Patents by Inventor Michael D. Greenberg
Michael D. Greenberg 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: 9909607Abstract: According to the present disclosure, a method for securing a threaded fastener in a threaded hole includes directly applying a locking compound to at least a portion of threads to be mated on either the threaded fastener or the threaded hole. The locking compound includes a substantially pure, non-chromated aluminum pigmented compound suspended in a water-based inorganic binder with temperature resistance in excess of 900 degrees Fahrenheit (about 482 degrees Celsius). The threaded fastener is threaded into the threaded hole after applying the locking compound on the threads to be mated.Type: GrantFiled: May 18, 2015Date of Patent: March 6, 2018Assignee: United Technologies CorporationInventors: Michael D. Greenberg, Mark B. Gossner, James R. Kennedy, Nathan A. Shirk
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Publication number: 20180010519Abstract: An anti-icing system of a nacelle inlet of an engine of an aircraft includes first and second direct acting valves and first and second control valve assemblies fluidly connected to the nacelle inlet. The first direct acting valve includes a first inlet, outlet, valve chamber, and piston. The first piston is positioned in the first direct acting valve. The first control valve assembly is fluidly connected to the first valve. The second direct acting valve includes a second inlet, outlet, valve chamber, and piston. The second piston is positioned in the second direct acting valve. The second direct acting valve is fluidly connected to the first direct acting valve in a series configuration. The second control valve assembly is fluidly connected to the second valve chamber.Type: ApplicationFiled: July 6, 2016Publication date: January 11, 2018Inventors: Robert Goodman, Zhijun Zheng, Michael D. Greenberg
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Patent number: 9849992Abstract: An assembly includes a first enclosed flexible pressure chamber. A first extension arm extends from a first endwall of the first enclosed flexible pressure chamber. A second enclosed flexible pressure chamber includes a second extension arm extending from a second endwall of the second enclosed flexible pressure chamber. A lever arm is disposed on a pivot. A first end of the lever arm is attached to the first extension arm and a second end of the lever arm is attached to the second extension arm. A variable restriction element is connected to the second end of the lever arm.Type: GrantFiled: May 23, 2016Date of Patent: December 26, 2017Assignee: United Technologies CorporationInventors: Robert Goodman, Zhijun Zheng, Michael D. Greenberg
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Patent number: 9847629Abstract: A monolithic lead separator includes a primary lead tube defining a primary channel, a plurality of secondary lead tubes formed monolithically with the primary lead tube, and an instrumentation lead splitter. A cap is positioned in an aperture in the instrumentation lead splitter in a fluid-tight manner. Each of the secondary channels intersects the primary channel. The instrumentation lead splitter is situated at the intersection of the primary channel and the secondary channels.Type: GrantFiled: March 13, 2014Date of Patent: December 19, 2017Assignee: United Technologies CorporationInventors: Dorel M. Moisei, Michael D. Greenberg, Stephen N. Koren, Jr.
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Publication number: 20170334566Abstract: An assembly includes a first enclosed flexible pressure chamber. A first extension arm extends from a first endwall of the first enclosed flexible pressure chamber. A second enclosed flexible pressure chamber includes a second extension arm extending from a second endwall of the second enclosed flexible pressure chamber. A lever arm is disposed on a pivot. A first end of the lever arm is attached to the first extension arm and a second end of the lever arm is attached to the second extension arm. A variable restriction element is connected to the second end of the lever arm.Type: ApplicationFiled: May 23, 2016Publication date: November 23, 2017Inventors: Robert Goodman, Zhijun Zheng, Michael D. Greenberg
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Publication number: 20170225791Abstract: A valve includes an inlet, an outlet, and a biasing element. The biasing element includes a first spring element, a second spring element, and a valve element. The second spring element includes at least one bimetallic disk including a first and second material. The first material includes a first coefficient of linear thermal expansion, and the second material includes a second coefficient of linear thermal expansion different than the first coefficient of linear thermal expansion. The valve element disposed on an end of the first spring element.Type: ApplicationFiled: February 5, 2016Publication date: August 10, 2017Inventors: Michael D. Greenberg, Zhijun David Zheng, Robert Goodman
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Publication number: 20170009653Abstract: A gas turbine engine is provided having a nacelle and a compressor section constructed and arranged to generate hot air. An anti-icing system is constructed and arranged to discharge the hot air from the compressor section to the nacelle. An anti-icing valve is positioned in the anti-icing system and constructed and arranged to control a flow of the hot air from the compressor section to the nacelle. The anti-icing valve includes a partially open position to constrict a flow of the hot air from the compressor section to the nacelle.Type: ApplicationFiled: July 7, 2015Publication date: January 12, 2017Inventors: Zhijun Zheng, Michael D. Greenberg
