AT184638B - Contact device for dynamo-electric ignition devices with spring drive, in particular mine ignition devices - Google Patents

Contact device for dynamo-electric ignition devices with spring drive, in particular mine ignition devices

Info

Publication number
AT184638B
AT184638B AT184638DA AT184638B AT 184638 B AT184638 B AT 184638B AT 184638D A AT184638D A AT 184638DA AT 184638 B AT184638 B AT 184638B
Authority
AT
Austria
Prior art keywords
ignition devices
dynamo
contact device
spring drive
particular mine
Prior art date
Application number
Other languages
German (de)
Original Assignee
Schaffler & Co
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 Schaffler & Co filed Critical Schaffler & Co
Application granted granted Critical
Publication of AT184638B publication Critical patent/AT184638B/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Air Bags (AREA)
AT184638D 1948-11-18 1954-04-28 Contact device for dynamo-electric ignition devices with spring drive, in particular mine ignition devices AT184638B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT166937T 1948-11-18
AT184638T 1954-04-28

Publications (1)

Publication Number Publication Date
AT184638B true AT184638B (en) 1956-02-10

Family

ID=89770176

Family Applications (2)

Application Number Title Priority Date Filing Date
AT166937D AT166937B (en) 1948-11-18 1948-11-18 Contact device for dynamo-electric ignition devices with spring drive
AT184638D AT184638B (en) 1948-11-18 1954-04-28 Contact device for dynamo-electric ignition devices with spring drive, in particular mine ignition devices

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AT166937D AT166937B (en) 1948-11-18 1948-11-18 Contact device for dynamo-electric ignition devices with spring drive

Country Status (4)

Country Link
AT (2) AT166937B (en)
BE (1) BE537422A (en)
DE (2) DE876565C (en)
FR (1) FR981183A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1030433B (en) * 1955-03-12 1958-05-22 Wasagchemie Ag Method and device for avoiding a second current connection in the end contact devices of electrical ignition machines for dismantling mines, ignition devices or the like
DE1021462B (en) * 1956-10-16 1957-12-27 Schafftler & Co Contact device for dynamo-electric ignition devices, especially mine ignition devices

Also Published As

Publication number Publication date
FR981183A (en) 1951-05-23
DE1003333B (en) 1957-02-28
DE876565C (en) 1953-05-15
AT166937B (en) 1950-10-10
BE537422A (en) 1955-05-14

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