Closure package and manufacturing method thereof
AssigneePonzini S.p.A.
InventorEligio Ponzini
Life of this patent
Estimating the term…
Abstract
An improved valve (1) and countervalve (2) package and the manufacturing method thereof are disclosed. The package comprises at least one valve provided with a housing pocket and a countervalve, mutually coupled with respective peripheral surfaces with respect to said pocket, and along a substantial portion of the common perimeter edge of the valve (1) and of the countervalve (2) a sealing bead (3) is externally applied, obtained from an injectable plastic material through an injection mould
Claims16
A package comprising at least one valve provided with a housing pocket and a countervalve, mutually coupled on surfaces of respective peripheral flanged portions, wherein along a substantial part of a common perimeter edge of said flanged portions of valve (1) and countervalve (2), a sealing head (3) of injectable plastic material is externally applied by moulding.
Dependencies are inferred from the claim text.