Patent · US Expired

Pyrotechnic device

US4719857A · kind A · utility

11Cited by
4References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 29, 1982
Grant dateJan 19, 1988
Priority date
Expiry dateMar 29, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S149/117
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The pyrotechnic device comprises a projectile, a ground mounted device or a floating device whose casing contains a charge of particulate material, for example a combustible silicon-containing material in particular mixed with titanium or other suitable combustible metal-containing material and gunpowder such that, following ignition, infra-red emitting particles are emitted for forming an infra-red radiating screen.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.