FR1213562A - Perfectionnements aux interrupteurs - Google Patents

Perfectionnements aux interrupteurs

Info

Publication number
FR1213562A
FR1213562A FR1213562DA FR1213562A FR 1213562 A FR1213562 A FR 1213562A FR 1213562D A FR1213562D A FR 1213562DA FR 1213562 A FR1213562 A FR 1213562A
Authority
FR
France
Prior art keywords
refinements
switch
switch refinements
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)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR1213562A publication Critical patent/FR1213562A/fr
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
    • H01H13/70—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
    • H01H13/72—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 wherein the switch has means for limiting the number of operating members that can concurrently be in the actuated position
    • H01H13/74—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 wherein the switch has means for limiting the number of operating members that can concurrently be in the actuated position each contact set returning to its original state only upon actuation of another of the operating members
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
    • H01H21/02—Details
    • H01H21/18—Movable parts; Contacts mounted thereon
    • H01H21/22—Operating parts, e.g. handle
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/20—Control lever and linkage systems
    • Y10T74/20207—Multiple controlling elements for single controlled element
    • Y10T74/20238—Interlocked
    • Y10T74/20244—Push button
FR1213562D 1957-09-03 1958-09-03 Perfectionnements aux interrupteurs Expired FR1213562A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US681552A US2821582A (en) 1957-09-03 1957-09-03 Piano key switch

Publications (1)

Publication Number Publication Date
FR1213562A true FR1213562A (fr) 1960-04-01

Family

ID=24735758

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1213562D Expired FR1213562A (fr) 1957-09-03 1958-09-03 Perfectionnements aux interrupteurs

Country Status (2)

Country Link
US (1) US2821582A (fr)
FR (1) FR1213562A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3071659A (en) * 1960-03-23 1963-01-01 Gen Electric Rocker-operated switch
US3179756A (en) * 1961-05-23 1965-04-20 Gen Electric Key-operated pushbutton switch
US3136869A (en) * 1962-06-21 1964-06-09 Hammond Organ Co Interlocking control tablets for use in an organ
US3489867A (en) * 1968-11-04 1970-01-13 Standard Kollsman Ind Inc Pushbutton selector switch
CA1000330A (en) * 1974-06-14 1976-11-23 Northern Electric Company Limited Pushbutton switch assembly
US4061072A (en) * 1976-02-10 1977-12-06 Castillo Juan M Del Device to identify chords on a keyboard instrument and key mechanism for use therewith
JPS5737372Y2 (fr) * 1976-07-02 1982-08-18
JPS6119471Y2 (fr) * 1979-09-08 1986-06-12
US5749457A (en) * 1996-12-23 1998-05-12 Motorola Inc. Electronic device with switch and pivotable actuator assembly

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2535178A (en) * 1950-12-26 Auxiliary keyboard
US1423306A (en) * 1920-01-31 1922-07-18 Bryant Electric Co Electric switch

Also Published As

Publication number Publication date
US2821582A (en) 1958-01-28

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