Patents Assigned to The Secretary of State for Defence in Her Majesty's Government of Great Britain and Northern Ireland
  • Ignition transfer medium
    Patent number: 4903604
    Abstract: An ignition transfer medium for interconnecting the ignition and pyrotechnic stages of a pyrotechnic device comprises activated fibrous carbon, such as activated charcoal cloth, on which an inorganic oxidizer and possibly other substances have been deposited.
    Type: Grant
    Filed: February 16, 1989
    Date of Patent: February 27, 1990
    Assignee: The Secretary of State for Defence in Her Majesty's Government of Great Britain and Northern Ireland
    Inventors: Francis M. Blewett, Gary E. J. Pike, Anne F. Sykes