Patent · US Active

Laser sealing of packages

US8357875B2 · kind B2 · utility

4Cited by

7References

23Claims

0Family size

Assignee

MULTIVAC SEPP HAGGENMUELLER GMBH & CO. KG · DE

Inventors

Elmar Ehrmann · Altusried, DE
Tieme Jan Slomp · Altusried, DE
Robert Maier · Babenhausen, DE

Key dates

Filing date	Aug 13, 2010
Grant date	Jan 22, 2013
Priority date	—
Expiry date	Apr 22, 2031

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB29K2995/0027
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A device for welding a plurality of foils to one another by means of a laser, for use in a packaging machine, comprises a clamping unit configured for applying pressure to a plurality of foils in a predetermined area as well as for conducting the laser radiation used for the purpose of welding to this area. A method for welding a plurality of foils to one another by means of a laser in a sealing station comprises welding the foils to one another along a sealing seam by means of the radiation of the laser while pressing them together in the area of the sealing seam.

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