Annular shaped charge for breaching masonary walls

Details Annular shaped charge for breaching masonary walls Annular shaped charge for breaching masonary walls

1983-11-08

1985-01-15

Nelson, Peter A.

Ammunition and explosives

Blasting

Detonation wave modifying

102308, 102476, F42B 102

Patent

active

044932600

ABSTRACT:
A shaped charge and method of breaching reinforced masonary walls is disced. The shaped charge includes an annular liner located centrally between the ends of a cylindrical container filled with explosive. The device is placed in a pilot hole in the wall and is detonated simultaneously at the ends. The charge creates an annular radially expanding jet of explosive gases and fragments directed into the wall providing a man size opening therein.

REFERENCES:
patent: 2839997 (1958-06-01), Church et al.
patent: 3191533 (1955-06-01), Hopson
patent: 3244102 (1966-04-01), Wofford et al.
patent: 3404600 (1968-10-01), Bilek
patent: 3837279 (1974-09-01), Cooke, Jr.
patent: 4063509 (1977-12-01), Leonard et al.
patent: 4184430 (1980-01-01), Mock
patent: 4348955 (1983-09-01), Rowley et al.
patent: 4418622 (1983-12-01), Foster et al.

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