Title of Invention	A DELAY DETONATOR FOR DETONATING AN EXPLOSIVE CHARGE
Abstract	A delay detonator for detonating an explosive charge comprising a tubular member (4) having a closed end (8) and an open end, a base charge (40) disposed in the closed end of the tubular member and capable of detonating the explosive charge when ignited, a delay train charge (36) disposed adjacent to the base charge for burning in response to an ignition signal to thus ignite the base charge, an ignition source disposed in the tubular member near the open end for developing an ignition signal. and transition means (28) dispose between the delay train charge and the ignition source and responsive to an ignition signal from the ignition source for igniting to achieve a substantially steady state combustion rate and then ignite the delay train charge.

Title of Invention

A DELAY DETONATOR FOR DETONATING AN EXPLOSIVE CHARGE

Abstract

A delay detonator for detonating an explosive charge comprising a tubular member (4) having a closed end (8) and an open end, a base charge (40) disposed in the closed end of the tubular member and capable of detonating the explosive charge when ignited, a delay train charge (36) disposed adjacent to the base charge for burning in response to an ignition signal to thus ignite the base charge, an ignition source disposed in the tubular member near the open end for developing an ignition signal. and transition means (28) dispose between the delay train charge and the ignition source and responsive to an ignition signal from the ignition source for igniting to achieve a substantially steady state combustion rate and then ignite the delay train charge.

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Patent Number

178068

Indian Patent Application Number

25/MAS/1991

PG Journal Number

30/2009

Publication Date

24-Jul-2009

Grant Date

17-Oct-1997

Date of Filing

17-Jan-1991

Name of Patentee

M/S. IRECO INCORPORATED

Applicant Address

CORPORATION OF THE STATE OF DELAWARE, ELEVENTH FLOOR CROSSROADS TOWER, SALT LAKE CITY, UTAH 84144

Inventors:

#	Inventor's Name	Inventor's Address
1	DANIEL C. RONTEY	53 COUNTRY CLUB LANE, WOODSTOCK, NEW YORK, 12498
2	DONALD BIGANDO,	LAKE KATRINE APARTMENTS, APT. 19B LAKE KATRINE, NEW YORK, 12449
3	FRANK WOLFEIL	125 EMERSON STREET, KINGSTON, NEW YORK, 12401

PCT International Classification Number

F 42 B 1/00

PCT International Application Number

N/A

PCT International Filing date

PCT Conventions:

#	PCT Application Number	Date of Convention	Priority Country
1			NA