Plastic and nonmetallic article shaping or treating: processes – Direct application of fluid pressure differential to... – Including application of internal fluid pressure to hollow...
Reexamination Certificate
2005-07-12
2005-07-12
McDowell, Suzanne E. (Department: 1732)
Plastic and nonmetallic article shaping or treating: processes
Direct application of fluid pressure differential to...
Including application of internal fluid pressure to hollow...
C264S542000, C425S532000, C425S534000
Reexamination Certificate
active
06916442
ABSTRACT:
Process and device for the extrusion-moulding of hollow bodies made of a thermoplastic, comprising the extrusion of a tubular parison, its deposition via the use of a robot arm in a preforming device which takes it into a lower part of a mold in which the parison is blow-molded in order to produce the hollow body. Certain steps of the process may be carried out in parallel. This process and this device are very suitable for producing hollow bodies of complex three-dimensional geometry with a high productivity.
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Criel Bjorn
De Henau Pascal
Dupont Serge
Hunt, Jr. Ross F.
Inergy Automotive Systems Research (Société Anonyme)
McDowell Suzanne E.
Stites & Harbison PLLC
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