Packaging machine and packaging method
AssigneeGeneral Packer Co., Ltd.
InventorsShinji Ishikawa, Shinya Ozeki
Life of this patent
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Abstract
Providing a packaging machine and a packaging method both of which are capable of packaging with an imperforate bag provided with no small apertures or no aerating part, can prevent contamination of foreign substances such as insects and can further prevent the packaging bags from being damaged or collapsed during storage in a piled state or transportation by execution of reliable deaeration. The packaging machine and a packaging method have a closing unit 4 which holds a vicinity of mouth a of a packaging bag A inserted with a deaeration nozzle held from opposed sides of the bag A, an airway securing unit, a shaping press unit and a temporary sealing unit.
Claims11
A packaging machine which fills with an article to be packaged, a packaging bag supported in a suspended manner by a pair of grips with a mouth thereof on the top, removes air in the packaging bag by a sucking, deaeration nozzle and heat-seals the mouth, the machine comprising:
- a gas charging nozzle configured to supply gas to the packaging bag;
- a suction unit configured to open the packaging bag;
- a closing unit which holds a part of the packaging bag in a vicinity of the mouth through which the sucking deaeration nozzle is inserted, from a front and a back of the packaging bag, thereby closing the packaging bag;
- and
- an airway securing unit having a pair of suckers which is provided at the front and the back of the packaging bag near an end of the sucking deaeration nozzle, configured to secure an airway for the sucking deaeration nozzle when gas is eliminated from the bag.
Dependencies are inferred from the claim text.