Production of hollow plastic bodies

Details Production of hollow plastic bodies Production of hollow plastic bodies

1976-08-26

1978-04-25

Silbaugh, Jan H.

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

Composite article making

264296, 425533, B29C 1707

Patent

active

040863158

ABSTRACT:
Hollow plastic bodies are obtained by a process wherein plastic material is blown within a mold. This process includes heat injecting of the plastic material under pressure into a mold having a blow plunger and centering means for the head of the plunger to provide a parison having impressions from the centering means, transferring the plunger and associated parison into a mold, applying a force on parts of the parison that have impression holes to close the holes by extrusion, blowing the parison and unmolding the hollow body thus obtained.

REFERENCES:
patent: 3137748 (1964-06-01), Makowski
patent: 3301928 (1967-01-01), Plymale
patent: 3349155 (1967-10-01), Valyi
patent: 3412186 (1968-11-01), Piotrowski

Affiliated with

Also associated with

Rating

Production of hollow plastic bodies does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Production of hollow plastic bodies, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Production of hollow plastic bodies will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2420409