Patent ID: 6058682
Filing Date: 2000-05-09
Classification: B65B

Abstract:
A method for sealing a container comprising the steps of:obtaining a film membrane;providing first and second opposed clamps operable between an opened position and a closed clamping position;providing first and second opposed knives operable between an opened position and a closed position, at least one of the knives having a relatively sharp edge;positioning the film membrane between first and second clamps and knives in the opened position;clamping the first and second clamps in the closed clamping position;closing the first and second knives to cut the film membrane to a size greater than a size of an opening of the container to be sealed;contour forming an outer portion of the cut film membrane about a curved outer rim of a sealing head moving along a sealing path to form a lip along an edge of the cut film membrane;placing the formed film membrane into the container; andbonding the lip of the film membrane to an inner wall of the container.