Thermoplastic container with petaloid base

Details Thermoplastic container with petaloid base Thermoplastic container with petaloid base

2006-08-01

2006-08-01

Ngo, Lien (Department: 3727)

Bottles and jars

End wall structure

One-piece side and end wall

C215S373000, C220S606000

Reexamination Certificate

active

07083059

ABSTRACT:
A thermoplastic container, such as a bottle, obtained by extrusion-blow or injection-blow molding and having a petaloid base (6, 7). The base includes a convex wall (7) hemispherical in shape; the wall (7) is linked to the wall (2) forming the container body by a marginal zone (8) with a curve (R1, R2). Members (6) originate from the hemispherical wall (7) and are separated in pairs by a part thereof; the top end of each member is directly linked to the wall (2) forming the body.

REFERENCES:
patent: 4249667 (1981-02-01), Pocock et al.
patent: 4368825 (1983-01-01), Motill
patent: 4721223 (1988-01-01), Jakobsen
patent: 5454481 (1995-10-01), Hsu
patent: 5906286 (1999-05-01), Matsuno et al.
patent: WO 86 05462 (1986-09-01), None

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