DE1252305B - - Google Patents

Info

Publication number
DE1252305B
DE1252305B DENDAT1252305D DE1252305DA DE1252305B DE 1252305 B DE1252305 B DE 1252305B DE NDAT1252305 D DENDAT1252305 D DE NDAT1252305D DE 1252305D A DE1252305D A DE 1252305DA DE 1252305 B DE1252305 B DE 1252305B
Authority
DE
Germany
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.)
Pending
Application number
DENDAT1252305D
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 DE1252305B publication Critical patent/DE1252305B/de
Pending 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
    • H03K17/28—Modifications for introducing a time delay before switching
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H43/00—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed
    • H01H43/30—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed with timing of actuation of contacts due to thermal action
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • H02H3/085—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current making use of a thermal sensor, e.g. thermistor, heated by the excess current
DENDAT1252305D 1957-02-18 Pending DE1252305B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US640880A US2875382A (en) 1957-02-18 1957-02-18 Time delay devices for circuit interrupters

Publications (1)

Publication Number Publication Date
DE1252305B true DE1252305B (de)

Family

ID=24570052

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT1252305D Pending DE1252305B (de) 1957-02-18

Country Status (3)

Country Link
US (1) US2875382A (de)
CH (1) CH355204A (de)
DE (1) DE1252305B (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125707A (en) * 1964-03-17 culbertson
US2977510A (en) * 1956-09-17 1961-03-28 English Electric Co Ltd Protection of electrical power circuits
US3058034A (en) * 1957-07-09 1962-10-09 Westinghouse Electric Corp Circuit interrupter system utilizing static devices
US2962607A (en) * 1958-03-20 1960-11-29 Westinghouse Electric Corp Hyperconductive control
US3018416A (en) * 1959-02-19 1962-01-23 Westinghouse Electric Corp Static overcurrent trip device
US3662220A (en) * 1959-03-19 1972-05-09 Mc Graw Edison Co Time delay device
US3098919A (en) * 1959-05-13 1963-07-23 Barber Colman Co Condition control system
US3157825A (en) * 1959-06-11 1964-11-17 English Electric Co Ltd Electric protective relays
US3053996A (en) * 1959-07-13 1962-09-11 Kauke & Company Inc Circuit for the conversion of amplitude pulses to time duration pulses
US3059109A (en) * 1959-09-11 1962-10-16 Motorola Inc Vehicle radio using zener diodes to both regulate and filter the bias voltage supply
US3421028A (en) * 1959-11-24 1969-01-07 Allis Chalmers Mfg Co Static protective relay system
US3178619A (en) * 1960-02-23 1965-04-13 Cons Electronics Ind Detector circuit
US3178617A (en) * 1960-05-02 1965-04-13 Wisconsin Alumni Res Found Circuit breaker with bistable circuit for overcurrent protection
US3113250A (en) * 1960-07-28 1963-12-03 Morton Salt Co Transistor control circuit
US3110856A (en) * 1960-12-22 1963-11-12 Westinghouse Electric Corp Semiconductor fault detecting trip circuit
US3102226A (en) * 1961-09-18 1963-08-27 Fostoria Corp Power control circuit
US3351814A (en) * 1961-10-05 1967-11-07 Mc Graw Edison Co Electronic time delay devices
US3238388A (en) * 1962-02-08 1966-03-01 Honeywell Inc Difference switching
US3371248A (en) * 1962-08-13 1968-02-27 Westinghouse Electric Corp Overcurrent protection apparatus
US3244938A (en) * 1962-08-13 1966-04-05 Westinghouse Electric Corp Overcurrent protection apparatus
US3262016A (en) * 1962-08-21 1966-07-19 United Aircraft Corp Load protector
US3346797A (en) * 1963-01-21 1967-10-10 Allis Chalmers Mfg Co Static relay control circuit
US3289006A (en) * 1963-06-12 1966-11-29 Bendix Corp Differential direct current voltage limiter
US3333155A (en) * 1963-12-30 1967-07-25 Gen Electric Inverse overcurrent-time delay circuit protective device utilizing nonlinear resistance
US3317795A (en) * 1964-04-21 1967-05-02 Gen Electric Overcurrent protective means
US3339114A (en) * 1965-02-19 1967-08-29 Ite Circuit Breaker Ltd Static overload relay means for use in circuit breakers and having inverse time current characteristics
JPS5840750Y2 (ja) * 1978-08-08 1983-09-13 三菱電機株式会社 電力しや断装置
AU2002230756A1 (en) 2000-12-12 2002-06-24 Tecumseh Products Company Compressor terminal fault interruption

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2548818A (en) * 1945-12-10 1951-04-10 William R Rambo Thermionic overvoltage protection circuit
US2716729A (en) * 1951-11-24 1955-08-30 Bell Telephone Labor Inc Transistor circuits with constant output current
US2751549A (en) * 1954-01-04 1956-06-19 Bell Telephone Labor Inc Current supply apparatus
US2779877A (en) * 1955-06-17 1957-01-29 Sprague Electric Co Multiple junction transistor unit

Also Published As

Publication number Publication date
CH355204A (de) 1961-06-30
US2875382A (en) 1959-02-24

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