Stoves and furnaces – Dampers – Fusible release
Patent
1982-02-22
1984-10-02
Scott, Samuel
Stoves and furnaces
Dampers
Fusible release
16 485, 49 7, 137 75, 160 5, 292246, 292DIG60, F23N 304
Patent
active
044741677
ABSTRACT:
An air/smoke/fire damper including a frame and a pair of damper blades pivoted for rotation within the frame between an open and a closed position, and comprising a heat responsive latch including mounting straps associated with each of the damper blades; a fusible link engaging one of the mounting straps; and a hook pivotally associated with the other mounting strap and extending over the edges of the damper blades and into engagement with the fusible link. Also, a locking mechanism for restraining the blades in the closed position upon release of the heat responsive latch, and a retaining lug for preventing blade buckling in the closed position.
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A Single Page of Trade Literature for TITUS Butterfly Dampers.
A Single Page of Trade Literature of ETL for a Pivot Blade Ceiling Radiation Damper.
Flanigan Allen J.
Scott Samuel
LandOfFree
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