Patent · US Active

Simplified transversal induction sealing device

US10350832B2 · kind B2 · utility

6Cited by

15References

22Claims

0Family size

Assignee

Tetra Laval Holdings & Finance S.A. · CH

Inventors

Per Karlsson · Mullsjö, SE
Marko Stajkovic · Malmö, SE
Louis Carlioz · Arlöv, SE
Håkan Andersson · Vimmerby, SE
Patrik Ingvarsson · Kristianstad, SE

Key dates

Filing date	Nov 18, 2015
Grant date	Jul 16, 2019
Priority date	—
Expiry date	Nov 20, 2035

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB29L2031/26
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

Disclosed embodiments relate to an induction sealing device for heat sealing packaging material for producing sealed packages of pourable food products. In some embodiments, the sealing device includes: an inductor device which interacts with said packaging material by means of at least one active surface; a flux-concentrating insert; and a supporting body made of heat-conducting material and housing said inductor device and said flux-concentrating insert, wherein said flux concentrating insert is made by a magnetic compound of a polymer and soft magnetic particles; and said flux concentrating insert interacts with said packaging material via at least one interactive surface.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.