Valve
AssigneeObrist Closures Switzerland GmbH
InventorsMartin Bull, Peter Pargen
Life of this patent
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Abstract
A bi-injection moulded self-closing valve assembly is described. The assembly comprises a valve overmoulded on an insert. The overmoulded valve is injected using side gating of the mould.
Claims20
A self-closing valve assembly comprising a valve overmoulded on an insert, in which the insert is formed by lateral injection, and in which overmoulded valve is injected by:
- generally central injection;
- off-centre injection;
- or lateral injection.
15-20. (canceled)
A self-closing valve comprising an injection moulded body formed from a TPE material, the injection moulded body includes a peripheral sidewall and a central valve head, in which the injection gate for the body is formed away from the centre of the valve head.
Dependencies are inferred from the claim text.