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US 4,154,169 AGranted
Safety device for a pyrotechnic assembly
AssigneeSociete Anonyme Sormel
InventorMaurice R. Petiteau
Life of this patent
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Abstract
The invention relates to a safety device for a pyrotechnic assembly in a projectile, comprising a fire-screening flap disposed between an ignition primer and explosives, said flap being mounted so as to be escapable under the action of a mechanism provided with a regulator, said regulator being mounted on said flap itself.
Claims10
A safety device adapted to be disposed between an ignition primer and an explosive in a pyrotechnic assembly, said device comprising:
- a fire-screening flap adapted to escape from a first position in which it blocks an ignition channel between said primer and said explosive and a second position in which said ignition channel is effectively unobstructed by said flap,
- a clockwork mechanism including a regulator, said clockwork mechanism controlling the escape of said flap from said first to said second position,
- said regulator being mounted on and movable together with said flap.
Dependencies are inferred from the claim text.