CA963393A - Solid state keyboard - Google Patents

Solid state keyboard

Info

Publication number
CA963393A
CA963393A CA149,262A CA149262A CA963393A CA 963393 A CA963393 A CA 963393A CA 149262 A CA149262 A CA 149262A CA 963393 A CA963393 A CA 963393A
Authority
CA
Canada
Prior art keywords
solid state
state keyboard
keyboard
solid
state
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
CA149,262A
Other languages
English (en)
Other versions
CA149262S (en
Inventor
Victor M. Bernin
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.)
Illinois Tool Works Inc
Original Assignee
Illinois Tool Works Inc
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 Inc filed Critical Illinois Tool Works Inc
Application granted granted Critical
Publication of CA963393A publication Critical patent/CA963393A/en
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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J5/00—Devices or arrangements for controlling character selection
    • B41J5/08—Character or syllable selected by means of keys or keyboards of the typewriter type
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/066—Actuators replaceable
    • 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
CA149,262A 1972-06-02 1972-08-11 Solid state keyboard Expired CA963393A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25920972A 1972-06-02 1972-06-02

Publications (1)

Publication Number Publication Date
CA963393A true CA963393A (en) 1975-02-25

Family

ID=22983995

Family Applications (1)

Application Number Title Priority Date Filing Date
CA149,262A Expired CA963393A (en) 1972-06-02 1972-08-11 Solid state keyboard

Country Status (10)

Country Link
JP (2) JPS4931231A (fr)
AU (1) AU461297B2 (fr)
BR (1) BR7207356D0 (fr)
CA (1) CA963393A (fr)
CH (1) CH566592A5 (fr)
DE (1) DE2244122A1 (fr)
FR (1) FR2188503A5 (fr)
GB (1) GB1360742A (fr)
IT (1) IT972549B (fr)
NL (1) NL7211699A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57158560U (fr) * 1981-03-26 1982-10-05
DE3325491A1 (de) * 1983-06-03 1984-12-06 Cherry Mikroschalter Gmbh, 8572 Auerbach Tastenfeld

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3638221A (en) * 1969-11-24 1972-01-25 Illinois Tool Works Solid-state keyboard

Also Published As

Publication number Publication date
IT972549B (it) 1974-05-31
AU461297B2 (en) 1975-05-22
BR7207356D0 (pt) 1974-05-30
NL7211699A (fr) 1973-12-04
JPS4931231A (fr) 1974-03-20
JPS5397931U (fr) 1978-08-09
DE2244122A1 (de) 1973-12-13
CH566592A5 (fr) 1975-09-15
GB1360742A (en) 1974-07-24
FR2188503A5 (fr) 1974-01-18
AU4569672A (en) 1974-02-28

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