BE633275A - - Google Patents

Info

Publication number
BE633275A
BE633275A BE633275DA BE633275A BE 633275 A BE633275 A BE 633275A BE 633275D A BE633275D A BE 633275DA BE 633275 A BE633275 A BE 633275A
Authority
BE
Belgium
Application number
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.)
Publication of BE633275A publication Critical patent/BE633275A/xx
Priority claimed from CH1347963A external-priority patent/CH474903A/de

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
    • E21F17/18—Special adaptations of signalling or alarm devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
    • H02P7/29—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using pulse modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/38—Dc amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
    • H03F3/387—Dc amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with semiconductor devices only
BE633275D 1963-11-02 BE633275A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1347963A CH474903A (de) 1962-06-06 1963-11-02 Stromwendeschaltung

Publications (1)

Publication Number Publication Date
BE633275A true BE633275A (ja)

Family

ID=4392796

Family Applications (1)

Application Number Title Priority Date Filing Date
BE633275D BE633275A (ja) 1963-11-02

Country Status (2)

Country Link
US (1) US3379898A (ja)
BE (1) BE633275A (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3593177A (en) * 1968-01-19 1971-07-13 Honeywell Inc Input switching circuit
US3593178A (en) * 1968-01-19 1971-07-13 Honeywell Inc Input switching circuit
GB1246548A (en) * 1969-03-18 1971-09-15 Avimo Ltd An electronic relay
JPS5780573A (en) * 1980-11-07 1982-05-20 Mitsubishi Electric Corp Tester for relay

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2728856A (en) * 1952-05-22 1955-12-27 Hughes Aircraft Co Bi-frequency electronic oscillator networks
BE537131A (ja) * 1954-04-06
CA617972A (en) * 1954-06-21 1961-04-11 Westinghouse Electric Corporation Electronic switch device
US2938174A (en) * 1955-09-14 1960-05-24 Honeywell Regulator Co Condition responsive apparatus
US3089963A (en) * 1958-10-06 1963-05-14 Epsco Inc Converging channel gating system comprising double transistor series and shunt switches
US3263150A (en) * 1961-04-21 1966-07-26 Gen Electric Control arrangement for static inverters

Also Published As

Publication number Publication date
US3379898A (en) 1968-04-23

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