FR2518334B1 - Clavier electrique a commande magnetique - Google Patents

Clavier electrique a commande magnetique

Info

Publication number
FR2518334B1
FR2518334B1 FR8123372A FR8123372A FR2518334B1 FR 2518334 B1 FR2518334 B1 FR 2518334B1 FR 8123372 A FR8123372 A FR 8123372A FR 8123372 A FR8123372 A FR 8123372A FR 2518334 B1 FR2518334 B1 FR 2518334B1
Authority
FR
France
Prior art keywords
magnetic control
electric keyboard
keyboard
electric
magnetic
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
FR8123372A
Other languages
English (en)
Other versions
FR2518334A1 (fr
Inventor
Georges Roche
Jackie Suszylo
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.)
Alcatel CIT SA
Original Assignee
Alcatel CIT 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 Alcatel CIT SA filed Critical Alcatel CIT SA
Priority to FR8123372A priority Critical patent/FR2518334B1/fr
Publication of FR2518334A1 publication Critical patent/FR2518334A1/fr
Application granted granted Critical
Publication of FR2518334B1 publication Critical patent/FR2518334B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/97—Switches controlled by moving an element forming part of the switch using a magnetic movable element
    • H03K17/972—Switches controlled by moving an element forming part of the switch using a magnetic movable element having a plurality of control members, e.g. keyboard
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/97—Switches controlled by moving an element forming part of the switch using a magnetic movable element
    • H03K2017/9706—Inductive element
FR8123372A 1981-12-15 1981-12-15 Clavier electrique a commande magnetique Expired FR2518334B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8123372A FR2518334B1 (fr) 1981-12-15 1981-12-15 Clavier electrique a commande magnetique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8123372A FR2518334B1 (fr) 1981-12-15 1981-12-15 Clavier electrique a commande magnetique

Publications (2)

Publication Number Publication Date
FR2518334A1 FR2518334A1 (fr) 1983-06-17
FR2518334B1 true FR2518334B1 (fr) 1986-02-14

Family

ID=9265028

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8123372A Expired FR2518334B1 (fr) 1981-12-15 1981-12-15 Clavier electrique a commande magnetique

Country Status (1)

Country Link
FR (1) FR2518334B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1591179A (fr) * 1968-10-30 1970-04-27
US3623080A (en) * 1970-01-02 1971-11-23 Bunker Ramo Self-encoding keyboard employing eddy current shorting
GB1389729A (en) * 1971-03-23 1975-04-09 Denki Onkyo Co Ltd Decimal to binary converter

Also Published As

Publication number Publication date
FR2518334A1 (fr) 1983-06-17

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Legal Events

Date Code Title Description
ST Notification of lapse