Plastic article or earthenware shaping or treating: apparatus – Including means advancing continuous length work through...
Patent
1974-01-23
1977-05-03
Lazarus, Richard B.
Plastic article or earthenware shaping or treating: apparatus
Including means advancing continuous length work through...
425 72R, 425327, 425379R, 425404, B29F 308
Patent
active
040211690
ABSTRACT:
Siding formed of thermoplastic resin material and characterized by an embossed grain texture, and by low light reflection and high impact strength. Method and apparatus are provided incorporating various steps and devices for imparting a grain texture by embossing and for reducing the gloss and increasing the impact strength, notwithstanding the embossing.
REFERENCES:
patent: 2401236 (1946-05-01), Fielitz
patent: 2740157 (1956-04-01), McCurdy et al.
patent: 2988774 (1961-06-01), Hely
patent: 3066352 (1962-12-01), Ryberg
patent: 3635614 (1972-01-01), Long et al.
Heilmayr Peter F.
Kimbrell Sol B.
Lazarus Richard B.
Rosenbaum Mark
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