Title:
APPARATUS AND METHOD
Document Type and Number:
WIPO Patent Application WO/2013/093505
Kind Code:
A3
Abstract:
Apparatus comprising a first sealing member and a second sealing member movable relative to said first member, the sealing members (2) serving to seal a container sealing fin (20) therebetween, the first sealing member (2) including an inductor device (6), the inductor device being embedded in a magnetic field concentrator. Also disclosed is a method comprising providing a laminate comprised of a paperboard layer, an electrically conductive layer and a thermoplastics layer, shaping the laminate into a partially formed gable-top container having a top sealing fin region so as to bring a multiplicity of layers of the thermoplastics layer into a face- to-face relationship with each other in said region, and sealing the multiplicity of layers face-to-face with each other using the first and second sealing members, wherein the sealing of the multiplicity of layers is performed in a single induction sealing operation.
Inventors:
MACH MARTIN (NO)
Application Number:
PCT/GB2012/053242
Publication Date:
October 03, 2013
Filing Date:
December 21, 2012
Export Citation:
Assignee:
ELOPAK SYSTEMS (CH)
ORHAGEN CHRISTINE (NO)
ORHAGEN CHRISTINE (NO)
International Classes:
B29C65/32; B65B7/18; B65B51/14; B65B51/22
Domestic Patent References:
| WO2000044619A1 | 2000-08-03 |
Foreign References:
| EP2008795A1 | 2008-12-31 | |||
| US3632943A | 1972-01-04 | |||
| US20030182901A1 | 2003-10-02 |
Attorney, Agent or Firm:
BROTHERS, Christopher (The Rufus CentreSteppingley Roa, Flitwick Bedfordshire MK45 1AH, GB)
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