Plastic article or earthenware shaping or treating: apparatus – Distinct means to feed – support or manipulate preform stock... – Endless surface means to shape fluent material
Patent
1976-01-02
1977-08-23
Husar, Francis S.
Plastic article or earthenware shaping or treating: apparatus
Distinct means to feed, support or manipulate preform stock...
Endless surface means to shape fluent material
264 462, 264 465, 425224, 425371, 425817C, B29D 2704
Patent
active
040437191
ABSTRACT:
An apparatus for making a laminated board having a foam plastic core between adhered sheets has limiting means for inhibiting escape of the foam plastic core outwardly of the sheets.
REFERENCES:
patent: 3435102 (1969-03-01), Sullhofer
patent: 3761209 (1973-09-01), Hanton
patent: 3836298 (1974-09-01), Ernst
patent: 3994648 (1976-11-01), Kornylak et al.
Grace James W.
Husar Francis S.
Rosenbaum Mark
The Celotex Corporation
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