ES427962A1 - Perfeccionamientos introducidos en un conmutador de tecla- do. - Google Patents

Perfeccionamientos introducidos en un conmutador de tecla- do.

Info

Publication number
ES427962A1
ES427962A1 ES427962A ES427962A ES427962A1 ES 427962 A1 ES427962 A1 ES 427962A1 ES 427962 A ES427962 A ES 427962A ES 427962 A ES427962 A ES 427962A ES 427962 A1 ES427962 A1 ES 427962A1
Authority
ES
Spain
Prior art keywords
contact
key
engagement
contact members
pair
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
ES427962A
Other languages
English (en)
Spanish (es)
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
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Publication of ES427962A1 publication Critical patent/ES427962A1/es
Expired 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
    • 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

Landscapes

  • Push-Button Switches (AREA)
  • Input From Keyboards Or The Like (AREA)
ES427962A 1973-07-05 1974-07-04 Perfeccionamientos introducidos en un conmutador de tecla- do. Expired ES427962A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00376779A US3842229A (en) 1973-07-05 1973-07-05 Keyboard pushbutton switch

Publications (1)

Publication Number Publication Date
ES427962A1 true ES427962A1 (es) 1976-08-16

Family

ID=23486452

Family Applications (1)

Application Number Title Priority Date Filing Date
ES427962A Expired ES427962A1 (es) 1973-07-05 1974-07-04 Perfeccionamientos introducidos en un conmutador de tecla- do.

Country Status (14)

Country Link
US (1) US3842229A (da)
JP (1) JPS5039418A (da)
AU (1) AU7027474A (da)
BR (1) BR7405523D0 (da)
CA (1) CA1010096A (da)
CS (1) CS178173B2 (da)
DD (1) DD113973A5 (da)
DK (1) DK360174A (da)
ES (1) ES427962A1 (da)
FR (1) FR2236263A1 (da)
IT (1) IT1016303B (da)
NL (1) NL7408664A (da)
RO (1) RO70422A (da)
SU (1) SU620228A3 (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3962556A (en) * 1975-01-10 1976-06-08 Texas Instruments Incorporated Keyboard with versatile switch support structures
US4118611A (en) * 1977-08-30 1978-10-03 International Business Machines Corporation Buckling spring torsional snap actuator
DE2854096C2 (de) * 1978-12-14 1982-04-08 Siemens AG, 1000 Berlin und 8000 München Tastenschalter, insbesondere für Tastaturen in Schreibmaschinen und ähnlichen Einrichtungen
JPS58147615U (ja) * 1982-03-29 1983-10-04 日鐵溶接工業株式会社 横置ル−プ状線材の石灰コ−テイング装置
DE8411745U1 (de) * 1984-04-13 1986-02-06 Siemens AG, 1000 Berlin und 8000 München Drucktaste
JPS61151214U (da) * 1985-03-09 1986-09-18
GB2371022B (en) * 2000-12-29 2005-01-12 Nokia Mobile Phones Ltd A portable communication device
US6965789B2 (en) * 2000-12-29 2005-11-15 Vertu Limited Portable communication device
USD873271S1 (en) * 2019-08-07 2020-01-21 Shenzhen Qianhai Patuoxun Network And Technology Co., Ltd. Keyboard

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2910551A (en) * 1957-04-22 1959-10-27 Generald Motors Corp Switch assembly
US3223794A (en) * 1963-11-13 1965-12-14 Indak Mfg Corp Multiple position electrical switch with contact rails and dummy contact pressure stabilizers
US3259721A (en) * 1964-03-19 1966-07-05 Therm O Disc Inc Thermostatic switch with rocking bridging contact
US3244847A (en) * 1964-05-22 1966-04-05 Navigation Computer Corp Manually operated keyboard switch in a stationary mount with guided shaftway
GB1140521A (en) * 1965-01-08 1969-01-22 Plessey Uk Ltd Improvements relating to electric ignition devices
US3707609A (en) * 1971-10-27 1972-12-26 Texas Instruments Inc Diaphragm pushbutton switch array for keyboards
US3731032A (en) * 1971-10-28 1973-05-01 Us Controls Corp Electrical switch with contact wiping
US3786205A (en) * 1972-05-11 1974-01-15 Becton Dickinson Co Keyboard switch assembly with movable, multi-contact means and associated swinger portions

Also Published As

Publication number Publication date
DE2432316A1 (de) 1975-01-23
CS178173B2 (da) 1977-08-31
JPS5039418A (da) 1975-04-11
FR2236263A1 (da) 1975-01-31
IT1016303B (it) 1977-05-30
NL7408664A (nl) 1975-01-07
DE2432316B2 (de) 1977-06-30
US3842229A (en) 1974-10-15
BR7405523D0 (pt) 1975-05-13
DD113973A5 (da) 1975-07-05
CA1010096A (en) 1977-05-10
SU620228A3 (ru) 1978-08-15
DK360174A (da) 1975-02-24
AU7027474A (en) 1976-01-08
RO70422A (ro) 1982-05-10

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