IP Library Granted Patent US 9,427,993
Granted Patent B2
US 9,427,993 · App. 13/895,679 · Granted Aug 30, 2016

Transfer film tensioning in a transfer lamination device

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Quick Facts
Patent No.
US 9,427,993
App. No.
13/895,679
Granted
Aug 30, 2016
Kind
B2
Abstract

A transfer lamination method uses a transfer lamination device including a transfer ribbon comprising a transfer film on a carrier web, a print unit comprising a print head, and a transfer unit configured to transfer a film section of the transfer film to a substrate. In the method, the transfer ribbon is fed in a feed direction past the print unit and the transfer unit. Tension is generated in the transfer ribbon using the print head while processing the transfer ribbon using the transfer unit.

Claims (28)

1. A transfer lamination method using a transfer lamination device, which includes a transfer ribbon comprising a transfer film on a carrier web, a print unit comprising a thermal print head including a plurality of heating elements, and a transfer unit configured to transfer a film section of the transfer film to a substrate, the method comprising:

feeding the transfer ribbon in a feed direction past the print unit and the transfer unit; and

tensioning a portion of the transfer ribbon extending from the transfer unit toward the print head using the print head while processing the transfer ribbon using the transfer unit, comprising resisting feeding of the transfer ribbon in the feed direction including pinching the transfer ribbon between the print head and a print roller of the print unit.

2. The method according to claim 1 , wherein resisting feeding of the transfer ribbon in the feed direction comprises driving the print roller using a motor.

3. The method according to claim 1 , wherein resisting feeding of the transfer ribbon in the feed direction comprises resisting rotation of the print roller.

4. The method according to claim 1 , further comprising printing an image to a surface of the film section using the print head.

5. The method according to claim 1 , wherein processing the transfer ribbon using the transfer unit comprises:

bonding the film section to a surface of the substrate; and

peeling the carrier web away from the film section bonded to the substrate.

6. The method according to claim 5 , wherein tensioning the transfer ribbon occurs during bonding the film section.

7. The method according to claim 6 , wherein:

bonding the film section comprises bonding the film section to the surface of the substrate using a transfer roller of the transfer unit; and

feeding the transfer ribbon comprises rotating the transfer roller using a motor.

8. The method according to claim 5 , wherein tensioning the transfer ribbon occurs during peeling the carrier web away from the film section.

9. The method according to claim 8 , wherein tensioning the transfer ribbon comprises tensioning a portion of the transfer ribbon extending from a trailing end portion of the substrate to the print head.

10. The method according to claim 9 , wherein tensioning the portion of the transfer ribbon comprises disengaging a transfer roller of the transfer unit from the transfer ribbon.

11. A method of performing a transfer lamination using a transfer lamination device, which includes a transfer ribbon comprising a transfer film on a carrier web, a print unit comprising a print head and a print roller, and a transfer unit comprising a transfer roller configured to transfer a film section of the transfer film to a substrate, the method comprising:

feeding the transfer ribbon in a feed direction past the print unit and the transfer unit;

printing an image to a surface of the film section of the transfer film using the print unit;

bonding the film section to a surface of the substrate using the transfer roller while generating tension in a first portion of the transfer ribbon extending from the transfer roller to the print head including pinching the transfer ribbon between the print head and the print roller; and

peeling the carrier web from the film section while generating tension in a second portion of the transfer ribbon extending from a trailing end portion of the substrate to the print head including pinching the transfer ribbon between the print head and the print roller.

12. The method according to claim 11 , wherein generating tension in a first portion of the transfer ribbon, and generating tension in a second portion of the transfer ribbon each comprise one of driving the print roller using a motor and resisting rotation of the print roller.

13. The method according to claim 12 , further comprising disengaging the transfer roller from the transfer ribbon during generating tension in a second portion of the transfer ribbon.

14. The method according to claim 13 , further comprising:

winding the transfer ribbon on a take-up spool using a motor; and

feeding the transfer ribbon in a feed direction comprises one of driving the transfer ribbon in the feed direction in response to winding the transfer ribbon on a take-up spool, and driving rotation of the transfer roller using a motor.

15. The method according to claim 13 , wherein bonding the film section to a surface of the substrate using the transfer roller comprises tensioning the first portion of the transfer ribbon.

16. The method according to claim 15 , wherein peeling the carrier web from the film section comprises tensing the second portion of the transfer ribbon.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 28, 2014
From: HID GLOBAL CORPORATION
To: ASSA ABLOY AB
Reel/Frame 032554/0875 →