Plastic article or earthenware shaping or treating: apparatus – Shaping or casting surface – Endless shaping surface
Patent
1975-11-06
1978-02-07
Spicer, Jr., Robert L.
Plastic article or earthenware shaping or treating: apparatus
Shaping or casting surface
Endless shaping surface
1014151, 101378, 425385, B29C 100
Patent
active
040724603
ABSTRACT:
To provide asbestos-cement and like sheets which are formed by build-up of a thin film on a rotating size roll, with an embossed patterned surface; a flexible mould layer of epoxy resin or like mouldable material having counterpart embossments moulded thereon, is removably wrapped about and secured to the size roll with its patterned side outward and before commencement of film build-up on the roll.
REFERENCES:
patent: 1480489 (1924-01-01), Banzett
patent: 1662284 (1928-03-01), Shea
patent: 1851291 (1932-03-01), Potdevin
patent: 1980386 (1934-11-01), Davis
Gazzard Warwick H.
Kearin Roger M.
James Hardie & Coy. Pty. Limited
Spicer, Jr. Robert L.
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