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US 7,293,393 B2Granted
Perimeter clip for seismic ceilings
AssigneeWorthington Armstrong Venture
InventorsJoseph J. Kelly, William J. Platt
Life of this patent
Estimating the term…
Abstract
A perimeter clip attached to a wall molding that supports a beam in a suspended ceiling intended to survive seismic disturbances. The clip is capable, during an earthquake, of permitting an end of a beam at one end of a connected line of beams, in a grid, to slide while being supported in the clip, or, in the alternative, to secure an end of a beam to the wall molding.
Claims5
In a perimeter clip that
- (a) attaches to an angle wall molding having a face and a ledge, and
- (b) supports a beam end in a suspended ceiling,
- the perimeter clip having
- (a) a first leg that attaches to and extends along the wall molding, and
- (b) a second leg that supports the beam end and that extends away from the wall molding face at a right angle to the first leg;
- the improvement comprising
- a slot in the second leg having
- (1) an inclined segment that extends upward and away from the first leg, and
- (2) a horizontal segment that extends toward the wall molding face from the inclined segment,
- wherein the slot receives a screw that extends through the slot into the web of the beam end being supported in the clip, with the screw being free to slide in the slot during an earthquake and support the beam end in the clip.
7 more elements
Dependencies are inferred from the claim text.