Shaped charge and element

摘要

One or more aspects of the present invention relate to a shaped charge, including a linear shaped charge comprising an explosive element, a liner, a face for application to a target object and a space between the liner and the face, the liner being arranged for projection through the space, towards the face, when the explosive element is detonated, wherein the linear shaped charge comprises at least one film between the liner and the face. The invention further relates to an element for a shaped charge and a method of modifying a shaped charge.

主权项

1. A shaped charge comprising:
an explosive element, a face for application to a target object, a liner arranged for projection towards the face upon detonation of the explosive element, and a support member disposed between the liner and the face, the support member comprising a compressible core and an outer film, the outer film extending substantially along a length of the compressible core and surrounding the compressible core in cross section at least in the region of the liner, the outer film being configured to resist compression of the compressible core and maintain contact between the liner and the support member with the shaped charge submerged under water.