Packing apparatus
AssigneeFuji Pack System Ltd.
InventorYoshiyuki Takamura
Life of this patent
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Abstract
Disclosed herein is a packing apparatus which comprises a container opening at its upper end and at least one film suction chamber positioned under the container and is connected to an appropriate absorbing device. The container defines a packing chamber for holding a part of a packing film in a baggy shape and receiving products to be packed therein. The suction chamber defines a chamber communicating with the absorbing device. The chamber further communicates with the packing chamber through a plurality of vent holes for creating a partial vocuum under the packing film.
Claims5
Apparatus for packaging items with a unitary wrapping film comprising
- a package chamber having an upper opening and a base opening;
- a pair of suction chambers;
- means for mounting said pair of suction chambers adjacent said bottom opening;
- means for moving said pair of suction chambers so as to close and open said base opening so as to form said wrapper film when closed and dispense said film containing said items when open;
- a plurality of vent holes in said suction chambers;
- a holding ring replaceably mounted about the edge of said upper opening in said package chamber said holding ring being of a material which frictionally retains a sheet of said wrapping film without additional retaining means;
- and
- suction means connected to said suction chambers for drawing the central area of said film into said package chamber when said suction chambers are in a closed position and while said film is being peripherally frictionally retained by said holding ring.
Dependencies are inferred from the claim text.