Cartridge

Details Cartridge Cartridge

1974-11-15

1976-08-03

Tudor, Harold

Ammunition and explosives

Igniting devices and systems

60632, 102 27R, 102 70R, F42B 304

Patent

active

039722872

ABSTRACT:
A gas generating cartridge case having a close tolerance delay ignition u intermediate ignition train elements and which functions with reliable accuracy and is insensitive to large temperature variations or extremes. An aluminum cartridge case, carrying a gas generating charge, has a retainer secured in its rearward end. The retainer has a base portion containing a percussion primer and a cylindrical sidewall portion containing the delay ignition unit that includes a spool having ignition train elements in its end flanges and a burnable fuze delay wire secured to the spool flanges and interconnecting the ignition train elements. The spool and retainer base portion are longitudinally spaced to provide a cavity therebetween for precluding primer overpressurization.

REFERENCES:
patent: 2514422 (1950-07-01), Simpson
patent: 2869463 (1959-01-01), McKnight
patent: 2921521 (1960-01-01), La Haye et al.
patent: 3289583 (1966-12-01), Silverman
patent: 3301183 (1967-01-01), Hennessy et al.
patent: 3336869 (1967-08-01), Peterson et al.
patent: 3762267 (1973-10-01), Travor et al.

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