GB1453310A - Process for making a voltage dependent resistor - Google Patents

Process for making a voltage dependent resistor

Info

Publication number
GB1453310A
GB1453310A GB6001173A GB6001173A GB1453310A GB 1453310 A GB1453310 A GB 1453310A GB 6001173 A GB6001173 A GB 6001173A GB 6001173 A GB6001173 A GB 6001173A GB 1453310 A GB1453310 A GB 1453310A
Authority
GB
United Kingdom
Prior art keywords
mol
per cent
sio
coating
varistor
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
GB6001173A
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.)
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
Priority claimed from JP733610A external-priority patent/JPS5310678B2/ja
Priority claimed from JP733619A external-priority patent/JPS5240038B2/ja
Priority claimed from JP4248873A external-priority patent/JPS5318277B2/ja
Priority claimed from JP6806673A external-priority patent/JPS5311079B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of GB1453310A publication Critical patent/GB1453310A/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
    • H01B1/08—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances oxides
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
    • H01C17/02—Apparatus or processes specially adapted for manufacturing resistors adapted for manufacturing resistors with envelope or housing
    • 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
    • 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)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermistors And Varistors (AREA)
  • Compositions Of Oxide Ceramics (AREA)
GB6001173A 1972-12-29 1973-12-28 Process for making a voltage dependent resistor Expired GB1453310A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP733610A JPS5310678B2 (enExample) 1972-12-29 1972-12-29
JP733619A JPS5240038B2 (enExample) 1972-12-29 1972-12-29
JP4248873A JPS5318277B2 (enExample) 1973-04-13 1973-04-13
JP6806673A JPS5311079B2 (enExample) 1973-06-15 1973-06-15

Publications (1)

Publication Number Publication Date
GB1453310A true GB1453310A (en) 1976-10-20

Family

ID=27453910

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6001173A Expired GB1453310A (en) 1972-12-29 1973-12-28 Process for making a voltage dependent resistor

Country Status (7)

Country Link
US (1) US3872582A (enExample)
CA (1) CA1017072A (enExample)
DE (1) DE2365232B2 (enExample)
FR (1) FR2212620B1 (enExample)
GB (1) GB1453310A (enExample)
IT (1) IT1002565B (enExample)
NL (1) NL179524C (enExample)

Families Citing this family (22)

* 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
NL7414775A (nl) * 1974-11-13 1976-05-17 Philips Nv Werkwijze voor de vervaardiging van een span- ningsafhankelijke weerstand en daarmede ver- kregen spanningsafhankelijke weerstand.
US4042535A (en) * 1975-09-25 1977-08-16 General Electric Company Metal oxide varistor with improved electrical properties
CH601135A5 (enExample) * 1976-07-01 1978-06-30 Bbc Brown Boveri & Cie
DE2639042C3 (de) * 1976-08-30 1982-03-25 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka Spannungsabhängiges Widerstandselement und Verfahren zu dessen Herstellung
JPS5915443Y2 (ja) * 1978-03-18 1984-05-08 三菱電機株式会社 避雷器
JPS5827643B2 (ja) * 1979-07-13 1983-06-10 株式会社日立製作所 非直線抵抗体およびその製法
SE441792B (sv) * 1979-10-08 1985-11-04 Hitachi Ltd Spenningsberoende olinjer resistor
SE455143B (sv) * 1980-03-19 1988-06-20 Meidensha Electric Mfg Co Ltd Sett att framstella en icke-linjer, spenningsberoende resistor
DE3470975D1 (en) * 1983-12-22 1988-06-09 Bbc Brown Boveri & Cie Zinc oxide varistor
DE3566753D1 (de) * 1984-03-29 1989-01-12 Toshiba Kk Zinc oxide voltage - non-linear resistor
DE3917570A1 (de) * 1989-05-30 1990-12-06 Siemens Ag Elektrisches keramisches bauelement, insbesondere kaltleiter, mit hoher elektrischer ueberschlagsfestigkeit im elektrodenfreien bereich und verfahren zu seiner herstellung
US5053739A (en) * 1989-12-15 1991-10-01 Electric Power Research Institute Very high energy absorbing varistor
US5075666A (en) * 1989-12-15 1991-12-24 Electric Power Research Institute Varistor composition for high energy absorption
SE466826B (sv) * 1990-06-28 1992-04-06 Asea Brown Boveri Saett att framstaella en metalloxidvaristor med foerbaettrad energihaallfasthet
US5455554A (en) * 1993-09-27 1995-10-03 Cooper Industries, Inc. Insulating coating
US5817130A (en) * 1996-05-03 1998-10-06 Sulzer Intermedics Inc. Implantable cardiac cardioverter/defibrillator with EMI suppression filter with independent ground connection
JP2000091105A (ja) * 1998-09-11 2000-03-31 Murata Mfg Co Ltd チップ型セラミックサーミスタおよびその製造方法
JP2001176703A (ja) * 1999-10-04 2001-06-29 Toshiba Corp 電圧非直線抵抗体及びその製造方法
US6802116B2 (en) * 2001-03-20 2004-10-12 Abb Ab Method of manufacturing a metal-oxide varistor with improved energy absorption capability
CN101311364B (zh) * 2008-03-10 2010-12-15 中国科学院长春光学精密机械与物理研究所 制备p型氧化锌半导体体材料的方法
US11945695B2 (en) * 2019-03-24 2024-04-02 Nilec Solutions, Llc Apparatus, system and method for the delivery of items onto surfaces including elevated surfaces

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS521113B1 (enExample) * 1966-05-16 1977-01-12
CA831691A (en) * 1967-10-09 1970-01-06 Matsuoka Michio Non-linear resistors of bulk type
US3503029A (en) * 1968-04-19 1970-03-24 Matsushita Electric Industrial Co Ltd Non-linear resistor
DE1952841B2 (de) * 1968-10-22 1972-02-10 Matsushita Electric Industrial Co Ltd , Kadoma, Osaka (Japan) Spannungsabhaengiger keramischer widerstand
CA970476A (en) * 1971-08-27 1975-07-01 Matsushita Electric Industrial Co., Ltd. Process for making a voltage dependent resistor
US3764566A (en) * 1972-03-24 1973-10-09 Matsushita Electric Industrial Co Ltd Voltage nonlinear resistors
US3778743A (en) * 1973-02-23 1973-12-11 Matsushita Electric Industrial Co Ltd Voltage-nonlinear resistors

Also Published As

Publication number Publication date
FR2212620A1 (enExample) 1974-07-26
US3872582A (en) 1975-03-25
NL179524C (nl) 1986-09-16
NL179524B (nl) 1986-04-16
DE2365232A1 (de) 1974-07-04
NL7317729A (enExample) 1974-07-02
CA1017072A (en) 1977-09-06
FR2212620B1 (enExample) 1977-09-23
DE2365232B2 (de) 1977-12-08
IT1002565B (it) 1976-05-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PE20 Patent expired after termination of 20 years

Effective date: 19931227