Neck orienting method of bottles of saturated polyester resins

Details Neck orienting method of bottles of saturated polyester resins Neck orienting method of bottles of saturated polyester resins

1981-06-04

1983-05-31

Silbaugh, Jan H.

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

Plural sequential shaping or molding steps on same workpiece

264521, 264533, 264322, 425525, B29C 1700, B29C 1707

Patent

active

043860460

ABSTRACT:
Herein disclosed is a method of orienting the neck of a bottle of a saturated polyester resin so as to enhance the physical properties and durability of the neck. The neck orienting method includes the step of inserting an orienting rod having a taper head into the neck which is being heated. The neck orienting method may include the step of orienting only the mouth edge of the neck.

REFERENCES:
patent: 3271489 (1966-09-01), Fogelberg et al.
patent: 3311950 (1967-04-01), Strauss
patent: 3801690 (1974-04-01), Gilbert
patent: 4158692 (1979-06-01), Nilsson

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