AT300104B - Capacitor ignition device, especially for mining operations endangered by firedamp - Google Patents

Capacitor ignition device, especially for mining operations endangered by firedamp

Info

Publication number
AT300104B
AT300104B AT955669A AT955669A AT300104B AT 300104 B AT300104 B AT 300104B AT 955669 A AT955669 A AT 955669A AT 955669 A AT955669 A AT 955669A AT 300104 B AT300104 B AT 300104B
Authority
AT
Austria
Prior art keywords
firedamp
ignition device
mining operations
capacitor ignition
endangered
Prior art date
Application number
AT955669A
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
Priority to AT955669A priority Critical patent/AT300104B/en
Priority to DE19696943986 priority patent/DE6943986U/en
Priority to DE19702049065 priority patent/DE2049065A1/en
Application granted granted Critical
Publication of AT300104B publication Critical patent/AT300104B/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/28—Modifications for introducing a time delay before switching
    • H03K17/292—Modifications for introducing a time delay before switching in thyristor, unijunction transistor or programmable unijunction transistor switches
    • 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
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K39/00—Generators specially adapted for producing a desired non-sinusoidal waveform

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
AT955669A 1969-10-10 1969-10-10 Capacitor ignition device, especially for mining operations endangered by firedamp AT300104B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT955669A AT300104B (en) 1969-10-10 1969-10-10 Capacitor ignition device, especially for mining operations endangered by firedamp
DE19696943986 DE6943986U (en) 1969-10-10 1969-11-12 CAPACITOR IGNITION DEVICE.
DE19702049065 DE2049065A1 (en) 1969-10-10 1970-10-06 Capacitor ignition, especially for mine operations at risk of firedamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT955669A AT300104B (en) 1969-10-10 1969-10-10 Capacitor ignition device, especially for mining operations endangered by firedamp

Publications (1)

Publication Number Publication Date
AT300104B true AT300104B (en) 1972-07-10

Family

ID=3615195

Family Applications (1)

Application Number Title Priority Date Filing Date
AT955669A AT300104B (en) 1969-10-10 1969-10-10 Capacitor ignition device, especially for mining operations endangered by firedamp

Country Status (2)

Country Link
AT (1) AT300104B (en)
DE (2) DE6943986U (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2612592A1 (en) * 1976-03-25 1977-10-06 Reinhausen Maschf Scheubeck AC CONTACTOR WITH WASTE DELAY
DE19912688B4 (en) * 1999-03-20 2010-04-08 Orica Explosives Technology Pty. Ltd., Melbourne Method for exchanging data between a device for programming and triggering electronic detonators and the detonators

Also Published As

Publication number Publication date
DE6943986U (en) 1970-11-05
DE2049065A1 (en) 1971-05-06

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Legal Events

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