CA1025947A - Apparatus to prevent overcurrent or overvoltage - Google Patents

Apparatus to prevent overcurrent or overvoltage

Info

Publication number
CA1025947A
CA1025947A CA218,710A CA218710A CA1025947A CA 1025947 A CA1025947 A CA 1025947A CA 218710 A CA218710 A CA 218710A CA 1025947 A CA1025947 A CA 1025947A
Authority
CA
Canada
Prior art keywords
overvoltage
prevent overcurrent
overcurrent
prevent
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
CA218,710A
Other languages
English (en)
French (fr)
Inventor
Hitoo Iwasa
Gota Kano
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of CA1025947A publication Critical patent/CA1025947A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H02H3/087—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 for dc applications
CA218,710A 1974-02-04 1975-01-27 Apparatus to prevent overcurrent or overvoltage Expired CA1025947A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1480774A JPS579291B2 (de) 1974-02-04 1974-02-04

Publications (1)

Publication Number Publication Date
CA1025947A true CA1025947A (en) 1978-02-07

Family

ID=11871301

Family Applications (1)

Application Number Title Priority Date Filing Date
CA218,710A Expired CA1025947A (en) 1974-02-04 1975-01-27 Apparatus to prevent overcurrent or overvoltage

Country Status (6)

Country Link
US (1) US3992650A (de)
JP (1) JPS579291B2 (de)
CA (1) CA1025947A (de)
DE (1) DE2504648C2 (de)
FR (1) FR2260209B1 (de)
GB (1) GB1498527A (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61158175A (ja) * 1984-12-28 1986-07-17 Toshiba Corp プレ−ナ型トランジスタ装置
US4705322A (en) * 1985-07-05 1987-11-10 American Telephone And Telegraph Company, At&T Bell Laboratories Protection of inductive load switching transistors from inductive surge created overvoltage conditions
US4799126A (en) * 1987-04-16 1989-01-17 Navistar International Transportation Corp. Overload protection for D.C. circuits
US4782252A (en) * 1987-12-08 1988-11-01 Advanced Micro Devices, Inc. Output current control circuit for reducing ground bounce noise
GB2226196A (en) * 1988-12-15 1990-06-20 Philips Nv Excess voltage protection circuit
US5179488A (en) * 1990-07-26 1993-01-12 Rosemount Inc. Process control instrument with loop overcurrent circuit
US5696659A (en) * 1993-02-10 1997-12-09 Maruo; Masaya Overcurrent protective circuit and semiconductor device
GB2294598B (en) * 1993-07-01 1997-11-19 Univ Queensland A protection device using field effect transistors
US5742463A (en) * 1993-07-01 1998-04-21 The University Of Queensland Protection device using field effect transistors
JP3096260B2 (ja) * 1997-07-22 2000-10-10 エス・オー・シー株式会社 リセッタブル過電流保護回路素子
US6671144B1 (en) 2000-06-26 2003-12-30 Premier Aviation, Inc. Method and apparatus for detecting ground faults and for isolating power supply from the ground faults
CA2414273C (en) * 2000-06-26 2012-04-10 Premier Aviation, Inc. Method and apparatus for detecting electrical faults and isolating power source from the electrical faults
JP3895911B2 (ja) * 2000-08-28 2007-03-22 隆 河東田 対サージ防御装置の主構成部材及びその作製方法
US7164561B2 (en) * 2004-02-13 2007-01-16 Sandisk Corporation Voltage regulator using protected low voltage devices
DE102004058540A1 (de) * 2004-12-04 2006-06-08 Bosch Rexroth Ag Verfahren und Vorrichtung zur Überwachung einer Spannung
DE102008044651A1 (de) 2008-08-27 2010-03-04 Robert Bosch Gmbh Spannungsüberwachungsanordnung für ein Sicherheitsmodul
DE102008051514B4 (de) 2008-10-14 2022-08-25 Robert Bosch Gmbh Spannungsüberwachungsanordnung für ein Sicherheitsmodul
DE102008056069B4 (de) 2008-11-05 2020-12-24 Robert Bosch Gmbh Sicherheitsmodul und Automatisierungskomponente

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2976475A (en) * 1957-04-08 1961-03-21 Gen Electric Electrical signal regulator
US3234453A (en) * 1961-08-18 1966-02-08 North American Aviation Inc Overload protection for d.c. power supply with load current interrupted upon overload conditions
US3624490A (en) * 1964-02-05 1971-11-30 Rca Corp Two terminal current regulator
US3369129A (en) * 1966-03-29 1968-02-13 Ibm Current limiter employing field effect devices
DE1763885A1 (de) * 1968-08-30 1972-01-13 Fritz Walther Schaltungsanordnung zur Strombegrenzung einer Serienregelschaltung
US3521087A (en) * 1969-05-16 1970-07-21 Spacelabs Inc Current limiting circuit
US3605728A (en) * 1969-06-19 1971-09-20 Lockheed Aircraft Corp Current limiting safety electrode lead
US3603811A (en) * 1969-12-09 1971-09-07 American Optical Corp Two-terminal bipolar self-powered low current limiter
US3654518A (en) * 1970-09-17 1972-04-04 Caterpillar Tractor Co Fast acting solid state circuit breaker
US3714512A (en) * 1972-04-06 1973-01-30 Gen Electric Protection circuit for transistor modulators

Also Published As

Publication number Publication date
DE2504648C2 (de) 1982-11-11
GB1498527A (en) 1978-01-18
JPS579291B2 (de) 1982-02-20
FR2260209A1 (de) 1975-08-29
US3992650A (en) 1976-11-16
FR2260209B1 (de) 1981-06-19
JPS50108539A (de) 1975-08-27
DE2504648A1 (de) 1975-08-07

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