FR1152081A - Circuit indicateur à transistors - Google Patents

Circuit indicateur à transistors

Info

Publication number
FR1152081A
FR1152081A FR1152081DA FR1152081A FR 1152081 A FR1152081 A FR 1152081A FR 1152081D A FR1152081D A FR 1152081DA FR 1152081 A FR1152081 A FR 1152081A
Authority
FR
France
Prior art keywords
indicator circuit
transistor
transistor indicator
circuit
indicator
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
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
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR1152081A publication Critical patent/FR1152081A/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
    • H03K17/18—Modifications for indicating state of switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J13/00—Discharge tubes with liquid-pool cathodes, e.g. metal-vapour rectifying tubes
    • H01J13/02—Details
    • H01J13/48—Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0048—Tubes with a main cathode
    • H01J2893/0058—Grids; Auxiliary internal or external electrodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S74/00—Machine element or mechanism
    • Y10S74/06—Transistor-electronic gearing controls
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/18—Mechanical movements
    • Y10T74/18056—Rotary to or from reciprocating or oscillating
    • Y10T74/18184—Crank, pitman, and lever
FR1152081D 1954-09-30 1955-09-22 Circuit indicateur à transistors Expired FR1152081A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US459289A US2772410A (en) 1954-09-30 1954-09-30 Transistor indicator circuit

Publications (1)

Publication Number Publication Date
FR1152081A true FR1152081A (fr) 1958-02-11

Family

ID=23824168

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1152081D Expired FR1152081A (fr) 1954-09-30 1955-09-22 Circuit indicateur à transistors

Country Status (3)

Country Link
US (1) US2772410A (fr)
DE (1) DE1021487B (fr)
FR (1) FR1152081A (fr)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2899606A (en) * 1959-08-11 Transistor controlled gaseous
BE546329A (fr) * 1955-04-20
US3098158A (en) * 1955-06-06 1963-07-16 Thompson Ramo Wooldridge Inc Multivibrator circuits employing voltage break-down devices
US2938196A (en) * 1956-02-06 1960-05-24 Philco Corp Electrical system
US2922149A (en) * 1956-05-21 1960-01-19 Navigation Company Corp Indicator circuits
BE563970A (fr) * 1957-01-15
US2876387A (en) * 1957-02-06 1959-03-03 Eldema Corp Indicator circuit
US2916670A (en) * 1957-03-15 1959-12-08 Bill Jack Scient Instr Co Electronic flasher system
US2924724A (en) * 1957-04-24 1960-02-09 Westinghouse Electric Corp Time delay circuits
US2978595A (en) * 1957-05-02 1961-04-04 Ibm Transistor level shifter
US2851638A (en) * 1957-07-03 1958-09-09 Reeves Instrument Corp Voltage magnitude comparison circuit
US3108263A (en) * 1957-09-10 1963-10-22 Bendix Corp Error detecting and indicating system
US2922148A (en) * 1957-09-23 1960-01-19 Nathan W Feldman Transistorized relay
DE1077257B (de) * 1957-09-24 1960-03-10 Olympia Werke Ag Einrichtung zur Glimmlampen-Anzeige des Schaltzustandes von bistabilen Kippschaltungen mit Transistoren
US3034112A (en) * 1957-12-19 1962-05-08 Ibm Visual indicator
US3064141A (en) * 1957-12-30 1962-11-13 Ibm Transistor amplifier circuits for square waves, with level setting and noise elimination
US2942189A (en) * 1958-01-31 1960-06-21 James J Shea Transistorized circuit to indicate the absence or presence of a positive or negative pulse
GB847455A (fr) * 1958-03-24
US3020418A (en) * 1958-05-23 1962-02-06 Jr Philip Emile Transistorized storage registerindicator circuit
US2927247A (en) * 1958-06-27 1960-03-01 Ibm Transistor neon driver
US2966614A (en) * 1958-08-27 1960-12-27 Movado Montres Indicating device for electronic countering circuits
US2963692A (en) * 1958-09-02 1960-12-06 Beckman Instruments Inc Display device segments and circuits therefor
US3079560A (en) * 1959-04-30 1963-02-26 Gen Dynamics Corp Single transistor glow tube trigger
US3118137A (en) * 1959-07-29 1964-01-14 Bendix Corp Battery warning indicator
US3136898A (en) * 1959-11-04 1964-06-09 Itt Direct-coupled monostable switch
US3076185A (en) * 1960-03-22 1963-01-29 Du Pont Annunciator system
US3173073A (en) * 1960-03-25 1965-03-09 Gen Motors Corp Battery discharge indicator
US3168728A (en) * 1960-08-11 1965-02-02 Sperry Rand Corp Bistable indicating device
US3177373A (en) * 1960-10-28 1965-04-06 Richard H Graham Transistorized loading circuit
US3215853A (en) * 1961-10-11 1965-11-02 Ibm Circuit including transistor having low back voltage characteristic for switching a high voltage, negative-impedance device
US3493956A (en) * 1968-02-05 1970-02-03 Stewart Warner Corp Traveling message display

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL152683C (fr) * 1949-03-31
US2696739A (en) * 1951-07-05 1954-12-14 Rca Corp Temperature responsive semiconductor circuits
US2644897A (en) * 1952-08-09 1953-07-07 Rca Corp Transistor ring counter
US2665845A (en) * 1952-10-08 1954-01-12 Bell Telephone Labor Inc Transistor trigger circuit for operating relays

Also Published As

Publication number Publication date
DE1021487B (de) 1957-12-27
US2772410A (en) 1956-11-27

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