FR1375762A - Clavier électrique - Google Patents

Clavier électrique

Info

Publication number
FR1375762A
FR1375762A FR939527A FR939527A FR1375762A FR 1375762 A FR1375762 A FR 1375762A FR 939527 A FR939527 A FR 939527A FR 939527 A FR939527 A FR 939527A FR 1375762 A FR1375762 A FR 1375762A
Authority
FR
France
Prior art keywords
electric keyboard
keyboard
electric
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
FR939527A
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 US206319A external-priority patent/US3196219A/en
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Priority to FR939527A priority Critical patent/FR1375762A/fr
Application granted granted Critical
Publication of FR1375762A publication Critical patent/FR1375762A/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/24—Contacts characterised by the manner in which co-operating contacts engage by abutting with resilient mounting
    • 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
FR939527A 1962-06-29 1963-06-27 Clavier électrique Expired FR1375762A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR939527A FR1375762A (fr) 1962-06-29 1963-06-27 Clavier électrique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US206319A US3196219A (en) 1962-06-29 1962-06-29 Keyboard having a stretchable sinuous contacting member
FR939527A FR1375762A (fr) 1962-06-29 1963-06-27 Clavier électrique

Publications (1)

Publication Number Publication Date
FR1375762A true FR1375762A (fr) 1964-10-23

Family

ID=26202084

Family Applications (1)

Application Number Title Priority Date Filing Date
FR939527A Expired FR1375762A (fr) 1962-06-29 1963-06-27 Clavier électrique

Country Status (1)

Country Link
FR (1) FR1375762A (fr)

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