发明名称 SEISMIC CLIP FOR GRID TEE CONTROL JOINT
摘要 A clip for bridging a longitudinal gap between a pair of grid tee lengths, the clip having a cruciform shape in plan view formed by a set of four integral legs, one pair of the legs extending along a first line in opposite directions from a center of the clip, and another pair of legs extending along a line perpendicular to said first line in opposite directions from the center of the clip, said legs when oriented for installation having an inverted U-shape cross-section proportioned to fit over a respective one of four intersecting lengths of grid tees having an inverted T-shape with a reinforcing hollow bulb at its upper edge, at least one of said legs having a longitudinally extending fastener receiving slot and other of said arms having locations for receiving respective fasteners, said slot and receiving locations each being arranged to receive a fastener and allow the fastener to be anchored into the bulb of an associated tee, the length of the slot being at least as long as a desired gap between the gapped lengths of grid tees, the remaining arms being arranged to be locked relative to associated lengths of the intersecting tee lengths by fasteners positioned in said locations and received in the reinforcing bulbs of respective tee lengths, said slot being arranged to allow its respective grid tee length to telescope within the associated arm in the event of an unusual force being applied longitudinally to said respective grid tee length.
申请公布号 CA2730283(A1) 申请公布日期 2010.01.21
申请号 CA20092730283 申请日期 2009.06.26
申请人 USG INTERIORS, INC. 发明人 TEDESCO, LEE M.;LALONDE, PAUL D.;LERNER, ILYA
分类号 E04B7/04;E04B9/00;E04B9/06 主分类号 E04B7/04
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