GB1252118A - - Google Patents

Info

Publication number
GB1252118A
GB1252118A GB1252118DA GB1252118A GB 1252118 A GB1252118 A GB 1252118A GB 1252118D A GB1252118D A GB 1252118DA GB 1252118 A GB1252118 A GB 1252118A
Authority
GB
United Kingdom
Prior art keywords
buttons
button
light
behind
engageable
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
Other languages
English (en)
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 filed Critical
Publication of GB1252118A publication Critical patent/GB1252118A/en
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
    • H01H13/023—Light-emitting indicators
    • 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)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
GB1252118D 1969-06-09 1970-05-14 Expired GB1252118A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83158969A 1969-06-09 1969-06-09

Publications (1)

Publication Number Publication Date
GB1252118A true GB1252118A (enrdf_load_stackoverflow) 1971-11-03

Family

ID=25259410

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1252118D Expired GB1252118A (enrdf_load_stackoverflow) 1969-06-09 1970-05-14

Country Status (6)

Country Link
US (1) US3584174A (enrdf_load_stackoverflow)
JP (1) JPS515514B1 (enrdf_load_stackoverflow)
DE (1) DE2027778A1 (enrdf_load_stackoverflow)
FR (1) FR2045935A1 (enrdf_load_stackoverflow)
GB (1) GB1252118A (enrdf_load_stackoverflow)
NL (1) NL7007886A (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50100679U (enrdf_load_stackoverflow) * 1974-01-22 1975-08-20
JPS5525449Y2 (enrdf_load_stackoverflow) * 1974-11-06 1980-06-19
US4013855A (en) * 1975-03-17 1977-03-22 Tektronix, Inc. Modular pushbutton switch
JPS5840495Y2 (ja) * 1975-05-22 1983-09-12 テクトロニツクス インコ−ポレイテツド オシボタンスイツチソウチ
US4124879A (en) * 1977-05-20 1978-11-07 Motorola, Inc. Illumination apparatus for use in an illuminatable pushbutton keyset and the like
US4163883A (en) * 1977-12-30 1979-08-07 Texas Instruments Incorporated Keyboard with illuminated keys
FR2459541A1 (fr) * 1979-06-14 1981-01-09 Ferodo Sa Dispositif d'eclairage d'un tableau de commande
DE3019021A1 (de) * 1980-05-19 1981-11-26 Vdo Adolf Schindling Ag, 6000 Frankfurt Beleuchtungseinrichtung fuer einen drucktastenschalter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3163739A (en) * 1961-09-13 1964-12-29 Gen Electric Switch with selectively lighted pushbutton actuators
US3169506A (en) * 1963-12-16 1965-02-16 Philco Corp Operation-indicating means for pushbutton-operated mechanism
US3305677A (en) * 1965-01-13 1967-02-21 Rca Corp Lighted push-button
US3336456A (en) * 1966-09-14 1967-08-15 Ark Les Switch Corp Illuminated push button switch

Also Published As

Publication number Publication date
JPS515514B1 (enrdf_load_stackoverflow) 1976-02-20
DE2027778A1 (de) 1971-04-22
NL7007886A (enrdf_load_stackoverflow) 1970-12-11
FR2045935A1 (enrdf_load_stackoverflow) 1971-03-05
US3584174A (en) 1971-06-08

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees