Receptacles – Closures – Superposed closures for common opening
Patent
1979-02-21
1980-05-06
Ward, Jr., Robert S.
Receptacles
Closures
Superposed closures for common opening
220307, 277152, 277207R, B65D 5128, B65D 5118, F16J 1532
Patent
active
042013100
ABSTRACT:
Bidirectional joining device with an integral passage between a first enclosure having a flange serving as a seat for a first plug provided with a first gasket and a second enclosure having an opening, a second plug and a second gasket, whereby the first gasket is able to form the sealing between the first plug and the gasket and the first plug and the second plug when the latter are joined together, wherein the second enclosure has an opening provided with a lateral edge, the second plug has a peripheral edge perpendicular to the axis of the two plugs, a side wall having a convex portion and a bottom, the second gasket has an external lateral face, an internal lateral face and an upper face turned towards the outside of the second enclosure, said external lateral face being sealingly and not-detachably fixed to the lateral edge of the second enclosure, said inner lateral face having a first bead able to cooperate with the convex portion of the second plug to ensure the joining together of said second plug and the drum by locking the bead between the convex portion and the edge, said upper face being provided with an external annular contact area which is able to ensure by deformation sealing between the drum and the flange of the second enclosure when the two enclosures are joined together, a second annular contact area ensuring by elastic deformation the covering of the periphery of the peripheral edge of the second plug and sealing means between the upper face of the gasket and the peripheral edge of the plug.
REFERENCES:
patent: 2782956 (1957-02-01), Richman
patent: 3015510 (1962-01-01), Bates
patent: 3162882 (1964-12-01), Womer
patent: 3454191 (1969-07-01), Mercier
patent: 3753853 (1973-08-01), Schabert
patent: 3866794 (1975-02-01), Kerr
patent: 3912110 (1975-10-01), Hammes
La Calhene
Ward, Jr. Robert S.
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