Method and apparatus for the manufacture of shaped products of b

Details Method and apparatus for the manufacture of shaped products of b Method and apparatus for the manufacture of shaped products of b

1992-03-25

1994-07-12

Timm, Catherine

Plastic and nonmetallic article shaping or treating: processes

Direct application of fluid pressure differential to...

Starting material is nonhollow planar finite length preform...

264230, 264522, 425383, 4253871, B29C 5106, B29C 5118, B29C 5142

Patent

active

053286553

ABSTRACT:
Apparatus and methods for the formation of biaxially oriented thermoplastic articles having flat surfaces or sharp contours, and the articles so produced. Such apparatus and methods relate to the heat-shrinking of biaxially oriented intermediates onto male forms to produce articles of exacting dimensions and flat surfaces or sharply defined contours. Such thermoplastic articles include autoclavable, heat fillable, heat stable, transparent PET containers.

REFERENCES:
patent: 3662049 (1972-05-01), Gilbert
patent: 3746497 (1973-07-01), Neil
patent: 4233022 (1980-11-01), Brady et al.
patent: 4388356 (1983-06-01), Hrivnak
patent: 4469270 (1984-09-01), Gartland
patent: 4943406 (1990-07-01), Bocchi

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