Patents Examined by Jeffry H Aftergut
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Patent number: 11780174Abstract: A surface preparation method (200) for a composite material (104) having an original surface (110), the material (104) comprising fibres (104a) within a matrix (104b), comprises removing (204) a surface portion of the matrix (104b) by plasma ablation so as to reveal and activate (206) a new surface (120) with at least a portion of a plurality of the fibres (104a) exposed thereon, without creating a residual heat-affected zone.Type: GrantFiled: November 2, 2018Date of Patent: October 10, 2023Assignee: University College Dublin, National University of IrelandInventors: Denis Dowling, James N. Barry
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Patent number: 11779047Abstract: The forming apparatus comprises a forming device with a tubular element adapted to form continuous tow material into a continuous tubular rod. The forming device comprises a fluid compressor for generating pressurized fluid, the fluid compressor being in fluid connection with the tubular element to provide pressurized fluid to the continuous tubular rod to heat or cool the continuous tubular rod. The forming device further comprises several fluid conduits to provide pressurized fluid from the fluid compressor to several injection sites arranged along the transport path, wherein at least two fluid conduits of the several fluid conduits comprise a pressure control unit including a pressure sensor and a pressure influencer.Type: GrantFiled: March 24, 2020Date of Patent: October 10, 2023Assignee: Philip Morris Products S.A.Inventors: Massimiliano Bertoldo, Fabio Cantieri, Ivan Prestia
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Patent number: 11760039Abstract: Apparatus for producing bent multi-sided pultruded fibre reinforced plastic reinforcement bar for concrete (commonly known as FRP rebar) comprises multiple resin wetting stages to simultaneously resin impregnate multiple bundles of fibreglass rovings continuously drawn through the resin wetting stages, multiple spiral winding stages arranged to spiral wind warps around the multiple wet rovings, and multiple rotating multi-sided former frames for continuously winding thereon the multiple wet rovings and holding the multiple rovings while curing. A related method is also claimed.Type: GrantFiled: August 13, 2020Date of Patent: September 19, 2023Assignee: Owens Corning Reinforcement Solutions, LLCInventors: Peter Granville Holdsworth, David Gordon Picken
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Patent number: 11752047Abstract: An absorbent core comprising substantially continuous zones of one or more high fluid distribution structures and discontinuous zones of fluid absorption structures surrounding the one or more high fluid distribution structures, wherein the one or more high fluid distribution structures are arranged to distribute fluid across the absorbent core at a speed that is faster than the speed of fluid distribution across the absorbent core by said discontinuous fluid absorption structures, and wherein said continuous zones extend along a path that is substantially parallel to at least a portion of the perimeter of the core, said portion of the perimeter of the core comprising at least a portion of the sides of the core and one of the ends of the core.Type: GrantFiled: December 14, 2021Date of Patent: September 12, 2023Assignees: ONTEX BV, ONTEX GROUP NVInventors: Ainas Weber, Manfred Breu, Christel Mailinger, Thomas Heege
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Patent number: 11752705Abstract: Methods of fabricating a multi-region U-shaped composite structure, the methods comprising the steps of laying up a first composite material on a first tool piece to form a first sidewall, laying up the second composite material on a second tool piece tool to form a second sidewall, re-orienting the first tool piece and the second tool piece to a consolidation orientation, laying up the third composite material to form a nose wall, and overlapping at least a portion of the third composite material with at least a portion of the first composite material and at least a portion of the second composite material.Type: GrantFiled: December 20, 2022Date of Patent: September 12, 2023Assignee: Spirit AeroSystems, Inc.Inventors: Bradley J. Blonigen, George M. Osborne, Jack Hearnen
