Patents Examined by Jerzi H Moreno Hernandez
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Patent number: 11260585Abstract: In an example implementation, a method of printing a three-dimensional (3D) object includes scanning a print bar in a first direction over a build platform of a 3D printer to deposit a liquid agent onto a layer of build powder. The print bar is then indexed in a second direction substantially orthogonal to the first direction before scanning the print bar back over the build platform in a third direction opposite the first direction to deposit additional liquid agent onto the layer of build powder.Type: GrantFiled: July 22, 2016Date of Patent: March 1, 2022Assignee: Hewlett-Packard Development Company, L.P.Inventors: Wesley R. Schalk, Matthew A. Shepherd, Arthur H. Barnes
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Patent number: 11247369Abstract: A method of fabricating a vacuum insulated refrigerator structure includes positioning a first barrier film in a female mold cavity. Porous filler material is positioned on the barrier film, and a second barrier film is positioned over the porous filler material. A male mold is brought into contact with the second barrier film to deform and compress the porous filler material into a 3D shape. A vacuum is formed between the first and second barrier films, and the first and second peripheral edge portions are sealed together to form a vacuum insulated core. The vacuum insulated core may be positioned between a liner and a wrapper to form an insulated refrigerator cabinet, door, or other vacuum insulated component.Type: GrantFiled: December 30, 2015Date of Patent: February 15, 2022Assignee: Whirlpool CorporationInventors: Abhay Naik, Christian Myles Russell
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Patent number: 11247397Abstract: An additive manufacturing device build platform is disclosed having a build area having an initial build surface, the initial build surface further having an outer area that is separable from the initial build area for use as a secondary build surface, the outer area having a rotation mechanism wherein the secondary build surface is locatable in a different plane away from the initial build surface by placement of the outer area with the rotation mechanism. Another system and method are also disclosed.Type: GrantFiled: November 28, 2018Date of Patent: February 15, 2022Assignee: REDWIRE SPACE, INC.Inventors: Michael P. Snyder, Vernon B. Bussler, Jared O. Leader
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Patent number: 11230050Abstract: A method of making at least one three-dimensional object by additive manufacturing, including: (a) producing, on a carrier platform, by bottom-up stereolithography from a single batch of polymerizable resin, a composite article comprising and produced in the sequence of: (i) an open lattice layer on the carrier platform; then (ii) a frangible layer on the lattice layer; and then (iii) at least one three-dimensional object on the frangible layer; then (b) cleaning the composite article with a wash liquid while on the carrier platform; (c) optionally separating the composite article from the carrier platform; and (d) optionally further curing the composite article; and then (e) separating the at least one three-dimensional object from the lattice layer by cutting or breaking the frangible layer.Type: GrantFiled: February 27, 2019Date of Patent: January 25, 2022Assignee: Carbon, Inc.Inventor: Florian Markus Barth
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Patent number: 11220034Abstract: Multi-layered blocked shrink bundling films include at least one layer that contains a blocking polymer. Materials and methods for forming multi-layered blocked shrink bundling films via a blown film extrusion process are described.Type: GrantFiled: August 17, 2018Date of Patent: January 11, 2022Assignee: Berry Global, Inc.Inventor: Jason M. Sontag
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Patent number: 11203156Abstract: Methods and systems for forming objects through photo-curing of a liquid resin in a tank by selective exposure (through a mask) to radiation, in which during printing operations the liquid resin in the tank is displaced relative to the build area along an axis orthogonal to that along which the object is extracted from the liquid resin in the tank. A volume of the photo-curing liquid resin may be cycled through a cooling arrangement by being extracted from the tank, cooled, and then reintroduced into the tank as printing of the object is taking place. The mask is preferably one in which charged colorant particles are dispersed in an optically transparent fluid within a plurality of bi-state cells.Type: GrantFiled: August 20, 2018Date of Patent: December 21, 2021Assignee: NEXA3D Inc.Inventor: Izhar Medalsy
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Patent number: 11203150Abstract: A method of producing a 3D part using a selective deposition based additive manufacturing system can include developing a first layer using at least one electrostatography engine, determining a first cross-track offset distance between an average cross-track symmetry line of the first layer and a centerline of a transfer medium, transferring the first layer to the transfer medium such that the average cross-track symmetry line of the first layer is aligned with the centerline of the transfer medium, moving a build platform relative to the transfer medium in the cross-track direction to align the first layer on a part build surface, and transfusing the first layer on the build platform using a transfusion assembly to build the part in a layer-by-layer manner. The first layer comprises at least one of a part material and a support material. The first cross-track offset distance is measured in a cross-track direction perpendicular to an in-track direction of movement of the transfer medium.Type: GrantFiled: December 28, 2018Date of Patent: December 21, 2021Assignee: Evolve Additive Solutions, Inc.Inventor: J. Samuel Batchelder
