E - Fixed Constructions – 04 – B
Patent
E - Fixed Constructions
04
B
85/10, 20/20.2
E04B 7/00 (2006.01) E04D 5/14 (2006.01)
Patent
CA 1248731
- 20 - ABSTRACT OF THE DISCLOSURE A penetrating roofing fastening and sealing system for securing a flexible sheet, having a plurality of apertures, to the upper surface of a roof via the use of a plurality of spaced penetrating fastening and sealing devices, each of which includes upper and lower retainers, wherein the latter are anchored to the roofing surface and the elastomeric sheet has a continuous peripheral portion, adjacent each aperture, confined between opposing flange portions of the upper and lower retainers, the retainers being clamped together in a sealing relationship with the interposed sheet portion. A method for securing and sealing the flexible sheet to the roofing substrate a also presented. EHR:3066B/m
488718
Firestone Tire & Rubber Company (the)
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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