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Patent number: 11745447Abstract: A tacking device may comprise: a handle; a main body extending from a first end of the handle to a second end of the handle; and a plurality of soldering irons, each soldering iron in the plurality of soldering irons extending from a first side of the main body through the main body to a second side of the main body, each soldering iron in the plurality of soldering irons including a piercing end disposed on the second side of the main body.Type: GrantFiled: December 20, 2021Date of Patent: September 5, 2023Assignee: ROHR, INC.Inventors: Jeffrey D. Woods, Daniel O. Ursenbach, Michael Van Tooren, Jonathan S. Huang
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Method and apparatus for manufacturing absorbent sanitary products and an absorbent sanitary product
Patent number: 11730634Abstract: A method for manufacturing absorbent sanitary products, comprising the steps of: forming a first and a second continuous elastic band, which are movable parallel to each other in a machine direction, fixing a plurality of absorbent panels between said first and second continuous elastic bands, arranged in a direction transverse to the machine direction, and spaced apart in said machine direction, wherein each of said elastic bands is formed by means of a method comprising the steps of: continuously feeding a plurality of tensioned elastic threads (30) in said machine direction, continuously feeding a pair of non-elastic webs arranged on opposite sides of said plurality of elastic threads, welding said pair of non-elastic webs to each other by means of a welding pattern comprising anchoring welds and/or containing and guiding welds.Type: GrantFiled: March 18, 2021Date of Patent: August 22, 2023Inventors: Domenico Polidori, Diego Gualtieri, Gabriele Sablone -
Patent number: 11724467Abstract: A composite barrel is laid up on a rotatable mandrel using laminators that apply composite material on the mandrel. The laminators are arranged on opposite sides of the mandrel and apply composite material to a first region of the mandrel while the mandrel is held stationary in a first rotational position. The mandrel is rotated to a second rotational position where it is held stationary as the laminators apply composite material to a second region of the mandrel to complete the layup. Plies in the first and second regions are spliced together during the layup process.Type: GrantFiled: October 28, 2021Date of Patent: August 15, 2023Assignee: The Boeing CompanyInventors: Michael Kenneth-Que Louie, Todd Rudberg, Brent L. Thayer, Jordan S. Erickson, Keith Duane Price
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Patent number: 11725103Abstract: A curable resin composition contains a curable resin that comprises at least one non-aromatic epoxy compound, at least one non-aromatic oxetane compound, or a mixture thereof, one or more curing agents selected from Lewis acid:Lewis base complexes, and a cure accelerating amount of one or more anhydride compounds. A method accelerating the cure of a curable resin composition, comprising adding a cure accelerating amount of one or more anhydride compounds to a curable resin composition comprising a curable resin that comprises at least one non-aromatic epoxy compound or non-aromatic oxetane compound and a curing agent that comprises one or more Lewis acid-base complexes. The composition and method are useful in making fiber reinforced resin matrix composite articles.Type: GrantFiled: October 5, 2018Date of Patent: August 15, 2023Assignee: Cytec Industries Inc.Inventors: Ian Aspin, Nicolas Dreuilles, Jonathan Meegan
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Patent number: 11718050Abstract: In an example, a method is described. The method comprises placing a repair patch over a repair area of a structure, the repair patch comprising a repair-patch hole. The method also comprises sealing the repair patch and repair area with a vacuum bag having a seal ring around a periphery of the vacuum bag. The method also comprises evacuating, via an adhesive injection apparatus attached to the repair-patch hole and the seal ring of the vacuum bag, the repair area and an injection channel of the adhesive injection apparatus. The method also comprises forcing adhesive through the evacuated injection channel and into the evacuated repair area.Type: GrantFiled: December 15, 2021Date of Patent: August 8, 2023Assignee: The Boeing CompanyInventors: Joseph L. Hafenrichter, Gary E. Georgeson, Marc J. Piehl