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Patent number: 11198267Abstract: An example apparatus for fabrication of a co-cured composite assembly includes a layup tool body with a cavity, a thermal expansion insert inserted into the cavity of the layup tool body and a first uncured composite part of the composite assembly is positioned onto the thermal expansion insert, and a solid internal mandrel configured for insertion onto the first uncured composite part. During curing, the first uncured composite part compacts and reduces in thickness while the solid internal mandrel and the thermal expansion insert each increase in size to apply pressure to the first uncured composite part.Type: GrantFiled: October 29, 2018Date of Patent: December 14, 2021Assignee: The Boeing CompanyInventors: Richard E. Heath, III, Richard A. Prause, Eileen Miller
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Patent number: 11187977Abstract: An imprint apparatus cures an imprint material on a shot region of a substrate by light irradiation and forms a pattern on the shot region in a state in which a mold is in contact with the imprint material. The apparatus includes a shutter mechanism including a shutter plate configured to control light irradiation to the imprint material on the shot region and an actuator configured to drive the shutter plate, and a driving mechanism configured to change relative positions of the substrate and the mold. The shutter plate includes a first passing portion configured to irradiate a part out of a whole of the imprint material on the shot region with light and a second passing portion configured to irradiate the whole of the imprint material on the shot region.Type: GrantFiled: September 13, 2018Date of Patent: November 30, 2021Assignee: CANON KABUSHIKI KAISHAInventors: Naoki Murasato, Ken Minoda
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Patent number: 11173674Abstract: An applicator assembly for applying pressure to a composite structure includes an external frame, an applicator casing disposed substantially within the external frame, and an applicator disposed substantially within the applicator casing. The applicator casing includes a first membrane, and a first jamming material disposed within the first membrane. The applicator includes a second membrane, and a second jamming material disposed within said second membrane.Type: GrantFiled: March 31, 2020Date of Patent: November 16, 2021Assignee: General Electric CompanyInventors: Matthew Harper Hockemeyer, Younkoo Jeong, James Duvall Bollacker, Shatil Sinha
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Patent number: 11167483Abstract: A 3D printing machine for fabricating high performance 3D integrated composite structures, where the machine includes a robot having a base portion, a robot arm and a rotatable connector secured to the arm opposite to the base portion, at least one source of an extrudable material, and an end-effector mounted to the rotatable connector and including at least one extruder module for extruding the extrudable material. The extruder module includes a nozzle assembly for extruding heated material out of the end-effector, and the end-effector is rotatable relative to the structure by the rotatable connector so that the nozzle assembly can be oriented normal to the part in different orientations without significantly changing a pose of the robot.Type: GrantFiled: April 10, 2019Date of Patent: November 9, 2021Assignee: NORTHROP GRUMMAN SYSTEMS CORPORATIONInventors: Eric G. Barnes, Pedro A. Gonzalez, Todd L. Szallay, Steven J. Floyd, Sung S. Park, Brett G. Morham, Cody J. Brown, Reese R. Allen, Ryan L. Bischoff
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Patent number: 11167484Abstract: A printing machine for fabricating high performance 3D integrated composite structures. The machine includes a robot having a base portion, a robot arm and an end joint secured to the arm opposite to the base portion, at least one source of an extrudable material, and an end-effector mounted to the end joint. The end-effector includes at least one extruder module for extruding the extrudable material and a rotary assembly, where the extruder module includes a nozzle assembly for extruding heated material out of the end-effector. The extruder module is mounted to the rotary assembly and the rotary assembly is rotatable so as to rotate the nozzle assembly relative to the part without rotating the end-effector.Type: GrantFiled: April 10, 2019Date of Patent: November 9, 2021Assignee: NORTHROP GRUMMAN SYSTEMS CORPORATIONInventors: Eric G. Barnes, Pedro A. Gonzalez, Todd L. Szallay, Steven J. Floyd, Sung S. Park, Brett G. Morham, Cody J. Brown, Reese R. Allen, Ryan L. Bischoff
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Patent number: 11167485Abstract: A three-dimensional shaping apparatus includes a melted material generator, a nozzle, a flow passage, a filter chamber, and a filter. The melted material generator generates a melted shaping material. The nozzle discharges the shaping material from the melted material generator. The shaping material is guided to the nozzle through the flow passage. The filter chamber is provided between the flow passage and the nozzle. The filter is disposed in the filter chamber and has pores through which the shaping material passes. A filter chamber cross-sectional area is larger than a flow passage cross-sectional area, and a filter cross-sectional area is larger than the flow passage cross-sectional area. The filter chamber cross-sectional area and filter cross-sectional area are perpendicular to a direction from the flow passage toward the nozzle, and the flow passage cross-sectional area is perpendicular to a flowing direction of the shaping material in the flow passage.Type: GrantFiled: July 10, 2019Date of Patent: November 9, 2021Inventors: Kohei Yuwaki, Koichi Saito, Taki Hashimoto
