Patents by Inventor Vijay V. Pujar
Vijay V. Pujar 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).
-
Publication number: 20240059035Abstract: A manufacturing method is disclosed herein. The method includes arranging a preform with a plurality of clamping assemblies, the plurality of clamping assemblies disposed along ends of the preform; and forming the preform into a shaped body, the forming including incrementally tensioning the preform around a surface of an inner mold line using the plurality of clamping assemblies; and drawing the preform into a set of forming beads of the inner mold line.Type: ApplicationFiled: October 10, 2023Publication date: February 22, 2024Applicant: ROHR, INC.Inventors: LUBY R. WEAVER, KATHERINE E. WAUGH, CHRISTOPHER C. KOROLY, ANTHONY H. BECHER, VIJAY V. PUJAR
-
Publication number: 20240058988Abstract: A manufacturing method is provided. A preform is arranged over a surface of an inner mold line. The preform is folded over sides of the inner mold line. An end of the preform is pressed into a grip strip coupled to a side of the inner mold line. The grip strip is translated in a first direction to tension the preform into a shaped body.Type: ApplicationFiled: August 16, 2022Publication date: February 22, 2024Applicant: Rohr.IncInventors: VIJAY V. PUJAR, KATHERINE E. WAUGH, CHRISTOPHER C. KOROLY
-
Publication number: 20240058987Abstract: A manufacturing method is disclosed herein. The method includes arranging a preform over a surface of an inner mold line; folding the preform over sides of the inner mold line; pressing an end of the preform into a grip strip coupled to a side of the inner mold line; and applying pressure to the preform to force excess material of the preform into a forming bead of the inner mold line.Type: ApplicationFiled: August 18, 2022Publication date: February 22, 2024Applicant: Rohr, Inc.Inventors: KATHERINE WAUGH, Mark A Ramsey, Vijay V Pujar, Luis A Lopez, Christopher C Koroly, Peter W Aziz, Kyle Rosenbrock
-
Patent number: 11813812Abstract: A manufacturing method is disclosed herein. The method includes arranging a preform with a plurality of clamping assemblies, the plurality of clamping assemblies disposed along ends of the preform; and forming the preform into a shaped body, the forming including: incrementally tensioning the preform around a surface of an inner mold line using the plurality of clamping assemblies; and drawing the preform into a set of forming beads of the inner mold line.Type: GrantFiled: August 16, 2022Date of Patent: November 14, 2023Assignee: ROHR, INC.Inventors: Luby R. Weaver, Katherine E. Waugh, Christopher C. Koroly, Anthony H. Becher, Vijay V. Pujar
-
Patent number: 11746726Abstract: An assembly is provided for an aircraft propulsion system. This assembly includes a nozzle extending axially along and circumferentially about an axial centerline. The nozzle includes a nozzle panel and a nozzle fairing fixedly connected to the nozzle panel at an axial end of the nozzle. The nozzle is configured with an internal flow passage radially between the nozzle panel and the nozzle fairing. The internal flow passage extends axially within the nozzle to an outlet between the nozzle panel and the nozzle fairing at the axial end of the nozzle.Type: GrantFiled: May 4, 2021Date of Patent: September 5, 2023Assignee: Rohr, Inc.Inventors: Adam Saunders, Bryce T. Kelford, Travis M. Frazier, Richard Haslim, Richard S. Alloway, Vijay V. Pujar
-
Publication number: 20230250029Abstract: A composite structure formed of a fiber reinforced composite material may include a plurality of fiber layers and a carbon matrix surrounding the plurality of fiber layers. A first fiber layer of the plurality of fiber layers may include a carbon fiber tow. A second fiber layer of the plurality of fiber layers may include a non-carbon fiber tow. The coefficient of thermal expansion of the non-carbon fiber tow is greater than the coefficient of thermal expansion of the carbon fiber tow.Type: ApplicationFiled: July 13, 2022Publication date: August 10, 2023Applicant: ROHR, INCInventors: PAUL E. KUKUCHEK, VIJAY V. PUJAR
-
Publication number: 20230241873Abstract: A composite laminate includes a carbon nanomaterial or a functionalized carbon nanomaterial, combined with a hindered amine light stabilizer; a support veil; and a composite layer comprising one or more layers of a reinforcement.Type: ApplicationFiled: January 28, 2022Publication date: August 3, 2023Applicant: ROHR, INC.Inventors: VIJAY V. PUJAR, STEVEN POTEET, ERIC DARWIN VEIZAGA
-
Publication number: 20230234331Abstract: An aerospace component may comprise a fiber reinforced composite material. The fiber reinforced composite material includes a plurality of fiber layers and a carbon matrix surrounding the plurality of fiber layers. A plurality of ceramic particles is dispersed in the carbon matrix. A first fiber layer of the plurality of fiber layers may include a carbon fiber, and a second fiber layer of the plurality of fiber layers may include a non-carbon fiber. A hardness of the non-carbon fiber is greater than a hardness of carbon fiber.Type: ApplicationFiled: July 13, 2022Publication date: July 27, 2023Applicant: ROHR, INCInventors: PAUL E. KUKUCHEK, VIJAY V. PUJAR
