Igniter tube for artillery ammunition
AssigneeGiat Industries
InventorsJoël Leblond, Bernard Pieuchot, Raymond Capdevielle
Life of this patent
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Abstract
The invention relates to an igniter tube, notably for artillery ammunition, and comprising a stack of at least two ring-shaped tablets made of an igniting composition and joined together by a heat-shrinkable sheath. This tube incorporates a case having a tubular part inside which the stack of tablets is introduced leaving a little play, the tubular part thus covering at least part of the stack, and it comprises a ring made integral with the tablets by the heat-shrinkable sheath, said ring incorporating an abutment surface that is held by retention means against a matching surface carried by a bore of the case. Application to the ignition of ammunition propellant charges.
Claims8
An igniter tube for artillery ammunition, comprising:
- a stack of at least two ring-shaped tablets made of an igniting composition;
- a ring comprising an abutment portion (16) having a diameter larger than a diameter of said tablets, said abutment portion having an abutment surface, wherein said stack and said ring are connected by a heat-shrinkable sheath;
- a retention means;
- and
- a case including ignition means for said tablets, said case comprising:
- a tubular part for enclosing at least part of said stack of tablets and ring which loosely fit within said tubular part, wherein
- said retention means is for holding said abutment surface against a matching surface of a bore of said case, so that said matching surfaces center the stack in the tubular portion.
Dependencies are inferred from the claim text.