FR878661A - Current electric switch, in particular circuit breaker with arc extinction by means of a pressurized medium - Google Patents

Current electric switch, in particular circuit breaker with arc extinction by means of a pressurized medium

Info

Publication number
FR878661A
FR878661A FR878661DA FR878661A FR 878661 A FR878661 A FR 878661A FR 878661D A FR878661D A FR 878661DA FR 878661 A FR878661 A FR 878661A
Authority
FR
France
Prior art keywords
circuit breaker
electric switch
current electric
pressurized medium
particular circuit
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Application granted granted Critical
Publication of FR878661A publication Critical patent/FR878661A/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
    • H01H33/98—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being initiated by an auxiliary arc or a section of the arc, without any moving parts for producing or increasing the flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00—Thread cutting; Automatic machines specially designed therefor
    • B23G1/02—Thread cutting; Automatic machines specially designed therefor on an external or internal cylindrical or conical surface, e.g. on recesses
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/021—Composite material
    • H01H1/023—Composite material having a noble metal as the basic material

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
FR878661D 1941-01-27 1942-01-23 Current electric switch, in particular circuit breaker with arc extinction by means of a pressurized medium Expired FR878661A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE270141X 1941-01-27

Publications (1)

Publication Number Publication Date
FR878661A true FR878661A (en) 1943-01-27

Family

ID=5998712

Family Applications (2)

Application Number Title Priority Date Filing Date
FR878452D Expired FR878452A (en) 1941-01-27 1942-01-14 Electric contact
FR878661D Expired FR878661A (en) 1941-01-27 1942-01-23 Current electric switch, in particular circuit breaker with arc extinction by means of a pressurized medium

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR878452D Expired FR878452A (en) 1941-01-27 1942-01-14 Electric contact

Country Status (4)

Country Link
BE (1) BE443976A (en)
CH (4) CH225996A (en)
FR (2) FR878452A (en)
NL (1) NL104620B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016100128A (en) 2014-11-19 2016-05-30 オムロン株式会社 Limit switch

Also Published As

Publication number Publication date
CH226495A (en) 1943-04-15
FR878452A (en) 1943-01-21
CH225996A (en) 1943-03-15
CH225449A (en) 1943-01-31
NL104620B (en)
BE443976A (en)
CH225044A (en) 1942-12-31

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