IP Library Granted Patent US 7,108,469
Granted Patent B2
US 7,108,469 · App. 10/965,944 · Granted Sep 19, 2006

Can end

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Quick Facts
Patent No.
US 7,108,469
App. No.
10/965,944
Granted
Sep 19, 2006
Kind
B2
Abstract

A can end ( 1 ) having a chuck wall ( 3 ) which is inclined at an angle of between 30° and 60°. The chuck wall ( 3 ) is provided with an image ( 9 ) such as a logo, pattern, printed or etched image, typically for promotional purposes.

Claims (20)

1. A method of manufacturing a can end comprising the steps of:

i) providing a coil of metal;

ii) stamping the coil into a plurality of blanks;

iii) forming each blank into an end shell comprising a radially outer seaming flange, a chuck wall adjacent the seaming flange, a center panel and an axially downward countersink joining the center panel to the chuck wall, the chuck wall being inclined to an axis perpendicular to the center panel at an angle of between 30° and 60°;

iv) converting the shell to an easy open can end by the steps of:

a) forming a score on a portion of the center panel, and

b) forming a tab and attaching the tab to the center panel, and;

v) providing an image on the chuck wall of the can end.

2. A method according to claim 1 , wherein the step of providing the image includes providing an area of the coil with the image such that, when each blank is formed into a can end, the image is present on the chuck wall of the can end.

3. A method according to claim 1 , wherein the step of providing the image includes providing an area of the blank with the image such that, when the blank is formed into a can end, the image is present on the chuck wall of the can end.

4. A method according to claim 1 , wherein the step of providing the image includes adding the image to the chuck wall when the end shell has been formed and before it is converted into a can end.

5. A method according to claim 1 , wherein the step of providing the image includes adding the image to the chuck wall after the end shell has been converted into a can end.

6. A method according to claim 1 , wherein the step of providing the image includes printing the image.

7. A method according to claim 6 , wherein the image consists essentially of wording.

8. A method according to claim 6 , wherein the image consists essentially of one or more logos.

9. A method according to claim 6 , wherein the image consists essentially of a pattern.

10. A method according to claim 1 , wherein the step of providing the image includes etching the image.

11. A method according to claim 10 , wherein the image consists essentially of wording.

12. A method according to claim 10 , wherein the image consists essentially of one or more logos.

13. A method according to claim 10 , wherein the image consists essentially of a pattern.

Assignments (2)
RELEASE OF SECURITY INTEREST Recorded Mar 5, 2014
From: DEUTSCHE BANK AG NEW YORK BRANCH
To: CROWN PACKAGING TECHNOLOGY, INC.
Reel/Frame 032389/0380 →
SECOND AMENDED & RESTATED PATENT SECURITY AGREEMEN Recorded Dec 15, 2005
From: CROWN PACKAGING TECHNOLOGY, INC.
To: DEUTSCHE BANK AG NEW YORK BRANCH, AS AGENT
Reel/Frame 017097/0001 →