Patents Assigned to CRYOVAC, LLC
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Patent number: 11814201Abstract: A packaging apparatus includes a frame, a lower tool engaged with the frame and configured to receive one or more supports, and an upper tool configured to engage a film portion with at least one support. The lower tool is movable relative to the frame at least between: a packaging position, in which the lower tool is aligned with the upper tool, and a loading position spaced from the packaging position in which the lower tool is configured to receive said support. The packaging apparatus comprises a barrier configured to intercept the package during the movement of the lower tool from the packaging position to the loading position.Type: GrantFiled: December 12, 2018Date of Patent: November 14, 2023Assignee: Cryovac, LLCInventors: Peter Thurig, Riccardo Palumbo
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Patent number: 11806981Abstract: The present invention relates to the use of a laminate film, which can be transparent or white or colored (as described in the specification), comprising a first bi-axially oriented polyester film laminated to a second bi-axially oriented polyester film, wherein said first bi-axially oriented polyester film comprises a polyester base film comprising at least one polyester layer comprising one or more co-polyester(s) comprising units of terephthalic acid and at least a diol, said second bi-axially oriented polyester film comprises a polyethylene terephthalate base film, an inorganic vapor deposited layer, and an optional outer protective layer directly adhered to said inorganic vapor deposited layer, said inorganic vapor deposited layer comprising an inorganic compound selected from the group consisting of oxides, nitrides and oxynitrides of Al, Ti, Si, Zn, Sn, and mixture thereof, and a glue layer is interposed between said first bi-axially oriented polyester film and said second bi-axially oriented polyesterType: GrantFiled: October 9, 2018Date of Patent: November 7, 2023Assignee: Cryovac, LLCInventors: Vittorio Perego, Serena Stracuzzi
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Patent number: 11802004Abstract: A conveyor belt comprising: a belt body (13), one rotatable portion (12) coupled to the belt body (13) and configured to turn relative to the belt body (13). The rotatable portion comprises a plurality of sub-elements (17), with each one of said sub-elements being rotatably connected to an adjacent sub-element and having first opposite side portions and second opposite side portions; each one of the sub-elements (17) further comprises: one or more first annular features (19) at each of the first opposite side portions, one or more second annular features (20) at each the second opposite side portions.Type: GrantFiled: March 17, 2020Date of Patent: October 31, 2023Assignee: Cryovac, LLCInventors: Giulio Benedetti, Haris Nazic
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Patent number: 11761845Abstract: A process, product, and system for detecting a defective vacuum in a packaged product. The process may include providing a packaged product including a product enclosed within a packaging article. The packaging article may include a film having at least one layer containing a fluorescence-based indicator. The process may further include exposing the packaged product to incident electromagnetic energy to produce an excited fluorescence-based indicator, such that the excited fluorescence-based indicator emits fluorescent electromagnetic energy; and determining, based on the fluorescent electromagnetic energy emitted by the excited fluorescence-based indicator, that gas is present within the packaging article.Type: GrantFiled: August 8, 2019Date of Patent: September 19, 2023Assignee: Cryovac, LLCInventors: Honglei Li, Dewitt Jones, Elyse Ford, Wafic Omar El-Kara, Solomon Bekele, Kalpit Shailesh Mehta, Richard Keith Watson, Kevin Heitz, Benjamin Scott Oslund
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Patent number: 11738894Abstract: A cyclic packaging process, such as VFFS or HFFS, packages a product with a viscosity of ?100,000 centipoise without leaving substantial air pockets in the package, by utilizing a means (38) for restricting upstream flow of viscous product in the strand of tubing (24). The result is that packages of uniform weight of the viscous product can be made without substantial air pockets therein, and without having to use metal clips. An apparatus (10) for carrying out the process is disclosed.Type: GrantFiled: September 21, 2016Date of Patent: August 29, 2023Assignee: Cryovac, LLCInventors: Timothy Gray Caudle, Matthew F. Ellis, Csaba F. Kiss, Joseph E. Moon, Dwight H. Smith, Michael P. Daly
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Patent number: 11725748Abstract: 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.Type: GrantFiled: August 3, 2022Date of Patent: August 15, 2023Assignees: Cryovac, LLC, Furukawa Mfg. Co., Ltd.Inventors: Gregory E. McDonald, Gregory H. Grossman, Joe A. Price, Rod Hodgson, John L. King, Jr., Shuichi Nakamoto, Yoshitaka Nii, Silvio Rohrer, Joel Caillier, Peter Schmalz
