E - Fixed Constructions – 02 – B
Patent
E - Fixed Constructions
02
B
E02B 11/00 (2006.01) E02D 15/02 (2006.01) E02D 27/01 (2006.01) E02D 31/02 (2006.01) E04B 2/86 (2006.01)
Patent
CA 2135168
A permanently-installed form-drain (10) including hollow, foraminous planks (12) and connectors (16, 18) for joining two or more of the planks in a continuously arranged concrete barrier. The instant improvements include an adapter (20/21), which serves as a straight connector, grooved plank (19) with interlocking stake (13/14), integral connector-stake and adapter-stake device (16/14, 20/14) and a tri-functional, generally rigid bracket and bracket-stake (22 and 22/22x) element, used to space and restrain/constrain the planks and/or to hold (support) reinforcement bars.
Borden Ladner Gervais Llp
Parker Alton F.
LandOfFree
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