Process for the manufacture of a fuselage panel by overmolding and fuselage panel so obtained
US-2016368585-A1 · Dec 22, 2016 · US
Apparatus and method for injection molding opening devices on sheet packaging material for packaging pourable food products
US8998599B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8998599-B2 |
| Application number | US-201113519937-A |
| Country | US |
| Kind code | B2 |
| Filing date | Feb 23, 2011 |
| Priority date | Feb 23, 2010 |
| Publication date | Apr 7, 2015 |
| Grant date | Apr 7, 2015 |
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- Title
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Abstract
Official abstract text for this publication.
An apparatus for injection molding an opening device on a sheet packaging material having a hole possessing an axis, formed through a first layer and sealed by a cover portion of a second layer; comprises a mold cavity coaxially housing the cover portion and comprising a first chamber adapted to be filled with molten plastic material on a first side of the cover portion, and a second tubular chamber projecting along the axis from the first chamber and adapted to be filled with the molten plastic material coming from the first chamber through an annular peripheral portion of the cover portion to form, on a second side of the cover portion, a spout; an annular rib delimiting a passage connecting the first and second chamber and defining, when filled with the plastic material, an annular tearable membrane connection portion between the spout and the plastic material covering the cover portion.
First claim
Opening claim text (preview).
The invention claimed is: 1. An apparatus for injection molding an opening device on sheet packaging material for packaging pourable food products, the packaging material including at least a first and a second layer, and having a hole formed through the first layer and sealed by a cover portion of the second layer, the cover portion being transversal to an axis of the hole, and the apparatus comprising: first and second molds arranged on opposite sides of the packaging material a…
Assignees
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Classifications
Operations & Transport · mapped topic
Operations & Transport · mapped topic
Operations & Transport · mapped topic
Operations & Transport · mapped topic
- B29C45/14344Primary
Operations & Transport · mapped topic
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- What does patent US8998599B2 cover?
- An apparatus for injection molding an opening device on a sheet packaging material having a hole possessing an axis, formed through a first layer and sealed by a cover portion of a second layer; comprises a mold cavity coaxially housing the cover portion and comprising a first chamber adapted to be filled with molten plastic material on a first side of the cover portion, and a second tubular ch…
- Who is the assignee on this patent?
- Martini Pietro, Morciano Davide, Michelini Elisa, and 2 more
- What technology area does this patent fall under?
- Primary CPC classification B29C45/14344. Mapped technology areas include Operations & Transport.
- When was this patent published?
- Publication date Tue Apr 07 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).