BE774275A - Vaste-toestandschakelaar voor een toetsenbord - Google Patents

Vaste-toestandschakelaar voor een toetsenbord

Info

Publication number
BE774275A
BE774275A BE774275A BE774275A BE774275A BE 774275 A BE774275 A BE 774275A BE 774275 A BE774275 A BE 774275A BE 774275 A BE774275 A BE 774275A BE 774275 A BE774275 A BE 774275A
Authority
BE
Belgium
Prior art keywords
keyboard
fixed state
state switch
switch
fixed
Prior art date
Application number
BE774275A
Other languages
English (en)
Inventor
V M Bernin
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 BE774275A publication Critical patent/BE774275A/nl

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
    • 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
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L13/00—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00
    • H04L13/16—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00 of transmitters, e.g. code-bars, code-discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Input From Keyboards Or The Like (AREA)
BE774275A 1970-10-26 1971-10-21 Vaste-toestandschakelaar voor een toetsenbord BE774275A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8518270A 1970-10-26 1970-10-26

Publications (1)

Publication Number Publication Date
BE774275A true BE774275A (nl) 1972-04-21

Family

ID=22189983

Family Applications (1)

Application Number Title Priority Date Filing Date
BE774275A BE774275A (nl) 1970-10-26 1971-10-21 Vaste-toestandschakelaar voor een toetsenbord

Country Status (11)

Country Link
US (1) US3698531A (nl)
JP (1) JPS5124333B1 (nl)
AU (1) AU455254B2 (nl)
BE (1) BE774275A (nl)
BR (1) BR7107113D0 (nl)
CA (1) CA929468A (nl)
DE (1) DE2152209A1 (nl)
FR (1) FR2131240A5 (nl)
GB (1) GB1347774A (nl)
NL (1) NL7114348A (nl)
SE (1) SE371310B (nl)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3761016A (en) * 1972-08-23 1973-09-25 Singer Co Keyboard having improved magnetic actuator
US3825908A (en) * 1973-02-02 1974-07-23 Illinois Tool Works Solid state switch structure
US3825909A (en) * 1973-02-02 1974-07-23 Illinois Tool Works Solid state switch structure
US3836910A (en) * 1973-03-27 1974-09-17 Illinois Tool Works Solid state phase output switch with noise immunity and diagnostic capabilities
US3848216A (en) * 1973-10-09 1974-11-12 J Gamble Solid state keyboard switch
US3911429A (en) * 1974-04-08 1975-10-07 Ibm Self-energized magnetic keys
US3958202A (en) * 1974-11-18 1976-05-18 Illinois Tool Works Inc. Positional transducer utilizing magnetic elements having improved operating characteristics
US4028696A (en) * 1976-01-26 1977-06-07 Illinois Tool Works Inc. Double depression magnetic keyswitch
US4121185A (en) * 1977-07-18 1978-10-17 Illinois Tool Works Inc. Linear position sensor
US4494109A (en) * 1978-09-27 1985-01-15 Bernin Victor M Noncontacting keyboard employing a transformer element
US4300127A (en) * 1978-09-27 1981-11-10 Bernin Victor M Solid state noncontacting keyboard employing a differential transformer element
US4398180A (en) * 1980-06-26 1983-08-09 International Standard Electric Corporation Contactless keyboard
IT1163231B (it) * 1982-04-07 1987-04-08 Int Standard Electric Corp Tastiera senza contatti includente una matrice di tasti
US4507601A (en) * 1983-02-25 1985-03-26 Andresen Herman J Lever stroke control
US4574286A (en) * 1983-02-28 1986-03-04 Andresen Herman J Controller of magnetically saturated type having programmed output characteristic
US4733214A (en) * 1983-05-23 1988-03-22 Andresen Herman J Multi-directional controller having resiliently biased cam and cam follower for tactile feedback
US4639667A (en) * 1983-05-23 1987-01-27 Andresen Herman J Contactless controllers sensing displacement along two orthogonal directions by the overlap of a magnet and saturable cores
FR2638010B1 (fr) * 1988-10-13 1991-01-18 Acroe Clavier retroactif modulaire et actionneur modulaire plat
CA2192230A1 (en) * 1996-12-05 1998-06-05 Rich Chen Electromagnetic sensitive switch
US7164335B2 (en) * 2002-05-31 2007-01-16 G.T. Development Corporation Switch assembly employing magnetic reed switches

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL209920A (nl) * 1955-08-26
US2997703A (en) * 1956-08-03 1961-08-22 Clary Corp Keyboard controlled circuitry
US3129418A (en) * 1960-08-04 1964-04-14 Teledyne Inc Electronic keyboard
US3160875A (en) * 1962-08-01 1964-12-08 Sperry Rand Corp Magnetic encoder
US3403386A (en) * 1966-01-24 1968-09-24 Burroughs Corp Format control
US3363737A (en) * 1966-04-11 1968-01-16 Kokusai Denshin Denwa Co Ltd Pulse generating key board
US3585297A (en) * 1968-06-04 1971-06-15 Wyle Laboratories Keyboard for generating coded signals
US3488613A (en) * 1968-10-30 1970-01-06 Milli Switch Corp Magnetic keyboard switch
US3495236A (en) * 1969-04-16 1970-02-10 Burroughs Corp Transducer

Also Published As

Publication number Publication date
BR7107113D0 (pt) 1973-03-29
SE371310B (nl) 1974-11-11
DE2152209A1 (de) 1972-04-27
NL7114348A (nl) 1972-04-28
AU455254B2 (en) 1974-11-21
CA929468A (en) 1973-07-03
JPS5124333B1 (nl) 1976-07-23
FR2131240A5 (nl) 1972-11-10
US3698531A (en) 1972-10-17
AU3459871A (en) 1973-04-19
GB1347774A (en) 1974-02-27

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