FR998119A - Relay for transformer - Google Patents

Relay for transformer

Info

Publication number
FR998119A
FR998119A FR998119DA FR998119A FR 998119 A FR998119 A FR 998119A FR 998119D A FR998119D A FR 998119DA FR 998119 A FR998119 A FR 998119A
Authority
FR
France
Prior art keywords
transformer
relay
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.)
KONINK METAALFAB V H J N DAALD
Original Assignee
KONINK METAALFAB V H J N DAALD
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 KONINK METAALFAB V H J N DAALD filed Critical KONINK METAALFAB V H J N DAALD
Application granted granted Critical
Publication of FR998119A publication Critical patent/FR998119A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42D—BLASTING
    • F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
    • F42D1/04—Arrangements for ignition
    • F42D1/045—Arrangements for electric ignition
    • F42D1/05—Electric circuits for blasting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/30—Electromagnetic relays specially adapted for actuation by ac

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electromagnets (AREA)
  • Control Of Direct Current Motors (AREA)
FR998119D 1948-10-29 1949-10-21 Relay for transformer Expired FR998119A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL276538X 1948-10-29
NL230949X 1949-09-23

Publications (1)

Publication Number Publication Date
FR998119A true FR998119A (en) 1952-01-15

Family

ID=26643535

Family Applications (1)

Application Number Title Priority Date Filing Date
FR998119D Expired FR998119A (en) 1948-10-29 1949-10-21 Relay for transformer

Country Status (5)

Country Link
BE (1) BE491734A (en)
CH (1) CH276538A (en)
DE (1) DE836979C (en)
FR (1) FR998119A (en)
GB (1) GB660974A (en)

Also Published As

Publication number Publication date
CH276538A (en) 1951-07-15
GB660974A (en) 1951-11-14
BE491734A (en)
DE836979C (en) 1952-04-17

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