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Patent number: 11712835Abstract: The present disclosure provides a high-efficiency filament helical winding device, which includes a frame body and a plurality of multi-filar guides. The frame body is provided with a through-hole, the plurality of multi-filar guides distributed in a circumference along a center of the through-hole are rotationally connected to the frame body and filament is extended out from each multi-filar guide in the plurality of multi-filar guides, and the frame body is provided with a first driving mechanism that drives each multi-filar guide to rotate.Type: GrantFiled: October 19, 2022Date of Patent: August 1, 2023Assignee: TAIYUAN UNIVERSITY OF TECHNOLOGYInventors: Jianguo Liang, Weilin Yin, Chunjiang Zhao, Yanchun Zhu, Chen Wang, Qi Zhang, Xiaodong Zhao
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Patent number: 11697254Abstract: An assembly (113) for composite manufacture is provided. The assembly comprises a cured resin impregnated reinforcement material (112) comprising a fibre component and a resin matrix component, in which the resin matrix component comprises polyurethane, the assembly having a length to width ratio of at least 5:1, and the assembly defining a longitudinal direction (L) along its length; and a peel ply (116) in contact with the cured resin impregnated reinforcement material (112), the peel ply (116) comprising a woven layer having a plurality of longitudinal fibres (118) extending in the longitudinal direction (L); and a plurality of transverse fibres (120) extending in a transverse direction (T) normal to the longitudinal direction (L); in which the areal density of the plurality of transverse fibres (120) is higher than the areal density of the plurality of longitudinal fibres (118).Type: GrantFiled: April 2, 2020Date of Patent: July 11, 2023Assignees: Hexcel Composites Limited, Hexcel Corporation, Hexcel Holding GmbHInventors: Johannes Moser, Yu-Chen Hung, Erin Reagan
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Patent number: 11691406Abstract: An adhesive application valve comprising an applicator, a Z-axis actuator operably connected to the applicator, wherein the Z-axis actuator and the rotation device are each capable of moving independently of each other to position the applicator in a position to apply an amount of adhesive to a top substrate prior to bonding with a bottom substrate is provided. Furthermore, a machine comprising an end effector, and an adhesive application valve configured to apply an amount of adhesive onto the top substrate, the end effector configured to place the top substrate into a position of engagement with the adhesive application valve, and place the top substrate onto the bottom substrate to facilitate initial contact between the adhesive applied to the top substrate and a fill material applied to the bottom substrate is also provided. A method of optical bonding is further provided.Type: GrantFiled: March 28, 2014Date of Patent: July 4, 2023Assignee: PRECISION VALVE & AUTOMATION, INC.Inventors: Andrew John Nally, Jonathan Neal Urquhart, Jeffrey James VanNorden, William Edward Berkheiser, III
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Patent number: 11685509Abstract: Methods, systems, and apparatuses are disclosed for the manufacture of composite components having incorporated reinforcing structures machined into composite material substrates, and composite components manufactured according to disclosed methods, and assemblies and larger structures comprising the composite material components.Type: GrantFiled: May 26, 2020Date of Patent: June 27, 2023Assignee: THE BOEING COMPANYInventors: David M. Anderson, Jeffrey P. Baucum
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Patent number: 11679567Abstract: A tool for creating a self-stiffened panel, which comprises a support, a set of punches and a channel delimited between two punches, for each punch, a first securing arrangement including a slider that is able to move in translation on the support and at least one hook secured to the slider, and a second securing arrangement including at least one nose integral with the punch, and an actuating arrangement that moves the slider from a securing position in which each nose is located between the support and a hook, to a release position in which the hooks are offset with respect to the noses. With such a tool, each punch is held in position over its length, which ensures correct positioning during lay-up, even in the event of the tool being rotated.Type: GrantFiled: March 30, 2022Date of Patent: June 20, 2023Assignee: Airbus Operations SASInventors: Gilles Bezard, Nicolas Fordos