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Patent number: 11156929Abstract: A detection apparatus includes an image pickup unit and a processor which detects a position of a mark using a two-dimensional image of the mark. The processor generates a one-dimensional signal having a plurality of peaks by accumulating images included in a detection region, detects peaks in which differences between values of the peaks and a reference value are equal to or larger than a threshold value and peaks in which differences between values of the peaks and the reference value are smaller than the threshold value from among the plurality of generated peaks and obtains a failure region in the mark, resets the detection region such that the differences between the values of the detected peaks and the reference value become smaller than the threshold value, generates a one-dimensional signal by accumulating images included in the reset detection region, and detects a position of the mark.Type: GrantFiled: December 14, 2018Date of Patent: October 26, 2021Assignee: CANON KABUSHIKI KAISHAInventor: Tadaki Miyazaki
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Patent number: 11148364Abstract: A three dimensional modeling apparatus is provided that includes an inkjet nozzle for discharging a molding material; a plurality of recording heads each having the inkjet nozzle; and a curing section for curing the molding material. Each of the plurality of recording heads includes a first recording head that discharges the molding material downward, and at least one of a second recording head that discharges the modeling material in a horizontal direction or a third recording head that discharges the modeling material upward. The inkjet nozzle opens and closes a discharging port with a valve body to discharge the molding material.Type: GrantFiled: July 17, 2019Date of Patent: October 19, 2021Assignee: Ricoh Company, Ltd.Inventors: Tadashi Kaiba, Shuusei Murai
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Patent number: 11141915Abstract: A three-dimensional shaping device includes: a discharge head for discharging fluidic raw material through a nozzle; a shaping table on which a shaped product is to be molded; a linear motion mechanism; and a rotation unit. The linear motion mechanism moves the shaping table relative to the discharge head in three mutually orthogonal axial directions. The rotation unit tilts the shaping table relative to the discharge head. An operation of curing, on the shaping table, the raw material discharged through the nozzle is repeated while the relative position between the discharge head and the shaping table is being changed by the linear motion mechanism and the rotation unit, thereby molding a shaped product in which the cured raw material is stacked in layers.Type: GrantFiled: April 18, 2019Date of Patent: October 12, 2021Assignee: NTN CORPORATIONInventors: Hiroshi Isobe, Katsunori Sone
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Patent number: 11135751Abstract: A system for forming injection molded articles includes a turret, a first mold unit, and a second mold unit. In an embodiment, the turret includes a plurality of core plates and each core plate includes a plurality of core pins. The first mold unit may be configured to form an inner injection molded layer, and the second mold unit may be configured to form an outer injection molded layer over the inner injection molded layer. In an embodiment, the first mold unit and the second mold unit are configured to mold at the same time, and to provide opposing clamping forces. Processes involving over-molded articles are also disclosed.Type: GrantFiled: August 16, 2017Date of Patent: October 5, 2021Assignee: Plastipak Packaging, Inc.Inventor: Roald Duchateau
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Patent number: 11123903Abstract: A method for manufacturing a breast implant includes producing an elastic filler material including foam, by applying a source of gas bubbles to a silicone monomer to create a mixture. The mixture is inserted into a sealed chamber. After inserting the mixture, a pressure inside the sealed chamber is set to a first pressure, and a temperature of the mixture inside the sealed chamber is set to a first temperature. Then, following a preset time duration, the pressure is lowered to a second pressure that is lower than the first pressure, and after a given time, the temperature is lowered to a second temperature that is lower than the first temperature. A flexible shell, configured for implantation within a breast of a human subject, is filled with the elastic filler material.Type: GrantFiled: October 25, 2018Date of Patent: September 21, 2021Assignee: BIOSENSE WEBSTER (ISRAEL) LTD.Inventors: Yehuda Algawi, Assaf Govari
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Patent number: 11123923Abstract: A 3D printing device includes a printing substrate, a movable printing head configured for additively producing from a modelling material a component on the printing substrate, and a flexible printing space cover which, proceeding from the printing head, spans the printing substrate such that a closed printing space is formed between the printing head and the printing substrate, wherein a printing nozzle of the printing head for applying the modelling material protrudes into the printing space. A support structure of the device includes flexible support rods which run from the printing head to the printing substrate and which hold the printing space cover above the printing substrate.Type: GrantFiled: February 26, 2020Date of Patent: September 21, 2021Assignee: Airbus Operations GmbHInventors: Johannes Born, Claus Fastert, Jorne Driezen
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Patent number: 11117319Abstract: A printing machine for fabricating high performance 3D integrated composite structures, where the machine includes a robot having a base portion, a robot arm and an end joint secured to the arm opposite to the base portion, a plurality of sources of extrudable material, and an end-effector mounted to the end joint. The end-effector includes a multiple-extruder module having a first extruder and a second extruder each including a separate nozzle assembly, wherein the first extruder receives one extrudable material and the second extruder receives another extrudable material.Type: GrantFiled: April 10, 2019Date of Patent: September 14, 2021Assignee: NORTHROP GRUMMAN SYSTEMS CORPORATIONInventors: Eric G. Barnes, Pedro A. Gonzalez, Todd L. Szallay, Steven J. Floyd, Sung S. Park, Brett G. Morham, Cody J. Brown, Reese R. Allen, Ryan L. Bischoff