Patents by Inventor Tod Policandriotes
Tod Policandriotes has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11901766Abstract: In accordance with at least one aspect of this disclosure, a method of making a carbon rotor includes, providing a quantity of material, densifying the quantity of material, and forming the densified material into a disk shape.Type: GrantFiled: April 7, 2022Date of Patent: February 13, 2024Assignee: Hamilton Sundstrand CorporationInventors: Iwona Wrobel, Lara Naomi Huapaya Rojas, Tod Policandriotes
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Patent number: 11817752Abstract: Provided are embodiments for a method and a hybrid axial/radial motor. Embodiments can include a central rotor that includes an axial segment, a first radial segment, and a second radial segment, wherein the first radial segment extends axially from a first side of the axial segment and the second radial segment extends axially from a second side of the axial segment, wherein the first side is opposite the second side. Embodiments can also include a stator adapted to receive the first radial segment or the second radial segment of the central rotor.Type: GrantFiled: July 2, 2021Date of Patent: November 14, 2023Assignee: HAMILTON SUNDSTRAND CORPORATIONInventors: Tod Policandriotes, Parag M. Kshirsagar, Suman Dwari, Beata I. Wawrzyniak, Jagadeesh Kumar Tangudu, Sreenivasa R. Voleti
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Publication number: 20230327502Abstract: In accordance with at least one aspect of this disclosure, a method of making a carbon rotor includes, providing a quantity of material, densifying the quantity of material, and forming the densified material into a disk shape.Type: ApplicationFiled: April 7, 2022Publication date: October 12, 2023Applicant: Hamilton Sundstrand CorporationInventors: Iwona Wrobel, Lara Naomi Huapaya Rojas, Tod Policandriotes
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Publication number: 20230278279Abstract: A composite component may be additively manufactured by a system that mixes a fiber and matrix and extrudes a body made of the fiber and matrix toward a work piece. The extruded body may be pressed against the work piece and the workpiece and/or extruded body may be moved relative to the other. The extruded body may at least partially melt and flow, uniting with the workpiece and additively manufacturing a layer of a feature thereon. In this manner, friction stir additive manufacturing of composite components having a fiber and matrix composite may be accomplished.Type: ApplicationFiled: March 2, 2022Publication date: September 7, 2023Applicant: GOODRICH CORPORATIONInventors: Sergey Mironets, Tod Policandriotes
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Patent number: 11742731Abstract: A method of forming magnetically permeable material is provided. The method includes introducing magnetorheological (MR) fluid including one or more of magnetically permeable particles, fibers and fillers suspended in a curable liquid into a cavity, driving the magnetically permeable particles, fibers and/or fillers in the MR fluid into flux line formations and curing the curable liquid of the MR fluid during the driving to lock the flux line formations in place.Type: GrantFiled: September 14, 2021Date of Patent: August 29, 2023Assignee: HAMILTON SUNDSTRAND CORPORATIONInventor: Tod Policandriotes
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Patent number: 11639545Abstract: A method of chemical vapor infiltration and deposition includes disposing a porous substrate within a reaction chamber, establishing a sub-atmospheric pressure within the reaction chamber, introducing a hydrocarbon reaction gas into a reaction zone of the reaction chamber to densify the porous substrate, withdrawing unreacted hydrocarbon reaction gas from the reaction chamber, the unreacted hydrocarbon reaction gas comprising hydrocarbon molecules having six or more carbon atoms, removing at least a portion of the hydrocarbon molecules having six or more carbon molecules from the unreacted hydrocarbon reaction gas by causing the portion of the hydrocarbon molecules having six or more carbon atoms to condense, and recirculating at least a portion of the unreacted hydrocarbon reaction gas back into the reaction zone.Type: GrantFiled: April 8, 2020Date of Patent: May 2, 2023Assignee: Goodrich CorporationInventor: Tod Policandriotes
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Publication number: 20230083543Abstract: A method of forming magnetically permeable material is provided. The method includes introducing magnetorheological (MR) fluid including one or more of magnetically permeable particles, fibers and fillers suspended in a curable liquid into a cavity, driving the magnetically permeable particles, fibers and/or fillers in the MR fluid into flux line formations and curing the curable liquid of the MR fluid during the driving to lock the flux line formations in place.Type: ApplicationFiled: September 14, 2021Publication date: March 16, 2023Inventor: Tod Policandriotes
