DE2408423B2 - Tastatur - Google Patents

Tastatur

Info

Publication number
DE2408423B2
DE2408423B2 DE19742408423 DE2408423A DE2408423B2 DE 2408423 B2 DE2408423 B2 DE 2408423B2 DE 19742408423 DE19742408423 DE 19742408423 DE 2408423 A DE2408423 A DE 2408423A DE 2408423 B2 DE2408423 B2 DE 2408423B2
Authority
DE
Germany
Prior art keywords
conductive
carrier
contact
members
support
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Withdrawn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
DE19742408423
Other languages
German (de)
English (en)
Other versions
DE2408423A1 (de
Inventor
Henry Joseph Cumberland R.I. Boulanger (V.St.A.)
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments 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
Priority claimed from US00334345A external-priority patent/US3808384A/en
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of DE2408423A1 publication Critical patent/DE2408423A1/de
Publication of DE2408423B2 publication Critical patent/DE2408423B2/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00—Input mechanisms
    • G06C7/02—Keyboards
    • G06C7/08—Keyboards with one set of keys for all denominations, e.g. ten-key board
    • 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
    • H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
    • H01H13/64—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member wherein the switch has more than two electrically distinguishable positions, e.g. multi-position push-button switches
    • 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
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/7006—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard comprising a separate movable contact element for each switch site, all other elements being integrated in layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Push-Button Switches (AREA)
  • Input From Keyboards Or The Like (AREA)
DE19742408423 1973-02-21 1974-02-21 Tastatur Withdrawn DE2408423B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00334345A US3808384A (en) 1971-06-01 1973-02-21 Pushbutton keyboard system

Publications (2)

Publication Number Publication Date
DE2408423A1 DE2408423A1 (de) 1974-09-05
DE2408423B2 true DE2408423B2 (de) 1977-03-03

Family

ID=23306796

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19742408423 Withdrawn DE2408423B2 (de) 1973-02-21 1974-02-21 Tastatur

Country Status (7)

Country Link
JP (1) JPS5036033A (enExample)
AR (1) AR200765A1 (enExample)
BR (1) BR7401238D0 (enExample)
CA (1) CA1019793A (enExample)
DE (1) DE2408423B2 (enExample)
ES (1) ES423441A1 (enExample)
IT (1) IT1051570B (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3010515A1 (de) * 1980-03-19 1981-09-24 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Tastatur
DE3110886A1 (de) * 1981-03-20 1982-09-30 Kienzle Apparate Gmbh, 7730 Villingen-Schwenningen In einem gehaeuse angeordnete tastatur
DE9200205U1 (de) * 1992-01-10 1993-02-04 Dyna Systems GmbH, 8999 Scheidegg Eingabetastatur für besondere Umweltbedingungen

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3010515A1 (de) * 1980-03-19 1981-09-24 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Tastatur
DE3110886A1 (de) * 1981-03-20 1982-09-30 Kienzle Apparate Gmbh, 7730 Villingen-Schwenningen In einem gehaeuse angeordnete tastatur
DE9200205U1 (de) * 1992-01-10 1993-02-04 Dyna Systems GmbH, 8999 Scheidegg Eingabetastatur für besondere Umweltbedingungen

Also Published As

Publication number Publication date
CA1019793A (en) 1977-10-25
BR7401238D0 (pt) 1974-11-19
JPS5036033A (enExample) 1975-04-04
AR200765A1 (es) 1974-12-13
IT1051570B (it) 1981-05-20
ES423441A1 (es) 1976-06-01
DE2408423A1 (de) 1974-09-05

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Legal Events

Date Code Title Description
BHN Withdrawal