Cavity-forming shaped part for an article, especially a hollow-c

Ammunition and explosives – Mines

Patent

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F42B 2324

Patent

active

043041868

ABSTRACT:
A cavity-forming shaped device for use with articles, especially hollow-charge mines, that forms, in an operative position, a cavity tightly sealed all around preferably with a portion of the article. The shaped device has a flexible body portion, at least one ventilating means and means for effecting deployment of the body portion from a collapsed inoperative starting position to an extended operative position. The body portion is folded up, compressed, inverted, or the like in its starting position, and is deployed and ventilated to provide the closed and sealed cavity, in order to place the device into its functional or operative position.

REFERENCES:
patent: 2949853 (1960-08-01), Vogt
patent: 3098441 (1963-07-01), Amundson et al.
patent: 3543684 (1970-12-01), Radford
patent: 3875862 (1975-04-01), Fischer et al.

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