E - Fixed Constructions – 04 – C
Patent
E - Fixed Constructions
04
C
20/18.7
E04C 2/42 (2006.01) E04B 9/08 (2006.01)
Patent
CA 1313582
CBP- 7920 FIRE EXPANSION JOINT FOR CEILING RUNNER Abstract of the Invention The expansion joint for the runner is formed with two cut-out areas and cuts in the vertical web to permit the horizontal web, enlarged bulb and remaining web by the cut-out aeas to bend outward to absorb expan- sion of the runner when subjected to fire.
598372
Ollinger James C.
Ziegler Daniel C.
Armstrong World Industries Inc.
Gowling Lafleur Henderson Llp
Ollinger James C.
Ziegler Daniel C.
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