Patent ID: 8997885
Filing Date: 2015-04-07
Classification: A62C,Y10S

Abstract:
1. A cartridge monitoring system for use in a cartridge-operated fire suppression system having an enclosure with an opening, sidewalls, a bottom wall, a cartridge volume, an interior space, a cover, and an actuator, the cartridge monitoring system comprising: a fixture positioned in the interior space in a fixed position relative to the actuator; a hinge member positioned in the interior space and defining an axis of rotation; an elongate member having a rotation point fixed to said hinge member, a center of mass, a free end, and an arm portion between the free end and the rotation point, said elongate member being rotatable about the axis of rotation between a first position and a second position to define a first partial shell of rotation relative to the hinge member; a torsion spring fixed to the elongate member to urge the elongate member in a first rotational direction around the hinge member; wherein in the first position the free end of the elongate member is within the interior space; and wherein in the second position the free end of the elongate member is outside of the interior space.