Stock material or miscellaneous articles – Two dimensionally sectional layer
Patent
1984-07-19
1986-04-22
Thomas, Alexander S.
Stock material or miscellaneous articles
Two dimensionally sectional layer
428131, 52177, 52589, 52593, 404 36, 404 40, 404 41, B32B 306, B32B 324, E01C 520
Patent
active
045842213
ABSTRACT:
By means of the coupling members and corresponding supporting feet of adjacent elements a coupling between an arbitrary number of elements of the floor covering assembly is possible. In order to prevent the separation of the engaged respective pairs supporting feet-coupling members in a positive manner locking cams having upwards facing abutment surfaces lock behind side sections of respective adjacent elements.
REFERENCES:
patent: 2372520 (1945-03-01), Rubin
patent: 3960375 (1976-06-01), Bibi-Roubi et al.
Sportforderung Peter Kung AG
Thomas Alexander S.
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