Composite preform, composite container, composite preform, plastic member, and method for producing composite container

Patent metadata

Field	Value
Publication number	US-11220367-B2
Application number	US-201515529213-A
Country	US
Kind code	B2
Filing date	Dec 4, 2015
Priority date	Dec 8, 2014
Publication date	Jan 11, 2022
Grant date	Jan 11, 2022

Abstract

A composite container is provided including a container body made of a plastic material and a plastic member disposed on the outer surface of the container body. The container body and the plastic member are integrally inflated by blow molding, and the plastic member includes a colored layer and/or a print layer where a print is made.

First claim

The invention claimed is:

1. A composite container comprising:
a container body made of a plastic material and having a shoulder part, a trunk part, and a bottom part, the bottom part including a central concave part and a grounding part surrounding the concave part; and
a plastic member, comprising a heat contracting tube disposed on an outer surface of the container body,
wherein the container body and the plastic member are integrally inflated by blow molding,
wherein the plastic member comprises a colored layer and a print layer where a print is made,
wherein the plastic member is not welded or adhered to the outer surface of the container body, whereby the plastic member can be peeled off from the container body,
wherein the plastic member is a unitary body without a sticking part, and
wherein the plastic member covers the shoulder part of the container body, the trunk part of the container body, and at least the grounding part of the bottom part of the container body.

2. The composite container of claim 1 , wherein the plastic member also covers the concave part of the bottom part of the container body.

3. The composite container of claim 1 , wherein the grounding part of the bottom part of the container body defines a lowermost surface of the bottom part of the container body that is adapted to contact a placement surface.

Assignees

• Dainippon Printing Co Ltd

Inventors

• Miyawaki Takuma
• Suga Yusuke

Classifications

• B29C49/071

  Preforms or parisons characterised by their configuration, e.g. geometry, dimensions or physical properties · CPC title

• B29C2949/0715

  the preform having one end closed · CPC title

• B29C2049/2412

  outside the article · CPC title

• B29C2049/222

  only parts of the preforms or parisons are layered · CPC title

• B29C2949/3032

  having components being injected · CPC title