Patents Assigned to Runner & Sprue Limited
  • Alarm with removable detection circuitry cartridge
    Patent number: 7026948
    Abstract: Provided is an alarm for detecting heat, radiation and/or pollutants. The alarm includes housing means and also includes detection means for detecting the heat, radiation and/or pollutants. The detection means, in turn, includes detection circuitry and a power source, and is contained within a cartridge that is mountable within the housing means and removable therefrom.
    Type: Grant
    Filed: March 27, 2000
    Date of Patent: April 11, 2006
    Assignee: Runner & Sprue Limited
    Inventors: Nicholas Alexander Rutter, Simon Paul Tate