CH549835A - Commutateur a touche pour clavier. - Google Patents

Commutateur a touche pour clavier.

Info

Publication number
CH549835A
CH549835A CH1680172A CH1680172A CH549835A CH 549835 A CH549835 A CH 549835A CH 1680172 A CH1680172 A CH 1680172A CH 1680172 A CH1680172 A CH 1680172A CH 549835 A CH549835 A CH 549835A
Authority
CH
Switzerland
Prior art keywords
key switch
keypad key
keypad
switch
key
Prior art date
Application number
CH1680172A
Other languages
English (en)
French (fr)
Original Assignee
Illinois Tool Works
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 Illinois Tool Works filed Critical Illinois Tool Works
Publication of CH549835A publication Critical patent/CH549835A/fr

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
CH1680172A 1971-11-18 1972-11-17 Commutateur a touche pour clavier. CH549835A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19987271A 1971-11-18 1971-11-18

Publications (1)

Publication Number Publication Date
CH549835A true CH549835A (fr) 1974-05-31

Family

ID=22739364

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1680172A CH549835A (fr) 1971-11-18 1972-11-17 Commutateur a touche pour clavier.

Country Status (10)

Country Link
US (1) US3714611A (OSRAM)
JP (1) JPS4863637A (OSRAM)
AU (1) AU455620B2 (OSRAM)
CA (1) CA984051A (OSRAM)
CH (1) CH549835A (OSRAM)
DE (1) DE2251676A1 (OSRAM)
FR (1) FR2160515B2 (OSRAM)
GB (1) GB1346128A (OSRAM)
IT (1) IT970930B (OSRAM)
NL (1) NL7214592A (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4099176A (en) * 1974-05-30 1978-07-04 Illinois Tool Works Inc. Magnetic key switch having a removable support assembly
US4017850A (en) * 1976-02-02 1977-04-12 Illinois Tool Works Inc. Magnetic keyswitch with two-piece support assembly
US4334204A (en) * 1980-06-30 1982-06-08 The Boeing Company Proximity switch assembly
US4379973A (en) * 1981-05-20 1983-04-12 C & K Components, Inc. Universal logic switch
DE3300797A1 (de) * 1983-01-12 1984-07-12 E.G.O. Elektro-Geräte Blanc u. Fischer, 7519 Oberderdingen Befestigungseinrichtung fuer eine steuereinrichtung
DE3678620D1 (de) * 1985-06-15 1991-05-16 Ego Elektro Blanc & Fischer Befestigungsvorrichtung zur halterung von funktionsgeraeten o. dgl.

Also Published As

Publication number Publication date
GB1346128A (en) 1974-02-06
US3714611A (en) 1973-01-30
DE2251676A1 (de) 1973-05-24
AU4784372A (en) 1974-04-26
AU455620B2 (en) 1974-11-21
IT970930B (it) 1974-04-20
FR2160515A2 (OSRAM) 1973-06-29
NL7214592A (OSRAM) 1973-05-22
FR2160515B2 (OSRAM) 1979-02-02
CA984051A (en) 1976-02-17
JPS4863637A (OSRAM) 1973-09-04

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Legal Events

Date Code Title Description
PLZ Patent of addition ceased