Plastic and nonmetallic article shaping or treating: processes – Forming articles by uniting randomly associated particles – Stratified or layered articles
Patent
1990-04-25
1991-09-03
Theisen, Mary Lynn
Plastic and nonmetallic article shaping or treating: processes
Forming articles by uniting randomly associated particles
Stratified or layered articles
264119, 264120, B29C 4314, B32B 2100
Patent
active
050452622
ABSTRACT:
A pressed elongate cover profile made from a mixture of a fiber material and a binding material and having opposite end portions, a groove formed in one of said opposite end portions, a tongue on the other of said opposite end portions, a wall thickness which changes continuously from the one end portion to the other end portion, and a greater packing of an end portion with a greater wall thickness than that of the end portion with a smaller wall thickness, at least an outer surface of the cover profile which is visible after mounting of the cover profile, being lined with a firmly attached protective layer, and a method of and an apparatus for manufacturing such a cover profile.
REFERENCES:
patent: 3354248 (1967-11-01), Haas et al.
patent: 3423267 (1969-01-01), Munk
patent: 4073851 (1978-02-01), Munk
patent: 4504347 (1985-03-01), Munk et al.
patent: 4552797 (1985-11-01), Munk et al.
patent: 4702870 (1987-10-01), Setterholm et al.
Striker Michael J.
Theisen Mary Lynn
Werzalit AG & Co.
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