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Patent number: 11673644Abstract: Composite assemblies are described that include composite spars that are co-cured with one or more sacrificial members on their flanges, forming an integrated sacrificial surface for the composite spars. In one embodiment, the composite assembly includes a composite spar having a web and flanges that project from sides of the web. The composite assembly further includes a sacrificial member of composite materials co-cured with the composite spar on an outer surface of at least one of the flanges. In addition, the sacrificial member has an outer surface that has been machined into conformance with an inner surface of at least one skin panel for an aircraft structure to form a contact surface with the at least one skin panel.Type: GrantFiled: September 2, 2021Date of Patent: June 13, 2023Assignee: The Boeing CompanyInventors: Eric Sean Kamila, Joseph Lee Sweetin, III, Josephine LaCoe, Chilip Chan, Clifford D. Borowicz, Roozbeh Chavoshian, Ian Edward Schroeder
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Patent number: 11667092Abstract: A sheet metal member forming method comprises placing a fiber bundle of a predetermined length, via a thermosetting resin, in a predetermined position on a surface of a sheet metal member, forming a coating film on at least a part of the sheet metal member after the placing of the fiber bundle, and while heating and drying the coating film, heat-curing the thermosetting resin to bond the fiber bundle to the sheet metal member.Type: GrantFiled: May 12, 2020Date of Patent: June 6, 2023Assignee: TORAY ENGINEERING CO., LTD.Inventors: Takashi Iwade, Jun Inagaki, Toshifumi Takegami
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Patent number: 11661377Abstract: A system (15) for manufacturing a reinforcing element (1) for reinforced concrete comprises a feeder (16) of a reinforcing fiber bundle (2) along a pultrusion path (4), an impregnating device (17) which impregnates the reinforcing fiber bundle (2) with a liquid thermoplastic polymeric resin (6) to obtain an impregnated fiber bundle (2), a forming channel (8) through which the impregnated fiber bundle (2) is conducted, a solidification device (19) of the composite thread (9) forming a solidified thermoplastic fiber-reinforced bar (11), a pulling device (20) which holds the reinforcing fiber bundle (2) taut along the pultrusion path (4), a winder (21) which winds the solidified bar (11) to form a coil (14), a provisional bending device (22) which bends the composite thread (9) not yet solidified or heats the solidified bar (11) to soften it, bends the heated bar (11) and then cools the bar (11) to solidify it again, so as to confer a continuous provisional curvature to the solidified bar (11) in the direction oType: GrantFiled: May 24, 2019Date of Patent: May 30, 2023Assignee: SIREG GEOTECH S.R.L.Inventors: Gabriele Balconi, Flavio Bruschi
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Patent number: 11654607Abstract: A method for manufacturing a high pressure tank includes a step of forming a reinforcing pipe portion including a straight pipe portion and reduced-diameter portions, a step of forming reinforcing dome portions, a step of forming a joined body by joining the reinforcing pipe portion and the reinforcing dome portions, and a step of forming an outer helical layer on an outer face of the joined body. The reinforcing dome portions are disposed with opening ends of the reinforcing dome portions positioned on outer faces of the reduced-diameter portions of the reinforcing pipe portion.Type: GrantFiled: June 8, 2021Date of Patent: May 23, 2023Assignee: Toyota Jidosha Kabushiki KaishaInventor: Koji Katano
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Patent number: 11657927Abstract: A method can include extruding an electrically insulating elastomeric compound about a conductor where the electrically insulating elastomeric compound includes ethylene propylene diene monomer (M-class) rubber (EPDM) and an alkane-based peroxide that generates radicals that form decomposition products; cross-linking the EPDM via radical polymerization to form an electrically insulating layer about the conductor; heating the cross-linked EPDM to at least 55 degrees C. to reduce the concentration of the decomposition products in the electrically insulating layer; and disposing a gas barrier layer about the electrically insulating layer.Type: GrantFiled: June 24, 2022Date of Patent: May 23, 2023Assignee: SCHLUMBERGER TECHNOLOGY CORPORATIONInventors: Jason Holzmueller, Jinglei Xiang