NL150257B - VOLTAGE VARIABLE RESISTANCE. - Google Patents

VOLTAGE VARIABLE RESISTANCE.

Info

Publication number
NL150257B
NL150257B NL696916845A NL6916845A NL150257B NL 150257 B NL150257 B NL 150257B NL 696916845 A NL696916845 A NL 696916845A NL 6916845 A NL6916845 A NL 6916845A NL 150257 B NL150257 B NL 150257B
Authority
NL
Netherlands
Prior art keywords
variable resistance
voltage variable
voltage
resistance
variable
Prior art date
Application number
NL696916845A
Other languages
Dutch (nl)
Other versions
NL6916845A (en
Original Assignee
Matsushita Electric Ind 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 Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of NL6916845A publication Critical patent/NL6916845A/xx
Publication of NL150257B publication Critical patent/NL150257B/en

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
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
NL696916845A 1968-11-08 1969-11-07 VOLTAGE VARIABLE RESISTANCE. NL150257B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8212568 1968-11-08

Publications (2)

Publication Number Publication Date
NL6916845A NL6916845A (en) 1970-05-12
NL150257B true NL150257B (en) 1976-07-15

Family

ID=13765678

Family Applications (1)

Application Number Title Priority Date Filing Date
NL696916845A NL150257B (en) 1968-11-08 1969-11-07 VOLTAGE VARIABLE RESISTANCE.

Country Status (6)

Country Link
US (1) US3598763A (en)
CA (1) CA918408A (en)
DE (1) DE1956817B2 (en)
FR (1) FR2023507A1 (en)
GB (1) GB1286134A (en)
NL (1) NL150257B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3764566A (en) * 1972-03-24 1973-10-09 Matsushita Electric Ind Co Ltd Voltage nonlinear resistors
JPS5147293A (en) * 1974-10-21 1976-04-22 Matsushita Electric Ind Co Ltd Denatsuhichokusenteikoki
US4077915A (en) * 1975-09-18 1978-03-07 Tdk Electronics Co., Ltd. Non-linear resistor
US4041436A (en) * 1975-10-24 1977-08-09 Allen-Bradley Company Cermet varistors
US4147670A (en) * 1975-12-04 1979-04-03 Nippon Electric Co., Ltd. Nonohmic ZnO ceramics including Bi2 O3, CoO, MnO, Sb2 O.sub.3
US4172922A (en) * 1977-08-18 1979-10-30 Trw, Inc. Resistor material, resistor made therefrom and method of making the same
US4146677A (en) * 1977-08-18 1979-03-27 Trw Inc. Resistor material, resistor made therefrom and method of making the same
GB2242068C (en) * 1990-03-16 1996-01-24 Ecco Ltd Varistor manufacturing method and apparatus
GB9005990D0 (en) * 1990-03-16 1990-05-09 Ecco Ltd Varistor powder compositions
GB2242067B (en) * 1990-03-16 1994-05-04 Ecco Ltd Varistor configurations
GB2242066B (en) * 1990-03-16 1994-04-27 Ecco Ltd Varistor structures
US5973588A (en) 1990-06-26 1999-10-26 Ecco Limited Multilayer varistor with pin receiving apertures
US6183685B1 (en) 1990-06-26 2001-02-06 Littlefuse Inc. Varistor manufacturing method

Also Published As

Publication number Publication date
NL6916845A (en) 1970-05-12
FR2023507A1 (en) 1970-08-21
DE1956817A1 (en) 1970-07-02
CA918408A (en) 1973-01-09
US3598763A (en) 1971-08-10
DE1956817B2 (en) 1972-06-22
GB1286134A (en) 1972-08-23

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Legal Events

Date Code Title Description
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: MATSUSHITA

V4 Discontinued because of reaching the maximum lifetime of a patent