Heat sealing device
AssigneeFUJIFILM Corporation
InventorsYujiro Fuchigami, Fumio Noji
Life of this patent
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Abstract
There is provided a heat sealing device that seals a film for packaging an article by heat welding, with the film sandwiching the article in between and being disposed in a partially overlapped state around the article, the heat sealing device including: a sealing head that heat-welds a seal portion to be sealed in the film; a first cooling head that cools the seal portion after heat welding by the sealing head; and a second cooling head that cools at least a part of an article side region in the film, which is located on an article side with respect to the seal portion.
Claims14
A heat sealing device that seals a film for packaging an article by heat welding, with the film sandwiching the article in between and being disposed in a partially overlapped state around the article, the heat sealing device comprising:
- a sealing head that heat-welds a seal portion to be sealed in the film;
- a first cooling head that cools the seal portion after heat welding by the sealing head;
- and
- a second cooling head that cools at least a part of an article side region in the film, which is located on an article side with respect to the seal portion;
- a moving mechanism that moves the film and each of the sealing head, the first cooling head, and the second cooling head relative to each other;
- and
- a control unit that controls each part of the sealing head, the first cooling head, the second cooling head, and the moving mechanism.
Dependencies are inferred from the claim text.