PLASTIC CONTAINER FOR LIQUIDS AND METHOD OF ITS MANUFACTURING Russian patent published in 2024 - IPC B29C49/54 

Abstract RU 2813204 C1

FIELD: plastic containers.

SUBSTANCE: invention is related to a plastic container for liquids, in particular, to an internal reservoir of a container for transporting and storing liquids, having an outer shell made of lattice or sheet material and a base in form of a tray. The plastic container is made in form of a body by blow moulding from a tubular blank in a blow mould which, in the area where the fittings of the container wall connect, has a fitting with a hole for connecting the fittings, which is connected to the connecting flange of the container fittings by means of a welded joint. The container wall has an inner layer made of a first plastic material and an outer layer made of a second plastic material. The container fitting has a longitudinal cross-section that expands towards the container opening such that the end surface of the container fitting is at least partially formed by a segment of the inner layer located opposite the outer layer, and the welding contact surface of the container fitting is formed by a segment of the inner layer.

EFFECT: invention provides for creation of a plastic container and a method for manufacturing a plastic container, which has a multi-layer wall structure and can be equipped with reinforcement in a simple way using a welded joint.

5 cl, 12 dwg

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RU 2 813 204 C1

Authors

Blomer, Peter

Mosen, Johannes

Erll, Carsten

Erll, Thomas

Dates

2024-02-07Published

2020-09-25Filed