Plastic article or earthenware shaping or treating: apparatus – With electrical control system
Patent
1980-03-03
1981-11-03
Anderson, Philip
Plastic article or earthenware shaping or treating: apparatus
With electrical control system
249 78, 249 83, 249105, 249170, 249171, 264 465, 425120, 425123, 425127, 4254501, 4254519, 425817R, 425DIG13, B29D 2704, B32B 520, B32B 3106
Patent
active
042983231
ABSTRACT:
Molding apparatus for laminated foam-body panels, comprising first and second walls defining a molding cavity therebetween, the first wall including means for heating the foam during molding and the second wall comprising hingeably mounted access doors, adjustable holding and shaping means for said panels, disposed within the cavity and at least two of which are perpendicularly adjacent, means for simultaneously positioning each of the holding and shaping means, first and second movable locking means for the holding and extrusion means and for the access doors respectively, the first locking means being automatically actuated in response to the positioning means, means for simultaneously actuating and disengaging the first and second locking means, and means for filling the cavity with unmolded foam material.
REFERENCES:
patent: 3161911 (1964-12-01), Mathews
patent: 3310616 (1967-03-01), Beary
patent: 3752437 (1973-08-01), Saidla
patent: 3813463 (1974-05-01), Conger
patent: 3881856 (1975-05-01), Fougea
patent: 4012186 (1977-03-01), Ramazzotti et al.
patent: 4036923 (1977-07-01), Saidla
Anderson Philip
Precision Tool & Machine, Inc.
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