Patent ID: 6374572
Filing Date: 2002-04-23
Classification: B29C,B65B

Abstract:
A filling and packaging machine adapted to vertically seal a film which is continuously fed, by a vertical sealing unit and thereby form the film into a bottomed cylindrical body, laterally seal the cylindrical film by a lateral sealing unit and thereby form a bottom portion of a packaging bag to be obtained, pack an object material into the bottomed cylindrical film from a filling nozzle disposed in the film, and laterally seal while feeding the film the portion of the film which is to form a mouth of the packaging bag by the lateral sealing unit, whereby the material is packaged continuously, comprising a material supply unit joined to the filling nozzle and adapted to supply the object material, a detector adapted to detect the lateral sealing time of the lateral sealing unit, and a control unit for having the material supplied intermittently by starting a material supplying operation of the material supply unit when a predetermined period of time has elapsed from a time determined by the lateral sealing time detector, continuing the supplying of the material for a predetermined period of time and then stopping supplying the material.