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Patent number: 11724885Abstract: A conveyor for a packaging apparatus comprising a conveyor having a conveyor belt (2) with a rotatable portion (12) comprising a plurality of sub-elements (17). Each one of the sub-elements (17) comprises first annular features and second annular features. The first annular features of a sub-element mate with the second annular features of an adjacent sub-element forming a coupling seat where a pin is inserted to rotatably connect the two adjacent sub-elements. The rotatable portion (12) carries driving pieces which are put into motion by a control mechanism such that upon displacement of the conveyor belt (2) a corresponding rotation by 90° or multiples thereof is imparted to the rotatable portion (12). A packaging apparatus using the above conveyor belt is also described.Type: GrantFiled: March 17, 2020Date of Patent: August 15, 2023Assignee: Cryovac, LLCInventors: Giulio Benedetti, Haris Nazic
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Patent number: 11708205Abstract: The present invention relates to a package for containing a product comprising a support (1) which has: a base (2) configured for receiving one or more products, a perimetral edge (6) which surrounds the base (2), a removable portion (21) extending as a prolongation of the perimetral edge (6) away from the base (2). The package further comprises: a closing film (10) engaged with a portion of the perimetral edge (6) and with the removable portion (21) for defining a housing compartment (22) for the product, a gripping portion (22) emerging from the perimetral edge (6); the removable portion (21) and at least a part of the closing film (10) are configured for being separated from the support (1) during an opening step of the package.Type: GrantFiled: December 20, 2018Date of Patent: July 25, 2023Assignee: Cryovac, LLCInventors: Alessandra Ghirardi, Stefano Capitani, Ivo Pascolo
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Patent number: 11661224Abstract: An apparatus for heat shrinking packages includes a mover having an active surface configured for receiving one or more packages and for displacing the one or more packages along a predetermined operating path, a heating fluid circuit configured to circulate a heating fluid, a control unit operative on the heating fluid circuit, the control unit being configured to control circulation of the heating fluid in the heating fluid circuit, a chamber having an opening and being configured for receiving the one or more packages positioned on the active surface and for heat shrinking the one or more packages based on circulation of the heating fluid in the heating fluid circuit, and means for forming a liquid curtain arranged at the opening and configured to define a liquid curtain along the opening, the liquid curtain separating an inner volume of the chamber from an ambient atmosphere external to the chamber.Type: GrantFiled: December 21, 2017Date of Patent: May 30, 2023Assignee: Cryovac, LLCInventors: Peter Thürig, Stefan Landolt, Gregory Edward McDonald
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Patent number: 11628610Abstract: The continuity of a functional layer of a web (32, 60, 78) is assessed by forwarding the web, detecting (42, 63) the presence of the functional layer and a discontinuity and/or a thin region in the functional layer, and generating a signal in response to the discontinuity and/or thin region. The functional layer comprises a detectable component (360) in a thermoplastic composition. The detecting is carried out by a machine vision system capable of detecting the detectable component (360) in the functional layer. The detectable component (360) can be active or passive. Also included are systems for carrying out the process.Type: GrantFiled: February 8, 2018Date of Patent: April 18, 2023Assignee: Cryovac, LLCInventors: Dewitt Jones, Solomon Bekele, Honglei Li, Matthew Dawe, Louise Cynthia Ebner
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Patent number: 11618624Abstract: The present invention relates to a package for containing a product comprising a support (1) which has: a base (2) configured for receiving one or more products, a perimetral edge (6) which surrounds the base (2), a removable portion (21) extending as a prolongation of the perimetral edge (6) away from the base (2). The package further comprises a closing film (10) engaged to a portion of the perimetral edge (6) and to the removable portion (21) and configured for defining—in cooperation with the support (1)—a housing compartment (5) for the product (P); the removable portion (21) and at least a part of the closing film (10) are configured for being separated from the support (1) during an opening step of the package (100).Type: GrantFiled: December 18, 2018Date of Patent: April 4, 2023Assignee: Cryovac, LLCInventors: Alessandra Ghirardi, Stefano Capitani
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Patent number: 11577897Abstract: A packaged product has a product surrounded by a vacuum skin package. The vacuum skin package has a support member and an implosion-resistant thermoplastic top web. The top web conforms with both the upper surface of the product, and an uncovered portion of the upper surface of the support member. The thermoplastic top web comprises an ethylene/?-olefin copolymer in an amount of from 55 wt % to 85 wt %, based on total weight of top web, and/or a blend of ethylene/?-olefin copolymer and cyclic olefin copolymer. Also disclosed is a vacuum skin package containing the implosion-resistant top web.Type: GrantFiled: April 12, 2017Date of Patent: February 14, 2023Assignee: Cryovac, LLCInventor: Robert Babrowicz
