초록 ▼

An induction sealing device is utilized to seal a closure to a container on a packaging machine. The induction sealing device has a recess area for receiving a spout of a closure during the application process. A current is induced in a metal medium that generates heat to melt and chemically bond a

An induction sealing device is utilized to seal a closure to a container on a packaging machine. The induction sealing device has a recess area for receiving a spout of a closure during the application process. A current is induced in a metal medium that generates heat to melt and chemically bond a closure to a container. The metal medium may be found in either the closure or the container.

대표청구항 ▼

[ What is claimed is:] [1.] A method for applying a closure to a container on a form, fill and seal packaging machine, the method comprising:processing a packaging material for fabrication into a container on the packaging machine, the packaging material having an access area;transporting a pluralit

[ What is claimed is:] [1.] A method for applying a closure to a container on a form, fill and seal packaging machine, the method comprising:processing a packaging material for fabrication into a container on the packaging machine, the packaging material having an access area;transporting a plurality of closures to an applicator station, each of the plurality of closures having a flange, a spout and a cap, the flange having an interior surface and an exterior surface, the spout protruding from the exterior surface of the flange;placing a closure about the access area of the packaging material at the applicator station, the applicator station having an induction sealing device, the induction sealing device having a body with a recess for receiving the cap and spout of the closure, the body defining an incomplete annular current area for creating a magnetic field, the incomplete annular current area being outwardly spaced from the recess and having first and second terminal ends spaced from one another;sealing the closure to the packaging material about the access area by inducing a current in a metal medium from the magnetic field created by an electrical current flowing through the incomplete annular current area of the induction sealing device, the metal medium provided in one of the closure and packaging material; andfilling the packaging material with a product.