Rock breaking cartridge and use thereof

Details Rock breaking cartridge and use thereof Rock breaking cartridge and use thereof

F - Mech Eng,Light,Heat,Weapons

42

D

F42D 1/20 (2006.01) F42D 3/04 (2006.01)

Patent

CA 2553800

A rock breaking cartridge (10) which includes a tubular body (12), spaced inner and outer second caps (14 and 16) inside the tubular body (12), a propellant (20) inside the tubular body (12) between the caps (14 and 16), a radially expansible stemming device (30) inside the tubular body (12) spaced from the inner cap (14), and a filler (34) between the inner cap (14) and the stemming device (30).

La présente invention concerne une cartouche de dérochement (10) comprenant un corps tubulaire (12), des seconds capuchons internes et externes écartés (14 et 16) qui sont situés à l'intérieur du corps tubulaire (12), un agent propulseur (20) qui est situé à l'intérieur du corps tubulaire (12), entre les capuchons (14 et 16), un dispositif de bourrage (30) qui peut s'étendre en direction radiale et est situé à l'intérieur du corps tubulaire (12), de manière écartée du capuchon interne (14), ainsi qu'une charge (34) qui est située entre le capuchon interne (14) et le dispositif de bourrage (30).

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