Method for flooring on a closed underlayer

Details Method for flooring on a closed underlayer Method for flooring on a closed underlayer

1975-05-05

1977-04-26

Whitby, Edward G.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

52741, 156254, 156 622, 264123, 264128, 428326, E04B 500

Patent

active

040199363

ABSTRACT:
Method for laying flooring on a solid sub-floor comprising the step of coating the sub-floor with a loose intermediate layer, screeding and thereafter covering the intermediate layer with a pressure distributing layer of semi rigid or rigid plates, whereby the intermediate layer consists of sawdust which has been sifted in order to remove particles having a size exceeding 5 mm and which have improved slender values by having been cut and split substantially along the grain, the sawdust being spread on the sub-floor, screeded to a thickness of 5-25 mm, and covered with the plate material which may be coated with an outer or wearing layer.

REFERENCES:
patent: R17010 (1928-06-01), Boelkow et al.
patent: 42589 (1864-05-01), Meyers
patent: 311390 (1885-01-01), Thompson
patent: 2877135 (1959-03-01), Schwarzwalden et al.
patent: 3031325 (1962-04-01), Roberts
patent: 3224925 (1965-12-01), Brandts et al.
patent: 3252815 (1966-05-01), Glab
patent: 3305499 (1967-02-01), Berans

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