B29C66/30621

APPARATUS AND METHOD FOR VACUUMIZING AND SEALING A PACKAGE

An apparatus for vacuumizing and sealing a package includes a plurality of platens and vacuum chambers, each chamber adapted to mate with a dedicated one of the platens; a conveying system for conveying the platens and chambers along a generally angular path having a single axis of rotation; an automated loading assembly having a linear component and configured to load a package onto each of the platens; an automated unloading assembly having a linear portion and configured to unload a vacuumized, sealed package from each loaded platen onto an outfeed conveyor; and a vacuumizing/sealing system configured to cause relative movement of each chamber/platen pair, along a portion of the angular path, to form therebetween an air-tight enclosure accommodating the package and effect vacuumization and sealing of the package.

THREE-DIMENSIONAL DECORATIVE PIECE AND METHOD OF PRODUCING THE SAME
20220402190 · 2022-12-22 · ·

A three-dimensional decorative piece that is made of a thermoplastic synthetic resin and can retain bulkiness and shape by a core and a method of producing the same. The three-dimensional decorative piece includes an upper layer molded body made of an upper layer material with a metal vapor-deposited layer and having a three-dimensional shape with a convex portion formed on its front surface side through a high-frequency dielectric heating, a core formed by curing a flowable synthetic resin filled in the convex portion of the upper layer molded body, and a substrate bonded a back surface side of the core by fusion.

TABBED ROLL OF SHEET MATERIAL AND METHOD OF MAKING SAME

A method and/or a machine is for tabbing a free end on a roll of sheet material. Converting a master roll of sheet material to the roll of sheet material and winding a first roll of sheet material onto a spindle at a winding position. Tabbing the free end of the roll of sheet material at a tabbing position. Where a tabber carrying a joiner are both in an initial position away from the first roll of sheet material, moving the tabber to a second position adjacent the roll of sheet material, moving the joiner into an engagement position where the joiner is engaged with the free end of the roll of sheet material. The joiner creates a tab with a combination of mechanical entanglement and heat welding. Returning the tabber and joiner to the initial positions. Doffing the tabbed roll of sheet material. The roll produced by the foregoing.

A HIGH-FREQUENCY WELDING METHOD
20230060938 · 2023-03-02 · ·

High-frequency welding method for welding an accessory to a substrate by high-frequency welding machinery which includes a female mold, having a cavity formed by a profile having substantially the same shape and dimensions as the accessory, and a male mold, having a relief formed by a profile having substantially the same shape and dimensions as the accessory. The method includes: mounting the female mold on a movable upper plate of the machinery and the male mold on a fixed lower plate of the machinery, or vice versa, such that the profile of the cavity is aligned in a closure direction of the molds with the profile of the relief. The method further includes: positioning the accessory on the relief or in the cavity; positioning the substrate above the accessory; moving the upper plate towards the lower plate; supplying high-frequency welding energy to the upper plate and/or to the lower plate.

METHOD AND APPARATUS FOR PRODUCING THREE-DIMENSIONAL DECORATION PIECE MADE OF THERMOPLASTIC SYNTHETIC RESIN
20170355148 · 2017-12-14 ·

A method and an apparatus for producing a three-dimensional decoration piece that does not damage the tacky bonding or adhesion strength of the lower layer material of the decoration piece. The method includes putting an upper layer material on a first table operating as cathode; lowering an upper mold operating as anode onto the first table, emitting a high frequency wave for dielectric heating; stopping the high frequency dielectric heating; moving a second table carrying a lower layer material having a tacky bonding property to below the upper mold; and lowering said upper mold onto the second table. In the apparatus, the second table or the lower mold is provided on the top surface thereof with recessed sections that are transversally and inwardly separated from a position where an edge of the first machining means contacts, by 0.2 mm to 1 mm; and a cushion member being arranged in the respective recessed sections.

SONIC LABEL WELDING UNIT AND METHOD OF MANUFACTURING A MULTI-LAYERED CARE LABEL
20170305068 · 2017-10-26 ·

A sonic label welding device for welding multiple labels together using ultrasonic welding is disclosed. The sonic label welding device comprises a digital controls main menu screen which includes touch screen buttons that are utilized to go to specific screens to program the device to perform in a certain manner. For example, a user can press the cut to length button if wanting to cut a label to a specific length, or the label weld count button to specify the number of labels being sonically welded. Further, the sonic label welding device comprises a head for allowing multiple labels to be assembled under pressure and an anvil for directing the high frequency vibrations. A method of manufacturing a multi-layer care label is also disclosed.

Packaging Seal Bar And Method Of Forming A Package Using The Same
20170305588 · 2017-10-26 ·

A sealing plate for use with a packaging machine that integrates a seal formed indicia into a portion of a package seal. A package having a seal formed indicia integrated into the package seal, which when the package is opened undergoes undergo a visual transformation, and a method of making the same.

DEVICE AND METHOD FOR MANUFACTURING EMBLEM WITH INCORPORATED IC CHIP
20170217084 · 2017-08-03 · ·

A device and a method for manufacturing an emblem of thermoplastic synthetic resin with an incorporated IC chip by high frequency induction heating without damaging the IC chip, the device including: an upper metal mold having with a fusion cutting blade; a support frame along the perimeter and upper surface of the table; a slide board on top of the table that is slidable in axial directions relative to the table; a metal plate on the upper surface of the slide board; wherein pressing the upper layer material with the mold from above and subjecting the material to high frequency induction heating, the IC chip is placed in an upper position of the recessed section, then the slide board is driven to slide below the mold and subsequently the heating operation is executed without any risk of applying pressure onto the IC chip.

MULTI-FILM THERMOPLASTIC STRUCTURES HAVING VISUALLY-DISTINCT CONTACT AREAS ARRANGED IN TEXT AND METHODS OF MAKING THE SAME

One or more implementations of a multi-film thermoplastic structure include a first film having a first appearance in contact with a second film having a second appearance at one or more visually-distinct contact areas arranged into a text. Wherein the one or more visually-distinct contact areas, cause the first film to take on the second appearance of the second film. In one or more implementations the multi-film thermoplastic structure comprises a thermoplastic bag and text comprises a suffocation warning.

Method and apparatus for producing three-dimensional emblem made of thermoplastic synthetic resin
11325317 · 2022-05-10 ·

A method wherein a bulky three-dimensional emblem can be made of a thermoplastic synthetic resin containing a vapor-deposited-metal laminated film. An apparatus for producing a three-dimensional emblem made of a thermoplastic synthetic resin includes a slide jig in which an electrode flat plate die and an electrode projecting die are slidable in a horizontal plane, an electrode recessed die capable of approaching and separating from the slide jig in a vertical direction and at a position where it can oppose the electrode flat plate die and the electrode projecting die, and a high-frequency oscillator that performs high-frequency dielectric heating by continuously generating a high-frequency voltage across the opposing dies, wherein recesses form in a surface of the electrode flat plate die opposing the electrode recessed die, and during high-frequency dielectric heating, a portion of the lower layer material enters the recess and is held on the electrode flat plate die.