FR1135160A - Electric safety switch - Google Patents

Electric safety switch

Info

Publication number
FR1135160A
FR1135160A FR1135160DA FR1135160A FR 1135160 A FR1135160 A FR 1135160A FR 1135160D A FR1135160D A FR 1135160DA FR 1135160 A FR1135160 A FR 1135160A
Authority
FR
France
Prior art keywords
safety switch
electric safety
electric
switch
safety
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
French (fr)
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.)
Calor Emag AG
Original Assignee
Calor Emag AG
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 Calor Emag AG filed Critical Calor Emag AG
Application granted granted Critical
Publication of FR1135160A publication Critical patent/FR1135160A/en
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
    • H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
    • H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
    • H01H33/92—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being liquid, e.g. oil

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Reciprocating Pumps (AREA)
FR1135160D 1954-11-25 1955-11-09 Electric safety switch Expired FR1135160A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEC10318A DE1029450B (en) 1954-11-25 1954-11-25 Electrical extinguishing chamber switch with pump piston

Publications (1)

Publication Number Publication Date
FR1135160A true FR1135160A (en) 1957-04-25

Family

ID=7014729

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1135160D Expired FR1135160A (en) 1954-11-25 1955-11-09 Electric safety switch

Country Status (5)

Country Link
CH (1) CH336482A (en)
DE (1) DE1029450B (en)
FR (1) FR1135160A (en)
GB (1) GB784373A (en)
NL (2) NL201631A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1083388B (en) * 1958-10-09 1960-06-15 Licentia Gmbh High-voltage outdoor support for high-voltage switches
FR1272157A (en) * 1960-08-12 1961-09-22 Forges Ateliers Const Electr Improvements to low oil volume circuit breakers
US3218420A (en) * 1961-10-04 1965-11-16 Asea Ab Arc-extinguishing circuit breaker with enclosed gas space

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE285738C (en) * 1914-04-01
DE663423C (en) * 1935-05-17 1938-08-05 Studiengesellschaft Fuer Hochl Circuit breaker with arc extinguishing by a liquid flow
US2572406A (en) * 1948-09-02 1951-10-23 Stulz Charles High-voltage oil circuit breaker

Also Published As

Publication number Publication date
NL97245C (en)
CH336482A (en) 1959-02-28
DE1029450B (en) 1958-05-08
GB784373A (en) 1957-10-09
NL201631A (en)

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