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Publication number: 20220320981Abstract: Provided are embodiments for a method and a hybrid axial/radial motor. Embodiments can include a central rotor that includes an axial segment, a first radial segment, and a second radial segment, wherein the first radial segment extends axially from a first side of the axial segment and the second radial segment extends axially from a second side of the axial segment, wherein the first side is opposite the second side. Embodiments can also include a stator adapted to receive the first radial segment or the second radial segment of the central rotor.Type: ApplicationFiled: July 2, 2021Publication date: October 6, 2022Inventors: Tod Policandriotes, Parag M. Kshirsagar, Suman Dwari, Beata I. Wawrzyniak, Jagadeesh Kumar Tangudu, Sreenivasa R. Voleti
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Patent number: 11255015Abstract: A system for chemical vapor densification includes a reaction chamber having an inlet and outlet; a trap; a conduit fluidly coupled between the outlet of the reaction chamber and the trap; a cryogenic cooler fluidly coupled to the trap though a frustoconical conduit; a first exit path from the cryogenic cooler that vents hydrogen gas to an exhaust; and a second exit path from the cryogenic cooler that recirculates silane and hydrocarbon-rich gas back to the inlet of the reaction chamber—and a related method places a substrate in the reaction chamber; establishes a sub-atmospheric pressure inert gas atmosphere within the reaction chamber; densifies the substrate by inputting virgin gas into the reaction chamber; withdraws effluent gas from the reaction chamber; extracts silane and hydrocarbon-rich gas from the effluent gas; and recirculates the silane and hydrocarbon-rich gas back to the reaction chamber.Type: GrantFiled: May 6, 2020Date of Patent: February 22, 2022Assignee: Goodrich CorporationInventors: Gavin Charles Richards, Tod Policandriotes, Afshin Bazhushtari
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Publication number: 20200263302Abstract: A system for chemical vapor densification includes a reaction chamber having an inlet and outlet; a trap; a conduit fluidly coupled between the outlet of the reaction chamber and the trap; a cryogenic cooler fluidly coupled to the trap though a frustoconical conduit; a first exit path from the cryogenic cooler that vents hydrogen gas to an exhaust; and a second exit path from the cryogenic cooler that recirculates silane and hydrocarbon-rich gas back to the inlet of the reaction chamber—and a related method places a substrate in the reaction chamber; establishes a sub-atmospheric pressure inert gas atmosphere within the reaction chamber; densifies the substrate by inputting virgin gas into the reaction chamber; withdraws effluent gas from the reaction chamber; extracts silane and hydrocarbon-rich gas from the effluent gas; and recirculates the silane and hydrocarbon-rich gas back to the reaction chamber.Type: ApplicationFiled: May 6, 2020Publication date: August 20, 2020Applicant: GOODRICH CORPORATIONInventors: Gavin Charles Richards, Tod Policandriotes, Afshin Bazhushtari
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Publication number: 20200232092Abstract: A system for chemical vapor infiltration and densification may comprise a reaction chamber and a plurality of conduits fluidly coupled to an exhaust outlet of the reaction chamber. A first set of conduits of the plurality of conduits may define a first flow path and a second set of conduits of the plurality of conduits may define a second flow path. The second flow path may be fluidly coupled to an inlet of the reaction chamber. A hydrogen extraction component may be in fluid communication with a least one of the first set of conduits or the second set of conduits.Type: ApplicationFiled: April 8, 2020Publication date: July 23, 2020Applicant: GOODRICH CORPORATIONInventor: Tod Policandriotes
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Patent number: 10683572Abstract: A system for chemical vapor densification includes a reaction chamber having an inlet and outlet; a trap; a conduit fluidly coupled between the outlet of the reaction chamber and the trap; a cryogenic cooler fluidly coupled to the trap though a frustoconical conduit; a first exit path from the cryogenic cooler that vents hydrogen gas to an exhaust; and a second exit path from the cryogenic cooler that recirculates silane and hydrocarbon-rich gas back to the inlet of the reaction chamber—and a related method places a substrate in the reaction chamber; establishes a sub-atmospheric pressure inert gas atmosphere within the reaction chamber; densifies the substrate by inputting virgin gas into the reaction chamber; withdraws effluent gas from the reaction chamber; extracts silane and hydrocarbon-rich gas from the effluent gas; and recirculates the silane and hydrocarbon-rich gas back to the reaction chamber.Type: GrantFiled: October 15, 2018Date of Patent: June 16, 2020Assignee: Goodrich CorporationInventors: Gavin Charles Richards, Tod Policandriotes, Afshin Bazhushtari
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Patent number: 10648075Abstract: A system for chemical vapor infiltration and densification may comprise a reaction chamber and a plurality of conduits fluidly coupled to an exhaust outlet of the reaction chamber. A first set of conduits of the plurality of conduits may define a first flow path and a second set of conduits of the plurality of conduits may define a second flow path. The second flow path may be fluidly coupled to an inlet of the reaction chamber. A hydrogen extraction component may be in fluid communication with a least one of the first set of conduits or the second set of conduits.Type: GrantFiled: October 5, 2017Date of Patent: May 12, 2020Assignee: GOODRICH CORPORATIONInventor: Tod Policandriotes
