Abstract: An ultrasonic sealing apparatus is provided for transversely ultrasonically sealing a packing material comprised of a laminated body including at least a thermoplastic resin layer having a tubular form and containing a fluid. The apparatus includes a horn having an elongated and flat sealing face and an opposing jaw with an action face including a pressing portion for pressing the packing material in cooperation with the sealing face of the horn to a define at least one transverse sealing zone of the tubular packing material. At least one groove is disposed on the action face of the opposing jaw for forming a molten thermoplastic resin bulge in a vicinal area of the at least one sealing zone on a side in contact with the fluid in the tubular packing material.

Abstract: An ultrasonic sealing apparatus prevents a sealing failure by preventing a tunnel (through passage) to form in the step portions in the vicinity of both end portions of longitudinally sealed portions, when the tubular laminated packaging material is transversely ultrasonically sealed. An ultrasonic sealing apparatus, in which a laminated packaging material containing a thermoplastic resin layer and a paper layer is formed into a tubular form and the tubular laminated packaging material is transversely ultrasonic sealed, includes a horn having an elongated and flat sealing face and an opposing jaw having an elongated pressing face which presses the laminated packaging material in cooperation with the sealing face of the horn, wherein the center portion in longitudinal direction of the pressing face of the opposing jaw is narrower than both end portions of the pressing face. Further, at a center portion in longitudinal direction of a pressing face of the opposing jaw, a recess having an arc shape, etc.

Abstract: A device for gasifying a sterilizing liquid comprises a hot air duct 12 having an inlet 36 at one end thereof and an outlet 33 at the other end thereof, a hot air generator 37 for supplying to the inlet 36 hot air having a temperature capable of gasifying the sterilizing liquid, a spray nozzle 13 for spraying the sterilizing liquid into the hot air duct 12, and a plate heater 23 disposed as opposed to the outlet 33.

Abstract: An ultrasonic container sealing method of sealing a closure 12 to a container main body 11 with use of an ultrasonic horn 54 having a sealing action face 53 comprises applying pressure to a lap of an outer peripheral portion of the closure 12 and a flange 24 of the container main body 11 as lapped over each other by the sealing action face 53, and causing ultrasonic rotational vibration in a rotating direction about an axis parallel to the direction of application of the pressure to act on the sealing action face 53.

Abstract: The present invention provides a liquid filling method capable of filling liquid into containers at a rate as high as 3500 containers/nozzle·hour (2 pitch-feed) without causing the problems such as foaming, turbulence of liquid surface and the like inside the container, and a high-speed liquid filling machine used in said method. In said method, liquid is filled into a container that had been intermittently carried in a sequential manner to a filling station by raising and lowering said container, the filling is started when the container is raised before it reaches the upper dead point of raising and lowering, the container is filled with a specified amount of liquid at the upper dead point of raising and lowering, and then filling is continued while lowering the container.

Abstract: An aseptic filling apparatus of the rotary type comprises an aseptic chamber 12 provided for surrounding a path of transport of containers along with a turntable 41. An air discharge channel 71 is provided between the turntable 41 and the aseptic chamber 12. A channel control member 81 is fixedly disposed so as to cover the air discharge channel 71, and to be opposed to the turntable 41 and the aseptic chamber 12 with the channel 71 positioned therebetween. Seal clearances 101, 102 are formed between the turntable 41 and the channel control member 81, and a vent clearance 92 is provided between the aseptic chamber 12 and the channel control member 81. A collection pipe 112 is in communication with the vent clearance 92.

Abstract: A process for producing a sealed container from a tubular blank of square cross section by folding and sealing a container bottom forming portion of the blank to form a flat bottom includes the step of sealing the bottom by collapsing an opening edge part of the container bottom forming portion to a flat form and sealing opposed walls of the collapsed opening edge part as lapped over each other to form a straight bottom seal rib.

Abstract: An ultrasonic container sealing method of sealing a closure 12 to a container main body 11 with use of an ultrasonic horn 54 having a sealing action face 53 comprises applying pressure to a lap of an outer peripheral portion of the closure 12 and a flange 24 of the container main body 11 as lapped over each other by the sealing action face 53, and causing ultrasonic rotational vibration in a rotating direction about an axis parallel to the direction of application of the pressure to act on the sealing action face 53.

Abstract: An aseptic filling apparatus of the rotary type comprises an aseptic chamber 12 provided for surrounding a path of transport of containers along with a turntable 41. An air discharge channel 71 is provided between the turntable 41 and the aseptic chamber 12. A channel control member 81 is fixedly disposed so as to cover the air discharge channel 71, and to be opposed to the turntable 41 and the aseptic chamber 12 with the channel 71 positioned therebetween. Seal clearances 101, 102 are formed between the turntable 41 and the channel control member 81, and a vent clearance 92 is provided between the aseptic chamber 12 and the channel control member 81. A collection pipe 112 is in communication with the vent clearance 92.

Abstract: A heating device for heat-sealing containers by heating an end forming portion 13 of a tubular container having a rectangular to square cross section, the end forming portion 13 having four generally quadrilateral first to fourth panels 21 to 24 continuous with one another and each having a heating region 31, 32, 33 or 34 to be heated on an inner surface thereof. The heating device has a hot air nozzle 71 in the form of a bottomed tube and fittable into the container end forming portion 13 for heating an inner surface of the container.

