon thin film |
Also Published As
| Publication number | Publication date |
|---|---|
| FI914006A0 (fi) | 1991-08-23 |
| ATE167767T1 (de) | 1998-07-15 |
| EP0472888B1 (de) | 1998-06-24 |
| EP0472888A1 (de) | 1992-03-04 |
| BR9103703A (pt) | 1992-05-19 |
| NO305498B1 (no) | 1999-06-07 |
| DE59109015D1 (de) | 1998-07-30 |
| CH680890A5 (enrdf_load_stackoverflow) | 1992-11-30 |
| NO913156L (no) | 1992-03-02 |
| NO913156D0 (no) | 1991-08-13 |
| FI106229B (fi) | 2000-12-15 |
| RU2025771C1 (ru) | 1994-12-30 |
| JPH04256008A (ja) | 1992-09-10 |
| FI914006L (fi) | 1992-03-01 |
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|---|---|---|
| CA2049150A1 (en) | Flat piezoelectric keyboard | |
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| CA1254971A (en) | Laminated piezoelectric keyboard | |
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| WO1999039436A1 (en) | Piezoelectric keyboard | |
| JP2665712B2 (ja) | 押釦スイッチのキートップ板 | |
| JP2665711B2 (ja) | 押釦スイッチのキートップ板 | |
| US4394547A (en) | Laminated membrane switch | |
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| CN218646478U (zh) | 一种传感器压合装置 | |
| KR0125221Y1 (ko) | 멤브레인 키보드의 구조 | |
| JPS6347212B2 (enrdf_load_stackoverflow) | ||
| JP2893166B2 (ja) | 押釦スイッチのキートップ板 | |
| JPS6342422Y2 (enrdf_load_stackoverflow) | ||
| JPH08306261A (ja) | 表面実装型タクトスイッチ及びその製造方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |