DE3200597A1 - "kapazitiver tastenschalter mit uebersteuerungskolbenmechanismus" - Google Patents

"kapazitiver tastenschalter mit uebersteuerungskolbenmechanismus"

Info

Publication number
DE3200597A1
DE3200597A1 DE19823200597 DE3200597A DE3200597A1 DE 3200597 A1 DE3200597 A1 DE 3200597A1 DE 19823200597 DE19823200597 DE 19823200597 DE 3200597 A DE3200597 A DE 3200597A DE 3200597 A1 DE3200597 A1 DE 3200597A1
Authority
DE
Germany
Prior art keywords
key switch
piston
plate
arm
curvilinear
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.)
Withdrawn
Application number
DE19823200597
Other languages
German (de)
English (en)
Inventor
John Klose 60106 Bensenville Ill. McVey
Edward William 60007 Elk Grove Village Ill. Wanatowicz jun.
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 DE3200597A1 publication Critical patent/DE3200597A1/de
Withdrawn legal-status Critical Current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)
  • Oscillators With Electromechanical Resonators (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Electronic Switches (AREA)
DE19823200597 1981-01-21 1982-01-12 "kapazitiver tastenschalter mit uebersteuerungskolbenmechanismus" Withdrawn DE3200597A1 (de)

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 (1)

Publication Number Publication Date
DE3200597A1 true DE3200597A1 (de) 1982-08-26

Family

ID=22849499

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823200597 Withdrawn DE3200597A1 (de) 1981-01-21 1982-01-12 "kapazitiver tastenschalter mit uebersteuerungskolbenmechanismus"

Country Status (16)

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

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
EP1946344A1 (en) * 2005-11-11 2008-07-23 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

Family Cites Families (7)

* 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
AU466541B2 (en) * 1972-08-10 1975-10-30 Oak Industries Inc Low profile keyboard switch
JPS5542759B2 (enExample) * 1973-11-02 1980-11-01
US4090229A (en) * 1976-09-30 1978-05-16 Becton, Dickinson Electronics Company Capacitive key for keyboard
GB1584345A (en) * 1977-05-11 1981-02-11 Alphameric Keyboards Ltd Keyboards

Also Published As

Publication number Publication date
GB2091489B (en) 1985-01-03
ATA9682A (de) 1985-04-15
IT1149454B (it) 1986-12-03
US4352144A (en) 1982-09-28
BE891832A (nl) 1982-07-20
DK23782A (da) 1982-07-22
NL8105653A (nl) 1982-08-16
AR228173A1 (es) 1983-01-31
JPS57141818A (en) 1982-09-02
GB2091489A (en) 1982-07-28
BR8200170A (pt) 1982-11-03
FR2498394A1 (fr) 1982-07-23
NO820162L (no) 1982-07-22
AT379261B (de) 1985-12-10
IT8219092A0 (it) 1982-01-13
FR2498394B1 (enExample) 1984-06-15
CA1168730A (en) 1984-06-05
SE8200292L (sv) 1982-07-22
CH645487A5 (fr) 1984-09-28

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee