GB1403291A - Electrical resistors - Google Patents

Electrical resistors

Info

Publication number
GB1403291A
GB1403291A GB3573473A GB3573473A GB1403291A GB 1403291 A GB1403291 A GB 1403291A GB 3573473 A GB3573473 A GB 3573473A GB 3573473 A GB3573473 A GB 3573473A GB 1403291 A GB1403291 A GB 1403291A
Authority
GB
United Kingdom
Prior art keywords
electrical resistors
july
optionals
muo
cef
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
GB3573473A
Inventor
Michio Matsuoka
Yoshikazu Kobayashi
Gen Itakura
Takeshi Masuyama
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 JP47075329A external-priority patent/JPS5146273B2/ja
Priority claimed from JP47075332A external-priority patent/JPS5146276B2/ja
Priority claimed from JP47075327A external-priority patent/JPS5146271B2/ja
Priority claimed from JP47075328A external-priority patent/JPS5146272B2/ja
Priority claimed from JP47075331A external-priority patent/JPS5146275B2/ja
Priority claimed from JP47075326A external-priority patent/JPS5146270B2/ja
Priority claimed from JP47075330A external-priority patent/JPS5146274B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of GB1403291A publication Critical patent/GB1403291A/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
    • H01C7/105—Varistor cores
    • H01C7/108—Metal oxide
    • H01C7/112—ZnO type

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Thermistors And Varistors (AREA)

Abstract

1403291 Ceramic compositions MATSUSHITA ELECTRIC INDUSTRIAL CO Ltd 26 July 1973 [26 July 1972 (7)] 35734/73 Heading C1J [Also in Division H1] A sintered body, e.g. comprises ZnO (major) and in mol per cent Bi 2 O 3 0À1-3; Sb 2 O 3 0À05-3; CeF 3 0À1-3À0. Optionals are CoO, MuO, Cr 2 O 3 , SnO 2 and SiO 2 .
GB3573473A 1972-07-26 1973-07-26 Electrical resistors Expired GB1403291A (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP47075329A JPS5146273B2 (en) 1972-07-26 1972-07-26
JP47075332A JPS5146276B2 (en) 1972-07-26 1972-07-26
JP47075327A JPS5146271B2 (en) 1972-07-26 1972-07-26
JP47075328A JPS5146272B2 (en) 1972-07-26 1972-07-26
JP47075331A JPS5146275B2 (en) 1972-07-26 1972-07-26
JP47075326A JPS5146270B2 (en) 1972-07-26 1972-07-26
JP47075330A JPS5146274B2 (en) 1972-07-26 1972-07-26

Publications (1)

Publication Number Publication Date
GB1403291A true GB1403291A (en) 1975-08-28

Family

ID=27565226

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3573473A Expired GB1403291A (en) 1972-07-26 1973-07-26 Electrical resistors

Country Status (7)

Country Link
US (1) US3838378A (en)
CA (1) CA986235A (en)
DE (1) DE2338355C3 (en)
FR (1) FR2194026B1 (en)
GB (1) GB1403291A (en)
IT (1) IT989985B (en)
NL (1) NL181959C (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4094061A (en) * 1975-11-12 1978-06-13 Westinghouse Electric Corp. Method of producing homogeneous sintered ZnO non-linear resistors
US4111852A (en) * 1976-12-30 1978-09-05 Westinghouse Electric Corp. Pre-glassing method of producing homogeneous sintered zno non-linear resistors
JPS5480547A (en) * 1977-12-09 1979-06-27 Matsushita Electric Ind Co Ltd Ceramic varister
JPS5834723Y2 (en) * 1979-04-16 1983-08-04 株式会社東芝 gear press lightning arrester
DE3508030A1 (en) * 1985-02-07 1986-08-07 BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau Process for producing a surge arrestor using an active resistor core made from a voltage-dependent resistance material based on ZnO, and surge arrestor manufactured according to the process
US5854586A (en) * 1997-09-17 1998-12-29 Lockheed Martin Energy Research Corporation Rare earth doped zinc oxide varistors
FR2881134B1 (en) 2005-01-24 2007-04-20 Areva T & D Sa PROCESS FOR THE PREPARATION OF SEMICONDUCTOR CERAMICS CONSISTING OF OXIDES OF METALS, IN PARTICULAR TIN OXIDE, PARTICULARLY FOR VARISTANCES
JP5718072B2 (en) * 2010-07-30 2015-05-13 三星ディスプレイ株式會社Ｓａｍｓｕｎｇ Ｄｉｓｐｌａｙ Ｃｏ．，Ｌｔｄ． Thin film transistor oxide for semiconductor layer and sputtering target, and thin film transistor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1952841B2 (en) * 1968-10-22 1972-02-10 Matsushita Electric Industrial Co Ltd , Kadoma, Osaka (Japan) VOLTAGE DEPENDENT CERAMIC RESISTANCE
JPS4814351B1 (en) * 1968-12-02 1973-05-07
US3658725A (en) * 1970-07-24 1972-04-25 Matsushita Electric Ind Co Ltd Nonlinear resistor and nonlinear resistor composition
US3778743A (en) * 1973-02-23 1973-12-11 Matsushita Electric Ind Co Ltd Voltage-nonlinear resistors

Also Published As

Publication number Publication date
CA986235A (en) 1976-03-23
DE2338355B2 (en) 1978-08-24
DE2338355A1 (en) 1974-02-21
NL7310361A (en) 1974-01-29
FR2194026A1 (en) 1974-02-22
NL181959C (en) 1987-12-01
DE2338355C3 (en) 1979-04-26
US3838378A (en) 1974-09-24
FR2194026B1 (en) 1977-05-13
IT989985B (en) 1975-06-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19930725