B29C65/7894

FILM-CLOSURE APPARATUS FOR PLASTIC FILM MATERIAL, PRINTED CIRCUIT BOARD, AND METHOD OF ENHANCING THE OPERATION OF A FILM-CLOSURE APPARATUS
20220134678 · 2022-05-05 ·

A film-closure apparatus is provided which is suitable for closing plastic film material using heat. The apparatus comprises a guide path along which at least part of a plastics film material can pass; a drive means for moving the film material along the guide path; and a printed circuit board comprising a circuit substrate having first and second major board surfaces and a perimeter edge surface, and an electrically conductive heating element which is provided on the circuit substrate along at least part of the perimeter edge surface. The electrically conductive heating element is positionable on the guide path to apply heat to the film material thereon.

Method for the inspection of bonding patterns of packages for products
11724463 · 2023-08-15 · ·

A non-destructive, non-invasive method for inspection of bonding patterns of packages for products, such as patches or medicated patches, involves thermally probing the packages and the bonding patterns and retrieving a thermal response thereof. The inspection is based in the analysis of the thermal response.

ROTARY WELDING DEVICE

A rotary welding device which includes a rotary part rotating about its axis of rotation, one or more supporting elements for supporting a continuous strip, specifically a strip of nappies, supported by the rotary part, and a plurality of welding units, mounted on the rotary part, for welding the continuous strip; each welding unit is configured to pass from a non-operating position to an operating position and vice versa; each welding unit includes a respective welding tip and a respective anvil element which is movable relative to the welding tip; each welding unit includes respective first movement means configured to drive the anvil element in rotation relative to the welding tip from an initial position, where the anvil element is angularly spaced from the welding tip, to a final position, where the surface of the welding tip and the surface of the anvil element are parallel and aligned with each other along the same axis, and vice versa.

Heating element for inflation and sealing system

A protective packaging formation device is disclosed herein. The device includes an inflation assembly that directs fluid between first and second overlapping plies of a web material. The device also includes a sealing mechanism. The sealing mechanism includes a heating zone and a cooling zone. The sealing mechanism also includes a heating element that extends along both the heating zone and the cooling zone, with the heating element having a first profile in the heating zone and a second profile in the cooling zone.

PACKAGING APPARATUS AND METHOD

Packaging apparatus comprises two counter-rotatable sealing dies for pressing together two tissue webs to produce pockets for containing a substance for preparing beverages and to seal around said pockets, and two heating drums for heating the sealing dies and each being positioned inside a respective sealing die, wherein a first heating zone of each heating drum comprises a first plurality of circumferentially distributed infrared heating elements, and a second heating zone of each heating drum comprises a second plurality of circumferentially distributed infrared heating elements.

Laminates, and systems and methods for laminating

A frangible laminate includes first, second and third webs, and the second web is positioned between the first and third webs. The forming of the frangible laminate includes adhesively bonding a first plurality of sections of the second web to the first web, applying release material in order to inhibit at least some of any bonding between the first plurality of sections of the second web and the third web, and adhesively bonding a second plurality of sections of the second web to the third web. The frangible laminate is separated into a first laminate and a second laminate, so that the first laminate includes the first web and the first plurality of sections of the second web, and the second laminate includes the third web and the second plurality of sections of the second web.

Bag-making and packaging machine

A bag-making and packaging machine includes sealing jaws, a horizontal moving device, a vertical moving device, and a control unit. The sealing jaws perform a transverse sealing operation. The vertical moving device moves the sealing jaws in a vertical direction. The vertical moving device includes a rotating shaft, a motor, and a link mechanism. The link mechanism transmits rotational force of the rotating shaft to the sealing jaws. The control unit performs first control or second control. The first control forwardly rotates and reversely rotates the rotating shaft during a period of time from a start of the transverse sealing operation to a start of a subsequent transverse sealing operation. The second control performs one of the transverse sealing operation and the subsequent transverse sealing operation with a forward rotation of the rotating shaft and the other with a reverse rotation of the rotating shaft.

APPARATUS AND METHOD FOR APPLYING COVER SHEETS TO ENDS, PREFORMED INTO CROSS BOTTOMS, OF TUBE PORTIONS
20220024152 · 2022-01-27 ·

A device and a method for applying cover sheets to cross-bottoms of tubular sections made of a plastic material. The device includes conveyor devices for transporting the tubular sections and for depositing the cover sheets on the cross-bottoms in a deposit area. The device includes a hot gas device with a gas heater and a nozzle connected to the gas heater and oriented toward the deposit area for the cover sheets so when gas is supplied to the gas heater, the gas flows along a flow path from the gas supply through the gas heater and the nozzle into the deposit area. The hot gas device has a hot gas reservoir with an internal volume for the temporary storage of hot gas, the flow path running through the hot gas reservoir. A gas mass flow ({dot over (m)}1, {dot over (m)}2, {dot over (m)}ges) of gas supplied to the gas heater is adjustable by a control.

BAG-MAKING AND PACKAGING MACHINE

A bag-making and packaging machine includes sealing jaws, a horizontal moving device, a vertical moving device, and a control unit. The sealing jaws perform a transverse sealing operation. The vertical moving device moves the sealing jaws in a vertical direction. The vertical moving device includes a rotating shaft, a motor, and a link mechanism. The link mechanism transmits rotational force of the rotating shaft to the sealing jaws. The control unit performs first control or second control. The first control forwardly rotates and reversely rotates the rotating shaft during a period of time from a start of the transverse sealing operation to a start of a subsequent transverse sealing operation. The second control performs one of the transverse sealing operation and the subsequent transverse sealing operation with a forward rotation of the rotating shaft and the other with a reverse rotation of the rotating shaft.

SEALING APPARATUS FOR A PACKAGING MACHINE
20210362897 · 2021-11-25 ·

A sealing apparatus including a sealing tool that is movable between an inactive position and a sealing position. The sealing tool includes two actuating elements, each with a respective actuating surface that face each other. The actuating elements are configured to allow the passage of a packaging material therebetween and for transversely sealing the packaging material when the sealing tool is in the sealing position. The actuating surfaces are configured to cooperate with one another to perform the sealing. The actuating surfaces are also configured to cooperate with one another during the change in position of the sealing tool to the sealing position, and for transversely cutting the packaging material during the change in position.