Rotatably capped container outlet with click-stop upon closing

Details Rotatably capped container outlet with click-stop upon closing Rotatably capped container outlet with click-stop upon closing

1977-10-17

1979-10-30

Tollberg, Stanley H.

Dispensing

Axially rotary and longitudinally movable tubes, sleeves, or...

B65D 4106

Patent

active

041725417

ABSTRACT:
This invention relates to a closure member in the form of a hollow tubular outlet member and a cap fitting over the outlet member and rotatable relative thereto, the outlet member and cap having complementary conical end portions, an aperture in each conical end portion which can be aligned to define an opening which can be closed by rotation of the cap and wherein the cap and outlet have a co-axial tubular portion, one of such tubular portions being provided with at least one formation directed towards the other tubular portion and co-operating with a cam surface on the said other tubular portion, said cam surface being shaped such that the conical end portions are urged axially into tighter engagement with each other during rotation of the cap to close the opening.

REFERENCES:
patent: 1590822 (1926-06-01), Heath
patent: 1615127 (1927-01-01), McNaughton
patent: 1631525 (1927-06-01), Gallett
patent: 1795737 (1931-03-01), Rundell
patent: 2533915 (1950-12-01), Brooks
patent: 3029003 (1962-04-01), Gronemeyer

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