초록 ▼

A close for allowing the emptying of the contents of a container comprises: a hollow closure member (1) for a container, the closure member having an outlet (2) for the contents; a rotatable plug (3) mounted within the closure member, the plug having a first through-passage (4) for the contents with

A close for allowing the emptying of the contents of a container comprises: a hollow closure member (1) for a container, the closure member having an outlet (2) for the contents; a rotatable plug (3) mounted within the closure member, the plug having a first through-passage (4) for the contents with an inlet (32) and an outlet (34), the plug being rotatable between a first closed position in which the inlet (32) of the through-passage is out of register with the closure member outlet (2) and a second position in which the inlet is in register with the closure member outlet to permit the contents to pass into the passageway; a connector (5) for transfer of the contents out of the container, the connector having means (7) to engage the exposed portion of the plug, and the connector (5) when engaged with the plug (3) can be turned to rotate the plug to the open position, or to the closed position.

대표청구항 ▼

A closure for allowing the emptying of the contents of a container, the closure having: a hollow closure member for a container, the closure member having an outlet for the contents; a rotatable plug mounted within the closure member, the plug having a first through-passage for the contents with an

A closure for allowing the emptying of the contents of a container, the closure having: a hollow closure member for a container, the closure member having an outlet for the contents; a rotatable plug mounted within the closure member, the plug having a first through-passage for the contents with an inlet and an outlet, said plug being rotatable between a first closed position in which said inlet of the through-passage is out of register with the closure member outlet and a second open position in which said inlet is in register with the closure member outlet to permit the contents to pass into the passageway; means for retaining said closure member in a container; a connector for transfer of the contents out of the container, the connector having means to engage an exposed portion of the plug, the connector having a second through-passage with an inlet in communication with said outlet of said first through-passage of said plug; said closure being characterized in that a means is provided for sealing said plug with said closure member, where, when engaged, said plug retains an airtight seal when in register with said closure member; said retaining means retaining said rotatable plug within said closure member, said retaining means exposing an outer portion of said rotatable plug, said exposed portion having said outlet of said first through-passage therein, and means for sealing said second through-passage with said outlet of said first through-passage where said connector is able to engage said plug in one motion, without losing an airtight seal; the connector when engaged with the plug, can be turned to rotate said plug to said open position or to said closed position, wherein said selating means for said connector retains said seal between said plug and said connector in said open position.