Reclosable closure and beverage can and beverage carton

Abstract

There is provided a reclosable closure for a container storing a liquid. The reclosable closure comprises of a fastening insert for inserting the closure into an opening of the container having a hollow truncated-cone shaped bearing formed in the fastening insert, the inner wall of which has at least one passage opening which extends over a section of the inner circumference of the bearing, which opens into a surface of the fastening insert to be turned towards the interior of the container, and which forms a component of a channel extending between the interior of the container to be closed and the interior of a hollow truncated-cone shaped bearing; and a rotary closure comprising a closure cone mounted at least partially rotatably in the bearing, which closure cone has the outer shape of a truncated cone and at least one outlet opening, which extends over a section of the outer circumference of the closure cone and opens into a surface of the rotary closure to be directed towards the outside of the container.

What is claimed is: 
     
         1 . Reclosable closure for a container storing a liquid, comprising:
 a fastening insert ( 01 ) for inserting the closure into an opening ( 04 ) of the container having a hollow truncated-cone shaped bearing ( 08 ) formed in the fastening insert ( 01 ), the inner wall of which has at least one passage opening ( 21 ) which extends over a section of the inner circumference of the bearing ( 08 ), which opens into a surface of the fastening insert ( 01 ) to be turned towards the interior of the container, and which forms a component of a channel extending between the interior of the container to be closed and the interior of a hollow truncated-cone shaped bearing ( 08 ); and   a rotary closure ( 02 ) comprising a closure cone ( 09 ) mounted at least partially rotatably in the bearing ( 08 ), which closure cone has the outer shape of a truncated cone and at least one outlet opening ( 19 ), which extends over a section of the outer circumference of the closure cone ( 09 ) and opens into a surface of the rotary closure ( 02 ) to be directed towards the outside of the container;   wherein the passage opening ( 21 ) and the outlet opening ( 19 ) are arranged so that they open into one another in a first position of the closure cone ( 09 ); and wherein the closure cone ( 09 ) can be rotated into a second position in which the passage opening ( 21 ) and the outlet opening ( 19 ) are remote from one another.   
     
     
         2 . The reclosable closure according to  claim 1 , characterised in that the closure cone ( 09 ) has the shape of a truncated cone shell. 
     
     
         3 . The reclosable closure according to  claim 2 , characterised in that the closure cone ( 09 ) is formed in one piece with a cylindrical shell-shaped dispensing piece ( 14 ) which concentrically adjoins the base circle of the closure cone ( 09 ). 
     
     
         4 . The reclosable closure according to  claim 3 , characterised in that the dispensing piece ( 14 ) is expanded circumferentially by an annular rotary disk ( 16 ) formed in one piece with the dispensing piece ( 14 ). 
     
     
         5 . The reclosable closure according to  claim 4 , characterised in that the rotary disk ( 16 ) has a recess ( 51 ) which during a rotation of the rotary closure ( 02 ) is moved over a marking ( 52 ) applied to the fastening insert ( 01 ). 
     
     
         6 . The reclosable closure according to  claim 3 , characterised in that the dispensing piece ( 14 ) is extended circumferentially by at least one grip block ( 18 ) configured in one piece with the dispensing piece ( 14 ). 
     
     
         7 . The reclosable closure according to  claim 4 , characterised in that the rotary disk ( 16 ) is expanded circumferentially by an annular sealing lip ( 17 ) for sealing with respect to a wall ( 03 ) of the container. 
     
     
         8 . The reclosable closure according to  claim 2 , characterised in that one or more outlet openings ( 19 ) open into the inner surface of the truncated cone-shell shaped closure cone ( 09 ). 
     
     
         9 . The reclosable closure according to  claim 1 , characterised in that the fastening insert ( 01 ) has the shape of a truncated cone shell, whose base circle is expanded by a retaining ring ( 07 ). 
     
     
         10 . The reclosable closure according to  claim 9  related back to  claim 7 , characterised in that the sealing lip ( 17 ) and the retaining ring ( 07 ) are arranged concentrically and parallel to one another and have a spacing for receiving the wall ( 03 ) of the container. 
     
     
         11 . The reclosable closure according to  claim 9 , characterised in that a peripheral latching edge ( 44 ) for engaging in the opening ( 04 ) of the container is formed at the transition from the outer truncated cone shape of the fastening insert ( 01 ) to the retaining ring ( 07 ). 
     
     
         12 . The reclosable closure according to  claim 9 , characterised in that it further has a truncated-cone shell-shaped inner cap ( 31 ) which is rotatably mounted on the outer surface of the truncated cone shell of the fastening insert ( 01 ) to be directed towards the interior of the container and is connected in a rotationally fixed manner to the closure cone ( 09 ), wherein the inner cap ( 31 ) has at least one inlet opening ( 36 ) which in the first position of the closure cone ( 09 ) opens into the outlet opening ( 19 ) via the passage opening ( 21 ). 
     
     
         13 . The reclosable closure according to  claim 12 , characterised in that the truncated cone-shell shaped inner cap ( 31 ) is mounted sealingly and rotatably with its base circle in an annular groove formed on the retaining ring ( 07 ). 
     
     
         14 . The reclosable closure according to  claim 12 , characterised in that the inner cover surface of the hollow truncated-cone shaped bearing ( 08 ) has a first fastening hole ( 12 ) in which a latching pin ( 11 ) sitting on the cover surface ( 13 ) of the truncated cone shape of the closure cone ( 09 ) engages. 
     
     
         15 . The reclosable closure according to  claim 14 , characterised in that the latching pin ( 11 ) is furthermore engaged in a second fastening hole ( 13 ) in the cover surface ( 32 ) of the truncated cone-shaped inner cap ( 31 ), wherein the latching pin ( 11 ) is fastened in a rotationally fixed manner in the second fastening hole ( 33 ). 
     
     
         16 . The reclosable closure according to  claim 1 , characterised in that the fastening insert ( 01 ) is configured as a lid for a beverage can. 
     
     
         17 . The reclosable closure according to  claim 1 , characterised in that the fastening insert ( 01 ) is configured as a screw cap for screwing onto a threaded flange ( 42 ) of the container. 
     
     
         18 . The reclosable closure according to  claim 3 , characterised in that it further comprises a protective cap which can be placed on the dispensing piece ( 14 ). 
     
     
         19 . The reclosable closure according to  claim 18 , characterised in that the protective cap is connected to the fastening insert ( 01 ) via a tear-off connecting element as a first opening guarantee. 
     
     
         20 . The reclosable closure according to  claim 1 , characterised in that the closure cone ( 09 ) has at least one cutting element ( 23 ) on its outer lateral surface, which upon a first turning of the closure cone ( 09 ) engages in a cover ( 22 ) closing the passage opening ( 21 ) in order to cut this. 
     
     
         21 . A beverage can having a lid ( 03 ) which is formed by a reclosable closure according to  claim 1 . 
     
     
         22 . A beverage can having a lid ( 03 ) in which a reclosable closure according to  claim 1 . 
     
     
         23 . A beverage carton having a screw cap ( 41 ) in which a reclosable closure according to  claim 1 .