Process for blow-molding a hollow article from a preform made fr

Details Process for blow-molding a hollow article from a preform made fr Process for blow-molding a hollow article from a preform made fr

1982-02-18

1984-05-29

Silbaugh, Jan H.

Plastic and nonmetallic article shaping or treating: processes

Direct application of fluid pressure differential to...

Including application of internal fluid pressure to hollow...

215 1C, 425525, 425526, 428 35, 432 11, 432124, B29C 1707

Patent

active

044514263

ABSTRACT:
The preform (1) for the production of hollow articles by blow-moulding possesses a profiled false neck (4) provided with a circular toothed collar (6), and during the thermal conditioning of the preform for the purpose of final blowing, the preform, held loosely by idling holding rollers (8) (9) at the level of the profiling of its false neck (4), is caused to rotate about its longitudinal axis by a toothed drive member (13) which cooperates with the circular toothed collar (6).

REFERENCES:
patent: 4212841 (1980-07-01), Michael

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