CA1011884A - Metal oxide varistor with metallic contacts on passivating coating - Google Patents

Metal oxide varistor with metallic contacts on passivating coating

Info

Publication number
CA1011884A
CA1011884A CA207,329A CA207329A CA1011884A CA 1011884 A CA1011884 A CA 1011884A CA 207329 A CA207329 A CA 207329A CA 1011884 A CA1011884 A CA 1011884A
Authority
CA
Canada
Prior art keywords
metal oxide
oxide varistor
metallic contacts
passivating coating
passivating
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
CA207,329A
Other versions
CA207329S (en
Inventor
John E. May
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of CA1011884A publication Critical patent/CA1011884A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
    • H01C7/102—Varistor boundary, e.g. surface layers
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49082—Resistor making
    • Y10T29/49099—Coating resistive material on a base
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49082—Resistor making
    • Y10T29/49101—Applying terminal

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermistors And Varistors (AREA)
CA207,329A 1973-09-27 1974-08-19 Metal oxide varistor with metallic contacts on passivating coating Expired CA1011884A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00401334A US3857174A (en) 1973-09-27 1973-09-27 Method of making varistor with passivating coating

Publications (1)

Publication Number Publication Date
CA1011884A true CA1011884A (en) 1977-06-07

Family

ID=23587321

Family Applications (1)

Application Number Title Priority Date Filing Date
CA207,329A Expired CA1011884A (en) 1973-09-27 1974-08-19 Metal oxide varistor with metallic contacts on passivating coating

Country Status (9)

Country Link
US (1) US3857174A (en)
JP (1) JPS563644B2 (en)
CA (1) CA1011884A (en)
DE (1) DE2445659C2 (en)
FR (1) FR2246034B1 (en)
GB (1) GB1483811A (en)
IE (1) IE39769B1 (en)
IT (1) IT1022209B (en)
SE (1) SE395561B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4031498A (en) * 1974-10-26 1977-06-21 Kabushiki Kaisha Meidensha Non-linear voltage-dependent resistor
US4097834A (en) * 1976-04-12 1978-06-27 Motorola, Inc. Non-linear resistors
IE47121B1 (en) * 1977-07-29 1983-12-28 Gen Electric Stabilized varistor
DE2735484C2 (en) * 1977-08-05 1984-06-07 Siemens AG, 1000 Berlin und 8000 München Process for the production of thick film varistors with zinc oxide as the main component
US4148135A (en) * 1978-03-10 1979-04-10 General Electric Company Method of treating metal oxide varistors to reduce power loss
US5455554A (en) * 1993-09-27 1995-10-03 Cooper Industries, Inc. Insulating coating
DE19931056B4 (en) * 1999-07-06 2005-05-19 Epcos Ag Multilayer varistor of low capacity

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1483538A (en) * 1919-05-06 1924-02-12 Westinghouse Electric & Mfg Co Lightning arrester
DE471978C (en) * 1919-06-01 1929-02-20 Rudolf Schnabel Process for the production of ceramic electrical resistors
DE733726C (en) * 1937-09-12 1943-04-01 Siemens Ag Process for the production of metallized insulating foils
DE941300C (en) * 1943-05-01 1956-04-05 Siemens Ag Process to achieve greater surface conductivity at contact points of metallic layer resistors
US2501322A (en) * 1946-11-07 1950-03-21 Westinghouse Electric Corp Moisture-resistant lightning arrester valve block
DE1066654B (en) * 1955-09-30 1959-10-08
GB1037822A (en) * 1961-12-15 1966-08-03 Ass Elect Ind Improvements relating to non-linear electrical resistance elements
US3217281A (en) * 1962-05-28 1965-11-09 Corning Glass Works Electrical resistor
JPS521113B1 (en) * 1966-05-16 1977-01-12
CA831691A (en) * 1967-10-09 1970-01-06 Matsuoka Michio Non-linear resistors of bulk type
NL6901538A (en) * 1969-01-31 1970-08-04
DE2026011C3 (en) * 1970-05-22 1980-06-26 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka (Japan) Voltage dependent resistance
US3768058A (en) * 1971-07-22 1973-10-23 Gen Electric Metal oxide varistor with laterally spaced electrodes
JPS5240038B2 (en) * 1972-12-29 1977-10-08

Also Published As

Publication number Publication date
IE39769B1 (en) 1978-12-20
DE2445659C2 (en) 1982-09-09
IE39769L (en) 1975-03-27
IT1022209B (en) 1978-03-20
GB1483811A (en) 1977-08-24
US3857174A (en) 1974-12-31
FR2246034B1 (en) 1981-08-21
JPS5076588A (en) 1975-06-23
FR2246034A1 (en) 1975-04-25
JPS563644B2 (en) 1981-01-26
DE2445659A1 (en) 1975-04-03
SE395561B (en) 1977-08-15
SE7412082L (en) 1975-04-01

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