Liquid administration device
US-2015374922-A1 · Dec 31, 2015 · US
US8926569B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8926569-B2 |
| Application number | US-68600007-A |
| Country | US |
| Kind code | B2 |
| Filing date | Mar 14, 2007 |
| Priority date | Mar 15, 2006 |
| Publication date | Jan 6, 2015 |
| Grant date | Jan 6, 2015 |
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Official abstract text for this publication.
A plunger cover for use with a syringe includes a sealing portion adapted to form a seal with the syringe and a central portion adapted to contact fluid within the syringe. The central portion can, for example, be more rigid than the sealing portion. The sealing portion and the central portion are connected in an overmolding process. The sealing portion can, for example, be formed from a thermoplastic elastomer or a thermoplastic polyurethane. The central portion can, for example, be formed from polypropylene, acrylonitrile butadiene styrene, polycarbonate or copolymers thereof.
Opening claim text (preview).
What is claimed is: 1. A plunger cover for use with a syringe comprising: a sealing portion adapted to form a seal with the syringe; and a central portion adapted to contact a fluid within the syringe, the central portion being more rigid than the sealing portion, the sealing portion and the central portion being connected in an overmolding process, wherein the sealing portion is injection molded first and the central portion is injection overmolded thereon, wherein the cent…
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