Plastic article or earthenware shaping or treating: apparatus – Distinct means to feed – support or manipulate preform stock... – Female mold type means
Patent
1981-03-05
1983-05-03
Anderson, Philip E.
Plastic article or earthenware shaping or treating: apparatus
Distinct means to feed, support or manipulate preform stock...
Female mold type means
249 91, 264 464, 264 467, 264275, 264278, 264DIG83, 425817R, B29D 2700
Patent
active
043819087
ABSTRACT:
A form box for manufacturing a form, which form box is adapted to hold a reinforcing preform in position during the period of time that an expanding foam mass is injected into the area between the reinforcing preform and the form box. Pins are secured to the form box and project inwardly into the form cavity in which is located the reinforcing preform. The free ends of the pins engage the reinforcing preform to hold same in a fixed position during the period of time that the expanding foam mass is injected into the cavity between the reinforcing preform and the form box.
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Anderson Philip E.
Werkzeugbau Wolfgruben GmbH
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