GB2108763B - Capacitive switch - Google Patents

Capacitive switch

Info

Publication number
GB2108763B
GB2108763B GB08229931A GB8229931A GB2108763B GB 2108763 B GB2108763 B GB 2108763B GB 08229931 A GB08229931 A GB 08229931A GB 8229931 A GB8229931 A GB 8229931A GB 2108763 B GB2108763 B GB 2108763B
Authority
GB
United Kingdom
Prior art keywords
capacitive switch
capacitive
switch
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
Application number
GB08229931A
Other versions
GB2108763A (en
Inventor
Walter L Cherry
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cherry Corp
Original Assignee
Cherry Electrical Products Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Cherry Electrical Products Corp filed Critical Cherry Electrical Products Corp
Publication of GB2108763A publication Critical patent/GB2108763A/en
Application granted granted Critical
Publication of GB2108763B publication Critical patent/GB2108763B/en
Expired legal-status Critical Current

Links

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
    • H03K17/965—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
    • H03K17/98—Switches controlled by moving an element forming part of the switch using a capacitive movable element having a plurality of control members, e.g. keyboard
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2235/00—Springs
GB08229931A 1981-11-05 1982-10-20 Capacitive switch Expired GB2108763B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31848381A 1981-11-05 1981-11-05

Publications (2)

Publication Number Publication Date
GB2108763A GB2108763A (en) 1983-05-18
GB2108763B true GB2108763B (en) 1986-07-02

Family

ID=23238365

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08229931A Expired GB2108763B (en) 1981-11-05 1982-10-20 Capacitive switch

Country Status (3)

Country Link
JP (1) JPS5885227A (en)
DE (1) DE3240925A1 (en)
GB (1) GB2108763B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101887319A (en) * 2009-05-11 2010-11-17 上海易狄欧电子科技有限公司 Keyboard of terminal equipment and signal receiving method thereof

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2141873A (en) * 1983-06-20 1985-01-03 Marconi Co Ltd Capacitive pressure sensors
CN101908874A (en) * 2009-06-03 2010-12-08 Ge医疗***环球技术有限公司 Capacitance data input device with mechanical touch sense
DE202011110179U1 (en) 2011-07-25 2013-05-08 BSH Bosch und Siemens Hausgeräte GmbH Operating device for a household appliance and household appliance
DE102011079737A1 (en) 2011-07-25 2013-01-31 BSH Bosch und Siemens Hausgeräte GmbH Operating device for a household appliance and household appliance
DE102011054679B4 (en) * 2011-10-20 2013-06-06 Prettl Home Appliance Solutions Gmbh Operating element and operating device for a household appliance, as well as household appliance

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101887319A (en) * 2009-05-11 2010-11-17 上海易狄欧电子科技有限公司 Keyboard of terminal equipment and signal receiving method thereof

Also Published As

Publication number Publication date
JPS5885227A (en) 1983-05-21
DE3240925A1 (en) 1983-05-11
GB2108763A (en) 1983-05-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee