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FR1428318A - Disposition intéressant un interrupteur pneumatique - Google Patents

Disposition intéressant un interrupteur pneumatique

Info

Publication number
FR1428318A
FR1428318A FR8288A FR8288A FR1428318A FR 1428318 A FR1428318 A FR 1428318A FR 8288 A FR8288 A FR 8288A FR 8288 A FR8288 A FR 8288A FR 1428318 A FR1428318 A FR 1428318A
Authority
FR
France
Prior art keywords
arrangement
pneumatic switch
pneumatic
switch
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
FR8288A
Other languages
English (en)
Inventor
Haakon Forwald
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.)
ABB Norden Holding AB
Original Assignee
ASEA AB
Allmanna Svenska Elektriska AB
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 ASEA AB, Allmanna Svenska Elektriska AB filed Critical ASEA AB
Application granted granted Critical
Publication of FR1428318A publication Critical patent/FR1428318A/fr
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H5/00—Special paper or cardboard not otherwise provided for
    • D21H5/12—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials
    • D21H5/20—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials of organic non-cellulosic fibres too short for spinning, with or without cellulose fibres
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
    • H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
    • H01H33/74—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber wherein the break is in gas
FR8288A 1964-03-12 1965-03-08 Disposition intéressant un interrupteur pneumatique Expired FR1428318A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE306564 1964-03-12

Publications (1)

Publication Number Publication Date
FR1428318A true FR1428318A (fr) 1966-02-11

Family

ID=20261332

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8288A Expired FR1428318A (fr) 1964-03-12 1965-03-08 Disposition intéressant un interrupteur pneumatique

Country Status (5)

Country Link
US (1) US3350529A (fr)
CH (1) CH432619A (fr)
DE (1) DE1203856B (fr)
FR (1) FR1428318A (fr)
GB (1) GB1092031A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1122312A (en) * 1965-09-27 1968-08-07 English Electric Co Ltd Improvements in and relating to protective spark gap devices
DE1254218B (de) * 1965-11-10 1967-11-16 Licentia Gmbh Druckgasschalter
CN112017904B (zh) * 2019-05-28 2022-08-12 河南平芝高压开关有限公司 断路器及其静侧尾部气流通道结构
CN111725024B (zh) * 2020-06-29 2022-10-18 西安西电开关电气有限公司 一种高压断路器及其灭弧室

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE471740A (fr) * 1939-05-12
FR1270584A (fr) * 1960-07-18 1961-09-01 Merlin Gerin Perfectionnements aux disjoncteurs pneumatiques ayant au moins un contact tubulaire

Also Published As

Publication number Publication date
DE1203856B (de) 1965-10-28
GB1092031A (en) 1967-11-22
CH432619A (de) 1967-03-31
US3350529A (en) 1967-10-31

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