E - Fixed Constructions – 04 – D
Patent
E - Fixed Constructions
04
D
E04D 3/36 (2006.01) E04B 1/38 (2006.01) E04B 7/00 (2006.01) F16B 43/00 (2006.01)
Patent
CA 2484139
Disclosed herein is a washer having a substantially planar annular area defining an opening for through passage of a fastener and a non-planar area radially outwardly disposed of the planar annular area. A method for fastening a roof deck comprising inserting a fastener through a washer having a substantially planar annular area and a non- planar area radially outwardly disposed of the planar annular area and driving the fastener through the roof deck or through an opening therein. A corrugated metal roof deck system comprising a subjacent support and a corrugated metal roof supported by the support. A waster having a substantially planar annular area defining an opening for through passage of a fastener and a second non-planar area radially outwardly disposed of said planar annular area with a fastener extending through said washer through said deck and into said subjacent support.
Kelly Thomas L.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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