Hollow body made of an oriented thermoplastic

Details Hollow body made of an oriented thermoplastic Hollow body made of an oriented thermoplastic

1980-01-18

1981-07-07

Norton, Donald F.

Bottles and jars

Ejecting

Siphon type

215 10, B65D 102

Patent

active

042769876

ABSTRACT:
Hollow body made of an oriented thermoplastic, such as bottles, the base of which comprises a central part 4 in the form of an inset dome, which central part is joined to the side wall 2 by means of a peripheral arched moulding 3, in which hollow body the central part is provided with a plurality of hollow protuberances 6 which project outwards from the hollow body and are distributed around its longitudinal axis C-C', the protuberances 6 having the appearance of cones, the rounded vertices of which are separated from the longitudinal axis of the hollow body by a distance which is equal to at most 60% of the external diameter of the neck of the hollow body.

REFERENCES:
patent: 3043461 (1962-07-01), Glassco
patent: 3757978 (1973-09-01), Gilbert
patent: 3759410 (1973-09-01), Uhlig
patent: 3870181 (1975-03-01), Sincock
patent: 4174782 (1979-11-01), Obsomer

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