FR992064A - Interrupteur de circuit à soufflage par air comprimé - Google Patents

Interrupteur de circuit à soufflage par air comprimé

Info

Publication number
FR992064A
FR992064A FR992064DA FR992064A FR 992064 A FR992064 A FR 992064A FR 992064D A FR992064D A FR 992064DA FR 992064 A FR992064 A FR 992064A
Authority
FR
France
Prior art keywords
compressed air
air blow
circuit switch
blow circuit
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
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.)
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 FR992064A publication Critical patent/FR992064A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/32—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator pneumatic
    • 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
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7832—Plural valves biased closed
FR992064D 1948-08-09 1949-08-09 Interrupteur de circuit à soufflage par air comprimé Expired FR992064A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE658600X 1948-08-09

Publications (1)

Publication Number Publication Date
FR992064A true FR992064A (fr) 1951-10-15

Family

ID=20314257

Family Applications (1)

Application Number Title Priority Date Filing Date
FR992064D Expired FR992064A (fr) 1948-08-09 1949-08-09 Interrupteur de circuit à soufflage par air comprimé

Country Status (4)

Country Link
US (1) US2635159A (fr)
DE (1) DE865016C (fr)
FR (1) FR992064A (fr)
GB (1) GB658600A (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB307311A (en) * 1927-08-30 1929-02-28 Sigwart Ruppel Improvements in or relating to the quenching of sparks in spark gaps of electrical switches and the like
NL61773C (fr) * 1938-05-27
US2226856A (en) * 1939-08-12 1940-12-31 Robert L Gunter Electrically operated control device

Also Published As

Publication number Publication date
GB658600A (en) 1951-10-10
DE865016C (de) 1953-01-29
US2635159A (en) 1953-04-14

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