Ammunition and explosives – Igniting devices and systems – Arming devices
Patent
1978-09-08
1980-08-19
Brown, David H.
Ammunition and explosives
Igniting devices and systems
Arming devices
102253, F42C 1524
Patent
active
042178282
ABSTRACT:
Safety device for fuses, of the type which comprises a mobile element, which can be moved from a position of safety in which aforesaid mobile element may either be part of the pyrotechnical chain, of an electric or of an electronic circuit, or contain any one of such elements, or be solid or hollow in order to obstruct or permit the passage of an element of the fuse towards its active position, characterized by the combining of a tubular bolt, assuring the locking of aforesaid mobile element; of a sheath which at least partially surrounds aforesaid bolt, of balls entered in radial passages provided in aforesaid sheath; of a collar which can move axially by the effect of inertia so as to free aforesaid passages and permit the expulsion of aforesaid balls; and of an elastic means which stresses aforesaid collar towards the closing position of aforesaid passages.
REFERENCES:
patent: 2446745 (1948-08-01), Delay
patent: 3286634 (1966-11-01), Weber
patent: 3715987 (1973-02-01), Morel et al.
patent: 3814018 (1974-06-01), Daniel
patent: 4128061 (1978-12-01), Kaiser
Brown David H.
s.a. PRB, societe anonyme
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