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Patent number: 11541631Abstract: The present invention relates to cross-linked vacuum skin packaging (VSP) films used as top webs for VSP packages endowed with easy opening features and to VSP packages obtained therefrom. The films of the invention comprise at least one layer of a frangible blend of incompatible polymers. The easy-to-open VSP packages obtained therefrom may advantageously include very simple and cheap supports.Type: GrantFiled: March 7, 2017Date of Patent: January 3, 2023Assignee: Cryovac, LLCInventor: Andrea Fanfani
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Patent number: 11542045Abstract: An apparatus is configured to make containers from sheet material. The apparatus includes a supply station for supplying a film having at least one folded portion having three or more film flaps folded and superimposed with respect to each other; a welding station configured to receive the film. The welding station comprises a welding head configured for welding the folded portion of the film and forming a container defining a housing compartment; the welding head comprises a heater made of electrically conductive material whose electrical resistivity, at least in a predetermined temperature range, decreases upon the increase of the temperature of the same electrically conductive material.Type: GrantFiled: May 23, 2019Date of Patent: January 3, 2023Assignee: Cryovac, LLCInventors: Stefano Capitani, Ivo Pascolo
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Patent number: 11535018Abstract: The invention relates to a sealant antifog composition for polyester films comprising anionic and non-ionic surfactants in a mixture of amorphous and (semi)crystalline polyesters. The invention also relates to a multi-layer film comprising a sealant layer having the above composition, to the use of said films in food packaging and to the packages obtained therefrom.Type: GrantFiled: February 26, 2018Date of Patent: December 27, 2022Assignee: Cryovac, LLCInventors: Roberto Forloni, Aida Haxhi
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Patent number: 11524444Abstract: The present invention relates to thermoforming food packaging methods and to dual ovenable thermoformed food packages suitable for cooking food products directly in the package in microwave, conventional and convection ovens. These packages are characterized by good hermeticity, clean peelability, self-venting, very good optics and, if shrunk, a very appealing appearance.Type: GrantFiled: June 27, 2018Date of Patent: December 13, 2022Assignee: Cryovac, LLCInventors: Antonio Liperoti, Maurizio Ciocca, Simona Di Fiore, Barbara Giusti, Roberto Forloni
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Patent number: 11505350Abstract: A plant for vacuum packaging of products includes a plurality of packaging stations, a vacuum pump, a first circuit, an auxiliary pressure device, and a second circuit. The plurality of packaging stations are distinct from each other and configured to separately perform the vacuum packaging of products. The first circuit is configured to put said vacuum pump in fluid communication with said packaging stations. The second circuit is configured to put at least one of said packaging stations in fluid communication with the auxiliary pressure device. The auxiliary pressure device is configured to suction a gas through the second circuit from at least one of said packaging stations.Type: GrantFiled: December 11, 2018Date of Patent: November 22, 2022Assignee: Cryovac, LLCInventor: Riccardo Palumbo
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Patent number: 11494890Abstract: Vacuum seal packages can be classified based on image data. Training image data is received that includes image data about first vacuum seal packages. Labels associated with the first vacuum seal packages are received, where each of the labels includes a state of one of the first vacuum seal packages. A trained classification model is developed based on the training image data and the received labels. Image data representative of a second vacuum seal package is received. The image data is inputted into the trained classification model, where the trained classification model is configured to classify a state of the second vacuum seal package based on the image data. The state of the second vacuum seal package is received from the trained classification model.Type: GrantFiled: May 30, 2019Date of Patent: November 8, 2022Assignee: Cryovac, LLCInventors: Siddarth Sreeram, Kalpit Shailesh Mehta, Gregory E. McDonald, James A. Mize, Richard K. Watson
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Patent number: 11485120Abstract: The present invention relates to a method for packaging fruits and vegetables by means of a film endowed with specific permeability and light transmittance properties.Type: GrantFiled: May 16, 2018Date of Patent: November 1, 2022Assignee: Cryovac, LLCInventors: Valeria Vigano', Serena Stracuzzi
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Patent number: 11472936Abstract: The presently disclosed subject matter is directed to a method of making a foam. The disclosed formulation has a first part with at least one multifunctional acrylate. The disclosed formulations have a second part with at least one non-isocyanate polyurethane oligomer derived from a reaction of at least one multifunctional cyclocarbonate and at least one first multifunctional amine, and a second multifunctional amine. The formulation may also have a blowing agent and at least one surfactant.Type: GrantFiled: February 20, 2019Date of Patent: October 18, 2022Assignee: Cryovac, LLCInventors: Drew V. Speer, Yue Sun