Plate-shaped roofing element

Details Plate-shaped roofing element Plate-shaped roofing element

1978-04-04

1979-01-23

Van Balen, William J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including aperture

156 79, 428314, 428320, B32B 310

Patent

active

041362233

ABSTRACT:
Plate-shaped roofing element comprising: adhesive foam plastic having a surface facing upwards in a mounted position and having a covering plate comprised of bituminous roofing felt with surface facing the element being covered with a layer of gravel or pebbles, and a layer of glass fiber contacting said surface of said roofing felt and having through holes through which the adhesive foam plastic during foaming becomes adherent to said bituminous roofing felt.

REFERENCES:
patent: 3365322 (1968-01-01), Hinds
patent: 3372083 (1968-03-01), Evans et al.
patent: 3492196 (1970-01-01), Moore
patent: 3867494 (1975-02-01), Rood et al.
patent: 3874980 (1975-01-01), Richards et al.
patent: 4072788 (1978-02-01), Herweg et al.

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