Patents Assigned to Robert A. Schmidt
  • Automatic trigger mechanism for portable fire extinguishers
    Patent number: 5771977
    Abstract: An adapter is mountable to a trigger mechanism of a conventional fire extinguisher to form a portable automatic fire extinguisher. The adapter comprises a compressed spring held in place with a heat release fusible link. If fire occurs in the vicinity of the adapter, the fusible link separates allowing the compression spring to depress the fire extinguisher trigger mechanism.
    Type: Grant
    Filed: December 16, 1996
    Date of Patent: June 30, 1998
    Assignee: Robert A. Schmidt
    Inventor: Robert A. Schmidt