-
Publication number: 20230151291Abstract: A corrosion-resistant wet film lubricant composition includes a lubricating pigment, an oil, and a thickener. The lubricating pigment comprises graphene platelets and is dispersed in the oil, and the thickener thickens the wet film lubricant. The graphene platelets are oxidized and functionalized with a silane. In another example, a method of producing a corrosion-resistant lubricant includes oxidizing exfoliated graphene to produce oxidized graphene platelets, functionalizing the oxidized graphene platelets with a silane to produce functionalized graphene platelets, and dispersing the functionalized graphene platelets in a lubricant composition, wherein the lubricant composition comprises an oil and a thickener.Type: ApplicationFiled: November 12, 2021Publication date: May 18, 2023Inventors: Steven Poteet, Blair A. Smith, Marc E. Gage, Vijay V. Pujar
-
Patent number: 11603474Abstract: A method of corrosion inhibition on a substrate may comprise: applying a sealing solution to an anodized surface of the substrate, wherein the sealing solution may comprise a nanomaterial dopant and a corrosion inhibiting compound, wherein the nanomaterial dopant may comprise at least one of graphene nanoplatelets, carbon nanotubes, and carbon nanofibers, and wherein the corrosion inhibiting compound may comprise at least one of a trivalent chromium compound, a trivalent praseodymium compound, nickel acetate, cobalt acetate, siloxanes, silicates, orthophosphates, molybdates, or a compound comprising at least one of elemental or ionic praseodymium, cerium, cesium, lanthanum, zinc, lithium, magnesium, or yttrium; and drying the sealing solution on the substrate to form a sealing layer comprising the nanomaterial dopant and the corrosion inhibiting compound.Type: GrantFiled: October 22, 2019Date of Patent: March 14, 2023Assignee: Goodrich CorporationInventors: Steven A. Poteet, Blair A. Smith, Vijay V. Pujar, Leslie Steele
-
Patent number: 11572521Abstract: A corrosion-resistant dry film lubricant composition includes a lubricating pigment, a binder, and a solvent. The lubricating pigment comprises graphene platelets and is dispersed in the binder, and the solvent solubilizes the lubricant pigment and the binder. The graphene platelets are oxidized and functionalized with a silane. A method of producing a corrosion-resistant lubricant includes oxidizing exfoliated graphene to produce oxidized graphene platelets, functionalizing the oxidized graphene platelets with a silane to produce functionalized graphene platelets, and dispersing the functionalized graphene platelets in a lubricant composition, wherein the lubricant composition comprises a binder and a solvent.Type: GrantFiled: November 12, 2021Date of Patent: February 7, 2023Assignee: Hamilton Sundstrand CorporationInventors: Steven Poteet, Blair A. Smith, Marc E. Gage, Vijay V. Pujar
-
Patent number: 11536662Abstract: Disclosed are methods for detecting a presence or absence of an antimicrobial surface coating including applying at least one detectable fluorophoric dye compound to a substrate, irradiating the surface of the substrate with ultraviolet radiation in the 100-415 nm wavelength range to excite the detectable fluorophoric dye compound, observing fluorescence of the excited fluorophoric dye compound, and determining the presence or absence of the antimicrobial surface coating based on the observed fluorescence. Further disclosed are antimicrobial surface coating solutions, methods for their application, and methods for confirming the presence and coverage of antimicrobial surface coatings.Type: GrantFiled: October 15, 2020Date of Patent: December 27, 2022Assignee: B/E Aerospace, Inc.Inventors: Steven Poteet, Thomas Martz, Bradford D'Alessio, David C. McConnell, Vijay V. Pujar, Katherine Urena Pimentel, Irene Rexwinkle
-
Publication number: 20220402827Abstract: A shape forming tool for pre-carbonization compression of a fibrous preform is provided, comprising a female forming tool, a first plug, a second plug, and a wedge, each configured to be received by a die recess of the female forming tool. A first tapered surface of the wedge is configured to engage the first plug and the second tapered surface of the wedge is configured to engage the second plug. In response to the first tapered surface of the wedge engaging the first plug and the second tapered surface of the wedge engaging the second plug, the first plug and the second plug, respectively, are configured to move laterally towards opposing sides of the female forming tool and/or vertically toward a bottom side of the female forming tool to compress the fibrous preform into a shaped body.Type: ApplicationFiled: June 3, 2022Publication date: December 22, 2022Applicant: Goodrich CorporationInventors: Katherine E. Waugh, John S. Linck, Christopher C. Koroly, Kirk Christopher Newton, Vijay V. Pujar