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Publication number: 20200136440Abstract: Disclosed is an electric machine, comprising: a rotor; and a stator core radially outward from the rotor, the stator core being stationary relative to the rotor during operation; wherein the stator core comprises: carbon fibers and cobalt carbide, and wherein the stator core is greater than or equal to 40% cobalt by weight. A method of forming a stator core, comprising: coating a plurality of carbon fiber sheets with a mixture of resin and cobalt powder, wherein the resin is a phenolic resin, a powdered pitch resin, or a combination comprising at least one of the foregoing; pressing together the plurality of carbon fiber sheets; heat treating the plurality of carbon fiber sheets to form cobalt carbide in the carbon fiber sheets; and forming a plurality of laminations from the resulting mixture to produce the stator core.Type: ApplicationFiled: October 31, 2018Publication date: April 30, 2020Inventors: Zachary Cohen, Tod Policandriotes
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Publication number: 20200115799Abstract: A system for chemical vapor densification includes a reaction chamber having an inlet and outlet; a trap; a conduit fluidly coupled between the outlet of the reaction chamber and the trap; a cryogenic cooler fluidly coupled to the trap though a frustoconical conduit; a first exit path from the cryogenic cooler that vents hydrogen gas to an exhaust; and a second exit path from the cryogenic cooler that recirculates silane and hydrocarbon-rich gas back to the inlet of the reaction chamber—and a related method places a substrate in the reaction chamber; establishes a sub-atmospheric pressure inert gas atmosphere within the reaction chamber; densifies the substrate by inputting virgin gas into the reaction chamber; withdraws effluent gas from the reaction chamber; extracts silane and hydrocarbon-rich gas from the effluent gas; and recirculates the silane and hydrocarbon-rich gas back to the reaction chamber.Type: ApplicationFiled: October 15, 2018Publication date: April 16, 2020Applicant: GOODRICH CORPORATIONInventors: Gavin Charles Richards, Tod Policandriotes, Afshin Bazhushtari
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Patent number: 10400389Abstract: A textile-reinforced composite friction material is provided by the present invention that includes a nonwoven needlepunched fiber mat, a resin matrix impregnated within and onto the fiber mat, and a carbon nanomaterial dispersed within the resin matrix. The carbon nanomaterial is preferably carbon nanotubes and/or carbon nanofibers.Type: GrantFiled: June 18, 2014Date of Patent: September 3, 2019Assignees: BOARD OF TRUSTEES AT SOUTHERN ILLINOIS UNIVERSITY, TRIBCO INC.Inventors: Peter Filip, David N. Bortz, Brian Howells, Ashley R. Kelm, Tod Policandriotes
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Publication number: 20180030593Abstract: A system for chemical vapor infiltration and densification may comprise a reaction chamber and a plurality of conduits fluidly coupled to an exhaust outlet of the reaction chamber. A first set of conduits of the plurality of conduits may define a first flow path and a second set of conduits of the plurality of conduits may define a second flow path. The second flow path may be fluidly coupled to an inlet of the reaction chamber. A hydrogen extraction component may be in fluid communication with a least one of the first set of conduits or the second set of conduits.Type: ApplicationFiled: October 5, 2017Publication date: February 1, 2018Applicant: GOODRICH CORPORATIONInventor: Tod POLICANDRIOTES
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Publication number: 20160153137Abstract: A textile-reinforced composite friction material is provided by the present invention that includes a nonwoven needlepunched fiber mat, a resin matrix impregnated within and onto the fiber mat, and a carbon nanomaterial dispersed within the resin matrix. The carbon nanomaterial is preferably carbon nanotubes and/or carbon nanofibers.Type: ApplicationFiled: June 18, 2014Publication date: June 2, 2016Applicant: TRIBCO INC.Inventors: Peter FILIP, David N. Bortz, Brian Howells, Ashley R. Kelm, Tod Policandriotes
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Publication number: 20150368856Abstract: A textile-reinforced composite friction material is provided by the present invention that includes a nonwoven needlepunched fiber mat, a resin matrix impregnated within and onto the fiber mat, and a carbon nanomaterial dispersed within the resin matrix. The carbon nanomaterial is preferably carbon nanotubes and/or carbon nanofibers.Type: ApplicationFiled: June 18, 2014Publication date: December 24, 2015Applicant: TRIBCO INC.Inventors: Peter FILIP, David N. Bortz, Brian Howells, Ashley R. Kelm, Tod Policandriotes
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Publication number: 20080176470Abstract: A textile-reinforced composite friction material is provided by the present invention that includes a nonwoven needlepunched fiber mat, a resin matrix impregnated within and onto the fiber mat, and a carbon nanomaterial dispersed within the resin matrix. The carbon nanomaterial is preferably carbon nanotubes and/or carbon nanofibers.Type: ApplicationFiled: October 11, 2006Publication date: July 24, 2008Inventors: Peter Filip, David N. Bortz, Brian Howells, Ashley R. King, Tod Policandriotes