Abstract: A heating device for heat-sealing containers by heating an end forming portion 13 of a tubular container having a rectangular to square cross section, the end forming portion 13 having four generally quadrilateral first to fourth panels 21 to 24 continuous with one another and each having a heating region 31, 32, 33 or 34 to be heated on an inner surface thereof. The heating device has a hot air nozzle 71 in the form of a bottomed tube and fittable into the container end forming portion 13 for heating an inner surface of the container.

Abstract: A liquid metering and filling lifter for use with different kinds of containers (C) having different heights for moving the container (C) upward and downward with a stroke corresponding to the height of the container (C) in filling a liquid into the container, the lifter comprising a container pushing-up vertical lift rod (32) disposed below a filling nozzle (13) above a bed (11) and extending through the bed (11), the lift rod (32) having a container support (31) fixed to an upper end thereof, a container pushing-down vertical lift rod (34) extending through the bed (11) at one side of the lift rod (32) and having a container holder (33) fixed to an upper end thereof, and coupling means (35) disposed below the bed (11) for coupling the two lift rods (32), (34) to make the lift rods movable upward or downward together and uncoupling the lift rods (32), (34) to make the lift rods movable upward or downward individually.

Abstract: An ultrasonic sealing apparatus comprises at least one horn having an elongated sealing face for sealing a packing material. Plural converters are erected on a side of the horn opposite to the sealing face for resonating the horn with a vibrating frequency. The ultrasonic sealing apparatus has a length that is one wavelength of the vibrating frequency and is fixed in position to a sealing jaw at a nodal plane of the vibrating frequency.

Abstract: A web position matching system for matching marks provided on a web of packaging material with a pitch corresponding to the length of one container, to a reference position comprises sensor device for detecting the displacement of the mark from the reference position, setting device for setting a usual amount of feed obtained by adding a predetermined amount of advance to a predetermined reference amount of feed corresponding to the length of one container when the displacement detected by the sensor device is smaller than a predetermined allowable displacement or setting a corrected amount of feed obtained by subtracting a predetermined amount of delay from the reference amount of feed when the detected displacement are not smaller than the allowable displacement, and device for correcting the usual amount of feed and the corrected amount of feed based on a pattern of frequencies with which the usual amount of feed and the corrected amount of feed are set by the setting device.

Abstract: A container-forming device comprises a container conveyor (21) having a plurality of holders (34) which each include a bottom plate (51) and side plates (52) projecting upwardly from the bottom plate for receiving the container body M1 and intermittently drivable so as to halt the holders (34) at an ear bonding station (S3) in succession, and upper ear pressing member (61) disposed above the ear bonding station (S3) and being moveable upward or downward for pressing upper ears (U1) against an upper wall of a container body (M1), and a pair of lower ear pressing members (62) arranged at opposite sides of the ear bonding station (S3) and being openable or closable for pressing lower ears (L1) against respective side walls of the container body (M1).

Abstract: A packaging machine adapted for a highly aseptic filling operation comprises a plug attaching device 16 for attaching a plug P to an edge portion defining a liquid outlet O in a top forming portion T of a tubular container C, and a container bottom forming device 21 for folding flat a bottom portion of the tubular container C having the plug P attached thereto to close the bottom portion. The plug attaching device 16 is connected to the bottom forming device 21 by a transport path of a container transport device 201, 202. A container sterilizing device 23 is disposed at an intermediate portion of the transport path.

Abstract: An ultrasonic sealing apparatus is provided for transversely ultrasonically sealing a packing material comprised of a laminated body including at least a thermoplastic resin layer having a tubular form and containing a fluid. The apparatus includes a horn having an elongated and flat sealing face and an opposing jaw with an action face including a pressing portion for pressing the packing material in cooperation with the sealing face of the horn to a define at least one transverse sealing zone of the tubular packing material. At least one groove is disposed on the action face of the opposing jaw for forming a molten thermoplastic resin bulge in a vicinal area of the at least one sealing zone on a side in contact with the fluid in the tubular packing material.

Abstract: The present invention provides a liquid filling method capable of filling liquid into containers at a rate as high as 3500 containers/nozzle·hour (2 pitch-feed) without causing the problems such as foaming, turbulence of liquid surface and the like inside the container, and a high-speed liquid filling machine used in said method. In said method, liquid is filled into a container that had been intermittently carried in a sequential manner to a filling station by raising and lowering said container, the filling is started when the container is raised before it reaches the upper dead point of raising and lowering, the container is filled with a specified amount of liquid at the upper dead point of raising and lowering, and then filling is continued while lowering the container.

Abstract: An object of the present invention is to provide a sterilizing liquid remover and a method of removing the sterilizing liquid which can easily remove/dry the sterilizing liquid which remains at the step portion formed by the sealing tape and the web which forms the container's interior side in the packing material web having the sealing tape adhered to its side end portion. Driblets on the surface of the web are squeezed by squeeze rollers 30 disposed such that they can open and close while sandwiching the transfer route of the web W having the sealing tape adhered to its side end portion therebetween, the heated air is blasted at the step portion formed by the sealing tape and the web by the second air knife 20, then the heated air is blasted at the whole width of both faces of the web by the first air knives 10, and the sterilizing liquid is removed.

Abstract: A roll film connecting device comprises means for transporting a preceding film and a film following the film via a connecting station, a pair of connecting members arranged at the connecting station and movable toward or away from each other with a film transport path positioned therebetween, each of the connecting members having a face opposed to the other and serving as a suction face, a pair of cutters so arranged as to be movable out of or into the respective suction faces of the connecting members, and a cutter receiver so disposed as to be movable into or out of a space between the connecting members as moved away from each other.