Research/Patents/US 4791870
US 4791870

PYROTECHNIC ASSEMBLY

Assignee

HALEY & WELLER LIMITED

Filed

Apr 4, 1984

Granted

Dec 20, 1988

Location

NOTTINGHAM GB

Abstract

A pyrotechnic assembly has an outer container for a plurality of pyrotechnic elements, each of which has a propellant charge, to propel the element out of the container, and a pyrotechnic charge, for example for producing a radiation-blocking screen. The container may be used as a fixed launcher for the elements or may itself be a projectile or missile from which the elements are ejected in flight. A plurality of different pyrotechnic charges may be included in the element.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Dec 5, 1984

Rescinded

Apr 15, 1987

Duration

2 years, 4 months

Inventor

  • 1GEOFFREY M. SIMPSON

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Back to patent indexSource: USPTO 35 USC §181 secrecy order records