IT8148275A0 - Interruttore a pulsante del tipo a capacita' variabile - Google Patents
Interruttore a pulsante del tipo a capacita' variabileInfo
- Publication number
- IT8148275A0 IT8148275A0 IT8148275A IT4827581A IT8148275A0 IT 8148275 A0 IT8148275 A0 IT 8148275A0 IT 8148275 A IT8148275 A IT 8148275A IT 4827581 A IT4827581 A IT 4827581A IT 8148275 A0 IT8148275 A0 IT 8148275A0
- Authority
- IT
- Italy
- Prior art keywords
- push button
- button switch
- variable capacity
- capacity type
- type push
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G5/00—Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture
- H01G5/01—Details
- H01G5/013—Dielectrics
- H01G5/0134—Solid dielectrics
-
- 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
- H03K17/965—Switches controlled by moving an element forming part of the switch
- H03K17/975—Switches controlled by moving an element forming part of the switch using a capacitive movable element
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Push-Button Switches (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55049826A JPS5851646B2 (ja) | 1980-04-16 | 1980-04-16 | 静電容量可変式押釦スイツチ |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8148275A0 true IT8148275A0 (it) | 1981-04-14 |
IT1170888B IT1170888B (it) | 1987-06-03 |
Family
ID=12841894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48275/81A IT1170888B (it) | 1980-04-16 | 1981-04-14 | Interruttore a pulsante del tipo a capacita' variabile |
Country Status (6)
Country | Link |
---|---|
US (1) | US4423464A (it) |
JP (1) | JPS5851646B2 (it) |
DE (1) | DE3114518A1 (it) |
FR (1) | FR2481028B1 (it) |
GB (1) | GB2073952B (it) |
IT (1) | IT1170888B (it) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU83911A1 (fr) * | 1982-01-29 | 1983-09-02 | Oreal | Produit nettoyant des cheveux et de la peau a base d'acylise thionates et de polymeres cationiques |
DE3236056A1 (de) * | 1982-09-29 | 1984-03-29 | Siemens AG, 1000 Berlin und 8000 München | Detektormatte |
DE3337122A1 (de) * | 1982-10-20 | 1984-04-26 | Siemens AG, 1000 Berlin und 8000 München | Kapazitive taste |
US4593191A (en) * | 1982-12-29 | 1986-06-03 | At&T Bell Laboratories | Pressure and optical sensitive device with deformable protrusions |
KR900006479Y1 (ko) * | 1983-04-20 | 1990-07-26 | 부라더 고오교 가부시기가이샤 | 키보드 |
US4560844A (en) * | 1983-07-11 | 1985-12-24 | Brother Kogyo Kabushiki Kaisha | Key-holding structure of a keyboard with curved operating surface of keys |
GB2145877B (en) * | 1983-08-26 | 1987-10-14 | Jacques Lewiner | Improvements to capacitive keyboards |
US4560845A (en) * | 1983-10-20 | 1985-12-24 | Brother Kogyo Kabushiki Kaisha | Keyboard |
DE3509412A1 (de) * | 1985-03-15 | 1986-09-25 | Maschinenbau Oppenweiler Binder GmbH & Co, 7155 Oppenweiler | Elektromechanischer anschlagfuehler |
US4760217A (en) * | 1987-02-04 | 1988-07-26 | Brother Kogyo Kabushiki Kaisha | Keyboard having lower casing with integral upraised portion for supporting PC board, and key switch having air vent in PC board |
US4849852A (en) * | 1988-09-30 | 1989-07-18 | Alps Electric (U.S.A.), Inc. | Variable capacitance push-button switch |
DE4203124A1 (de) * | 1992-02-04 | 1992-08-13 | Siemens Ag | Taktiler sensor |
US5559665A (en) * | 1995-02-10 | 1996-09-24 | Eaton Corporation | Capacitive switching assembly |
US6558222B1 (en) | 1997-02-28 | 2003-05-06 | Paul Thomas Maddock | Panelling and supports for interconnected toy blocks |
US5923522A (en) * | 1997-06-27 | 1999-07-13 | Eaton Corporation | Capacitive switch with elastomeric membrane actuator |
US6453527B1 (en) | 1998-07-28 | 2002-09-24 | Delaware Capital Formation, Inc. | Free form capacitor |
US6104598A (en) * | 1999-07-28 | 2000-08-15 | Delaware Capital Formation, Inc. | Free form capacitor |
GB2394775B (en) * | 2002-10-31 | 2006-12-20 | Hm Technology Internat Ltd | Mechanically operable electrical device |
JP4503424B2 (ja) * | 2004-11-30 | 2010-07-14 | アルプス電気株式会社 | 多段スイッチ装置 |
DE102018107884A1 (de) * | 2018-04-04 | 2019-10-10 | Valeo Schalter Und Sensoren Gmbh | Bedienvorrichtung zum Bedienen von zumindest einem Gerät eines Kraftfahrzeugs, wobei eine Bedienung in Abhängigkeit von zwei physikalischen Parametern durchführbar ist, Kraftfahrzeug sowie Verfahren |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT799480A (it) * | 1966-10-10 | |||
US3530344A (en) * | 1969-03-12 | 1970-09-22 | Gen Electric | Electrical capacitor |
GB1223099A (en) * | 1969-07-29 | 1971-02-24 | Zd Elektroizmeritelnykh Pribor | Improvements in and relating to electrical switches |
GB1443174A (en) * | 1973-04-06 | 1976-07-21 | Alphameric Keyboards Ltd | Keyboards for electronic circuits |
DE2434390A1 (de) * | 1973-07-17 | 1975-02-27 | Alphameric Holdings Ltd | Tastatur |
US3965399A (en) * | 1974-03-22 | 1976-06-22 | Walker Jr Frank A | Pushbutton capacitive transducer |
US4047241A (en) * | 1976-04-12 | 1977-09-06 | Burroughs Corporation | Capacitive switch |
FR2355658A1 (fr) * | 1976-06-22 | 1978-01-20 | Controls Dev Corp | Convertisseur electromecanique pour clavier |
-
1980
- 1980-04-16 JP JP55049826A patent/JPS5851646B2/ja not_active Expired
-
1981
- 1981-04-03 GB GB8110468A patent/GB2073952B/en not_active Expired
- 1981-04-10 DE DE19813114518 patent/DE3114518A1/de not_active Ceased
- 1981-04-13 US US06/253,588 patent/US4423464A/en not_active Expired - Fee Related
- 1981-04-14 IT IT48275/81A patent/IT1170888B/it active
- 1981-04-15 FR FR8107565A patent/FR2481028B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2481028A1 (fr) | 1981-10-23 |
DE3114518A1 (de) | 1982-03-11 |
GB2073952B (en) | 1985-02-20 |
GB2073952A (en) | 1981-10-21 |
US4423464A (en) | 1983-12-27 |
JPS5851646B2 (ja) | 1983-11-17 |
IT1170888B (it) | 1987-06-03 |
JPS56147325A (en) | 1981-11-16 |
FR2481028B1 (fr) | 1987-09-18 |
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