IP Library Granted Patent US 8,590,723
Granted Patent B2
US 8,590,723 · App. 10/529,093 · Granted Nov 26, 2013

Container seal, container lid and container

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Quick Facts
Patent No.
US 8,590,723
App. No.
10/529,093
Granted
Nov 26, 2013
Kind
B2
Abstract

The invention relates to a container seal, in particular for a milk container ( 7 ′), whereby said container seal may be mounted in a container lid ( 6 ′) and manually operated without tools. According to the invention, the container seal is at least partly made from plastic and may be inserted in a cut-out in the container lid ( 6 ′), whereby the container seal seals the cut-out in the container lid ( 6 ′) and comprises a pouring opening. The invention further relates to a corresponding container lid ( 6 ) and a container with said container seal.

Claims (23)

1. A can closure being mountable in a can lid and operated manually without tools, the can closure at least partially comprising plastic and capable of insertion into a cutout in the can lid, the can closure sealing the cutout in the can lid, said can closure comprising:

a) a closure bottom

a1) wherein said closure bottom is adapted to be inserted into the cutout in the can lid and connected in a form-fitting way to the can lid,

a2) said closure bottom comprising a first pouring opening being positioned in the closure bottom,

a3) said closure bottom comprising a cover closing the first pouring opening before an initial opening, wherein the cover has at least one intended breaking point,

b) a closure lid,

b1) said closure lid having means to open the first pouring opening in the closure bottom in a usage position of the closure lid by breaking the intended breaking point in the cover in the closure bottom,

b2) said closure lid comprising a second pouring opening which lies above the first pouring opening in the closure bottom in the usage position of the closure lid,

b3) said second pouring opening being positioned, in the usage position, within the closure lid at an outer side of the closure lid,

c) a first joint connecting the closure lid to the closure bottom, so that the closure lid is pivotable from a transport position into a usage position,

d) a closure flap for closing the second pouring opening in the closure lid, wherein the closure flap is reclosable, and

e) a second joint pivotably connecting the closure flap to the closure lid, said second joint being positioned, in the usage position, at an inner side of the closure flap.

2. The can closure according to claim 1 , wherein the first pouring in the closure bottom and the second pouring opening in the closure lid are spaced apart from the can lid in a mounted state.

3. The can closure according to claim 1 , wherein the means to open the first pouring opening is positioned so as to at least partially overlap the second pouring opening.

4. The can closure according to claim 1 , wherein the closure lid has a piercing rib positioned on the lower side of the closure lid as means for opening the first pouring opening positioned in the closure bottom.

5. The can closure according to claim 4 , wherein the piercing rib has a bevel on the side facing toward the joint.

6. The can closure according to claim 1 , wherein the closure lid has a handle-like projection, in order to remove the closure lid from the usage position.

7. The can closure according to claim 1 , wherein a surface contour is provided on the can closure's lower side or on the lower side of the closure bottom, in order to produce a form-fitting connection to a corresponding surface contour on the can lid during a plastic injection procedure.

8. The can closure according to claim 1 , wherein the closure bottom and the closure lid have catch elements, in order to produce a catch connection between the closure bottom and the closure lid in the usage position of the closure lid.

9. The can closure according to claim 1 , wherein an ultrasonic weld is provided for the connection to the can lid.

10. The can closure according to claim 1 , wherein the closure bottom comprises a harder component and a softer component, the softer component pressing against the edge of the cutout in the can lid as a gasket in a mounted state.

11. The can closure according to claim 10 , wherein the softer component of the closure bottom encloses the edge of the can lid in the mounted state.

12. A can having a can closure according to one of claims 1 - 5 and 6 - 11 .

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 5, 2014
From: CONSTAR INTERNATIONAL HOLDINS LLC; CONSTAR INTERNATIONAL LLC; CONSTAR INTERNATIONAL INC.; CONSTAR GROUP, INC.; CONSTAR GROUP HOLDINGS, INC.; CONSTAR INC.; CONSTAR INTERMEDIATE HOLDINGS, INC.; BFF INC.; DT INC.
To: PLASTIPAK PACKAGING, INC.
Reel/Frame 032389/0135 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 12, 2010
From: SOOTH, JURGEN
To: EURO-CAP GMBH
Reel/Frame 025355/0499 →