Patents Assigned to Propellex
  • Delay detonator
    Patent number: 5003879
    Abstract: A delay detonator for causing actual detonation of a device a predetermined period of time following ignition as required by a wide variety of military and civilian operations. The detonator comprises a conventional primer, an expansion chamber separated by a screen from a first-fire combustion section, a delay column, two successive combustion sections separated by a screen, and a detonator output assembly.
    Type: Grant
    Filed: November 6, 1989
    Date of Patent: April 2, 1991
    Assignee: Propellex
    Inventor: Ronald G. Jones