FR2498394A1 - Commutateur capacitif de touche de clavier - Google Patents

Commutateur capacitif de touche de clavier Download PDF

Info

Publication number
FR2498394A1
FR2498394A1 FR8123706A FR8123706A FR2498394A1 FR 2498394 A1 FR2498394 A1 FR 2498394A1 FR 8123706 A FR8123706 A FR 8123706A FR 8123706 A FR8123706 A FR 8123706A FR 2498394 A1 FR2498394 A1 FR 2498394A1
Authority
FR
France
Prior art keywords
plate
plunger
arm
movable
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.)
Granted
Application number
FR8123706A
Other languages
English (en)
French (fr)
Other versions
FR2498394B1 (Direct
Inventor
John Klose Mcvey
Edward William Wanatowicz Jr
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.)
Illinois Tool Works Inc
Original Assignee
Illinois Tool Works Inc
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 Illinois Tool Works Inc filed Critical Illinois Tool Works Inc
Publication of FR2498394A1 publication Critical patent/FR2498394A1/fr
Application granted granted Critical
Publication of FR2498394B1 publication Critical patent/FR2498394B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/12—Movable parts; Contacts mounted thereon
    • H01H13/20—Driving mechanisms
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2239/00—Miscellaneous
    • H01H2239/006—Containing a capacitive switch or usable as such

Landscapes

  • Push-Button Switches (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Electronic Switches (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
FR8123706A 1981-01-21 1981-12-18 Commutateur capacitif de touche de clavier Granted FR2498394A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/226,583 US4352144A (en) 1981-01-21 1981-01-21 Capacitive keyswitch with overtravel plunger mechanism

Publications (2)

Publication Number Publication Date
FR2498394A1 true FR2498394A1 (fr) 1982-07-23
FR2498394B1 FR2498394B1 (Direct) 1984-06-15

Family

ID=22849499

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8123706A Granted FR2498394A1 (fr) 1981-01-21 1981-12-18 Commutateur capacitif de touche de clavier

Country Status (16)

Country Link
US (1) US4352144A (Direct)
JP (1) JPS57141818A (Direct)
AR (1) AR228173A1 (Direct)
AT (1) AT379261B (Direct)
BE (1) BE891832A (Direct)
BR (1) BR8200170A (Direct)
CA (1) CA1168730A (Direct)
CH (1) CH645487A5 (Direct)
DE (1) DE3200597A1 (Direct)
DK (1) DK23782A (Direct)
FR (1) FR2498394A1 (Direct)
GB (1) GB2091489B (Direct)
IT (1) IT1149454B (Direct)
NL (1) NL8105653A (Direct)
NO (1) NO820162L (Direct)
SE (1) SE8200292L (Direct)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7026362B2 (en) 2001-10-09 2006-04-11 Simax Technologies, Inc. Sol-gel process utilizing reduced mixing temperatures
US7001568B2 (en) 2002-02-01 2006-02-21 Simax Technologies, Inc. Method of removing liquid from pores of a sol-gel monolith
US6928220B2 (en) 2002-02-01 2005-08-09 Simax Technologies, Inc. Sol-gel-derived optical fiber preform and method of manufacture
US20090160672A1 (en) * 2005-11-11 2009-06-25 Linak A/S Electric Hand Control, Especially for Electrically Adjustable Hospital and Care Beds
DE102006035837A1 (de) * 2006-08-01 2008-02-07 Siemens Ag Bedienelement
DE102011121897A1 (de) 2011-12-22 2013-06-27 Diehl Ako Stiftung & Co. Kg Kapazitiver Berührungsschalter

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3916131A (en) * 1972-08-10 1975-10-28 Oak Industries Inc Low profile keyboard switch
US4090229A (en) * 1976-09-30 1978-05-16 Becton, Dickinson Electronics Company Capacitive key for keyboard

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1729704A (en) * 1927-12-10 1929-10-01 Gen Electric Adjustable condenser
US3183912A (en) * 1962-05-31 1965-05-18 George S Mogilner Diathermy machine
US3671822A (en) * 1970-12-17 1972-06-20 Teletype Corp Variable capacitive apparatus
JPS5542759B2 (Direct) * 1973-11-02 1980-11-01
GB1584345A (en) * 1977-05-11 1981-02-11 Alphameric Keyboards Ltd Keyboards

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3916131A (en) * 1972-08-10 1975-10-28 Oak Industries Inc Low profile keyboard switch
US4090229A (en) * 1976-09-30 1978-05-16 Becton, Dickinson Electronics Company Capacitive key for keyboard

Also Published As

Publication number Publication date
GB2091489A (en) 1982-07-28
IT8219092A0 (it) 1982-01-13
FR2498394B1 (Direct) 1984-06-15
AT379261B (de) 1985-12-10
NO820162L (no) 1982-07-22
JPS57141818A (en) 1982-09-02
DE3200597A1 (de) 1982-08-26
SE8200292L (sv) 1982-07-22
BE891832A (nl) 1982-07-20
CA1168730A (en) 1984-06-05
ATA9682A (de) 1985-04-15
US4352144A (en) 1982-09-28
NL8105653A (nl) 1982-08-16
GB2091489B (en) 1985-01-03
BR8200170A (pt) 1982-11-03
IT1149454B (it) 1986-12-03
DK23782A (da) 1982-07-22
AR228173A1 (es) 1983-01-31
CH645487A5 (fr) 1984-09-28

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Legal Events

Date Code Title Description
ST Notification of lapse