-
Publication number: 20220402221Abstract: During a manufacturing method, a preform is arranged with a plurality of grips. The preform includes a stack of a plurality of layers of material. The grips are disposed along a periphery of the stack. The preform is formed into a shaped body. The forming includes pressing a die against the stack and gripping the stack with the grips during the pressing of the die. The gripping includes asynchronously gripping the stack with at least some of the grips.Type: ApplicationFiled: June 3, 2022Publication date: December 22, 2022Applicant: ROHR, INC.Inventors: VIJAY V. PUJAR, CHRISTOPHER C. KOROLY, JOHN S. LINCK, LAMIA SALAH, PAUL E. KUKUCHEK, JOSEPH R. LEMANSKI
-
Publication number: 20220402828Abstract: A method for manufacturing a C/C part includes fabricating an oxidized PAN fiber preform comprising a stack of sheets of multi-axial, non-crimp, OPF fabric. The method includes positioning the oxidized PAN fiber preform with a female forming tool, the female forming tool comprising a die recess, and forming the oxidized PAN fiber preform into a shaped body. The shaped body is removed from the female forming tool and moved into a graphite fixture for carbonization. The carbonized shaped body may also be densified into the final C/C part. The carbonized shaped body can also be placed in a perforated graphite fixture for densification and removed from the perforated graphite fixture between densification processes for machining and for facilitating further densification.Type: ApplicationFiled: June 3, 2022Publication date: December 22, 2022Applicant: GOODRICH CORPORATIONInventors: John S. Linck, CHRISTOPHER C. KOROLY, KIRK CHRISTOPHER NEWTON, VIJAY V. PUJAR, PAUL T. PEREA, JAMES W. RUDOLPH, CHRISTOPHER T. KIRKPATRICK, KATHERINE E. WAUGH
-
Patent number: 11465758Abstract: An apparatus for aircraft anti-icing includes a nozzle body, at least one nozzle extending from the nozzle body, and at least one vane disposed in at least one of the nozzle(s), the at least one vane configured to impart rotational movement of a hot gas moving through the nozzle(s).Type: GrantFiled: April 30, 2019Date of Patent: October 11, 2022Assignee: ROHR, INC.Inventors: Sarah Lohman, Steven M Kestler, Manuel Muñoz, Jay Francisco, Vijay V Pujar
-
Patent number: 11459980Abstract: An attachment system for an exhaust component is disclosed. In various embodiments, the attachment system includes a radial attachment flange of the exhaust component; and a radial ring having at least one of a radially outer surface configured for engagement with a radially inner surface of the radial attachment flange or a radially inner surface configured for engagement with a radially outer surface of the radial attachment flange.Type: GrantFiled: December 2, 2019Date of Patent: October 4, 2022Assignee: Rohr, Inc.Inventors: Bryce Tyler Kelford, Adam Saunders, Richard Scott Alloway, Vijay V. Pujar
-
Publication number: 20220299305Abstract: A method may comprise measuring at least one of the conductivity or resistance on a surface of a substrate comprising an antimicrobial system; comparing the measured conductivity or resistance to a reference value; and/or determining a presence or an absence of the antimicrobial system on the surface.Type: ApplicationFiled: March 18, 2021Publication date: September 22, 2022Applicant: B/E AEROSPACE, INC.Inventors: KATHERINE URENA PIMENTEL, STEVEN A. POTEET, THOMAS MARTZ, DAVID MCCONNELL, VIJAY V. PUJAR, IRENE REXWINKLE
-
Publication number: 20220195616Abstract: Disclosed is a method of sealing an anodization layer including contacting the anodization layer with a solution at a temperature greater than freezing and less than 160° F. wherein the solution comprises graphene particles and a corrosion inhibitor.Type: ApplicationFiled: December 18, 2020Publication date: June 23, 2022Inventors: Cody Coogan, Kevin R. Bordage, Blair A. Smith, Mark A. Brege, Vijay V. Pujar, Claude J. Moreau, Steven Poteet
-
Publication number: 20220195604Abstract: Disclosed is a phosphate coating, comprising: a phosphate portion, wherein the phosphate portion comprises pores, wherein the pores are at least partially filled with a corrosion inhibition sealant, wherein the corrosion inhibition sealant comprises: a base, wherein the base comprises a matrix and a metal within the matrix, wherein the metal within the matrix comprises aluminum, an aluminum alloy, zinc, a zinc alloy, magnesium, a magnesium alloy, or a combination thereof and an inhibitor mixed within the base, wherein the inhibitor comprises zinc molybdate, magnesium metasilicate, trivalent chromium, tungstenate, a metal phosphate silicate, or a combination thereof.Type: ApplicationFiled: December 23, 2020Publication date: June 23, 2022Inventors: Blair A. Smith, Steven Poteet, Vijay V. Pujar, Georgios S. Zafiris, Weilong Zhang, Michael A. Kryzman