FR908065A - Perfectionnement aux interrupteurs électriques à air comprimé - Google Patents

Perfectionnement aux interrupteurs électriques à air comprimé

Info

Publication number
FR908065A
FR908065A FR908065DA FR908065A FR 908065 A FR908065 A FR 908065A FR 908065D A FR908065D A FR 908065DA FR 908065 A FR908065 A FR 908065A
Authority
FR
France
Prior art keywords
compressed air
electric switches
air electric
advanced training
training
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 FR908065A publication Critical patent/FR908065A/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
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/80—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve
    • H01H33/82—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve the fluid being air or gas
FR908065D 1943-07-17 1944-12-04 Perfectionnement aux interrupteurs électriques à air comprimé Expired FR908065A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE583200X 1943-07-17

Publications (1)

Publication Number Publication Date
FR908065A true FR908065A (fr) 1946-03-29

Family

ID=20312458

Family Applications (1)

Application Number Title Priority Date Filing Date
FR908065D Expired FR908065A (fr) 1943-07-17 1944-12-04 Perfectionnement aux interrupteurs électriques à air comprimé

Country Status (5)

Country Link
US (1) US2575949A (fr)
BE (1) BE477586A (fr)
DE (1) DE894583C (fr)
FR (1) FR908065A (fr)
GB (1) GB583200A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB764647A (en) * 1954-02-17 1956-12-28 Asea Ab Improvements in air blast electric circuit breakers

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1937482A (en) * 1928-09-18 1933-11-28 Ruppel Sigwart Compressed gas switch
BE416391A (fr) * 1935-07-13
NL61773C (fr) * 1938-05-27
US2306186A (en) * 1941-01-27 1942-12-22 Gen Electric High voltage electric circuit breaker

Also Published As

Publication number Publication date
BE477586A (fr)
GB583200A (en) 1946-12-11
DE894583C (de) 1953-10-26
US2575949A (en) 1951-11-20

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