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Publication number: 20160167792Abstract: An anti-icing system for an aircraft structure includes a cavity that has an exterior surface subject to ice accretion and a bleed source that is configured to provide a fluid to the cavity via a duct. The system includes multiple temperature sensors, disposed at the aircraft structure, with each temperature sensor configured to detect a temperature associated with an aircraft structure location. A controller is in communication with the temperature sensors. The controller is programmed to compare outputs of the temperature sensors and to determine a temperature sensor fault condition.Type: ApplicationFiled: December 4, 2015Publication date: June 16, 2016Inventors: Michael D. Greenberg, Zhijun Zheng, David Baszak, Scott W. Simpson
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Patent number: 9243514Abstract: A hybrid radial gas turbine engine component comprises an inner hub portion joined to an outer ring portion. The inner hub portion is a first alloy and operates at temperatures less than 1200° F. The outer ring portion is a second alloy and is designed to withstand extended periods at temperatures greater than 1200° F.Type: GrantFiled: November 16, 2012Date of Patent: January 26, 2016Assignee: United Technologies CorporationInventors: W. Samuel Krotzer, Jr., Michael D. Greenberg, Kevin W. Schlichting
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Publication number: 20160006226Abstract: A monolithic lead separator includes a primary lead tube defining a primary channel, a plurality of secondary lead tubes formed monolithically with the primary lead tube, and an instrumentation lead splitter. A cap is positioned in an aperture in the instrumentation lead splitter in a fluid-tight manner. Each of the secondary channels intersects the primary channel. The instrumentation lead splitter is situated at the intersection of the primary channel and the secondary channels.Type: ApplicationFiled: March 13, 2014Publication date: January 7, 2016Applicant: United Technologies CorporationInventors: Dorel M. Moisei, Michael D. Greenberg, Stephen N. Koren, Jr.
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Publication number: 20160003068Abstract: A method for providing visually detectable changes to a surface that has been subjected to a temperature in excess of a predetermined temperature. A coating is applied to the surface, wherein the coating will melt when the predetermined temperature has been reached. Centrifugal forces acting on the melted coating will cause it to be displaced such that the disturbed surface is visibly detectable upon inspection after solidifying.Type: ApplicationFiled: April 8, 2014Publication date: January 7, 2016Applicant: United Technologies CorporationInventors: Michael D. Greenberg, Mark F. Zelesky
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Publication number: 20150260215Abstract: According to the present disclosure, a method for securing a threaded fastener in a threaded hole includes directly applying a locking compound to at least a portion of threads to be mated on either the threaded fastener or the threaded hole. The locking compound includes a substantially pure, non-chromated aluminum pigmented compound suspended in a water-based inorganic binder with temperature resistance in excess of 900 degrees Fahrenheit (about 482 degrees Celsius). The threaded fastener is threaded into the threaded hole after applying the locking compound on the threads to be mated.Type: ApplicationFiled: May 18, 2015Publication date: September 17, 2015Inventors: Michael D. Greenberg, Mark B. Gossner, James R. Kennedy, Nathan A. Shirk
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Patent number: 9033631Abstract: An assembly includes a threaded hole, a threaded fastener, and a locking compound. The threaded fastener is positioned in the threaded hole with a portion of fastener threads mated with a corresponding portion of hole threads. The locking compound is between the mated fastener threads and hole threads. The locking compound includes an aluminum pigmented compound suspended in a water-based inorganic binder.Type: GrantFiled: April 17, 2009Date of Patent: May 19, 2015Assignee: United Technologies CorporationInventors: Michael D. Greenberg, James R. Kennedy, Mark B. Gossner, Nathan A. Shirk
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Patent number: 8858074Abstract: A temperature probe includes a flange, a support structure, thermocouple wires, and guide plates. The flange has a midline. The support structure is attached to the midline and extends away from the flange. The thermocouple wires extend along the support structure, and terminate in a set of outer sensing tips and a set of inner sensing tips. The guide plates secure the thermocouple wires to the support structure. The guide plates are offset laterally from the midline of the flange.Type: GrantFiled: July 16, 2012Date of Patent: October 14, 2014Assignee: United Technologies CorporationInventors: Michael D. Greenberg, Ryan Spence, William T. Kelly, Joseph DeLorme, Bobby J. McLarty
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Publication number: 20140016670Abstract: A temperature probe includes a flange, a support structure, thermocouple wires, and guide plates. The flange has a midline. The support structure is attached to the midline and extends away from the flange. The thermocouple wires extend along the support structure, and terminate in a set of outer sensing tips and a set of inner sensing tips. The guide plates secure the thermocouple wires to the support structure. The guide plates are offset laterally from the midline of the flange.Type: ApplicationFiled: July 16, 2012Publication date: January 16, 2014Applicant: UNITED TECHNOLOGIES CORPORATIONInventors: Michael D. Greenberg, Ryan Spence, William T. Kelly, Joseph DeLorme, Bobby J. McLarty
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Publication number: 20130269611Abstract: A method and apparatus for applying a vapor deposition coating onto a substrate with a non line of sight or limited line of sight is disclosed. A vapor stream is provided in a chamber that is below atmospheric pressure. The vapor stream is impinged with a working gas that provides a flow that transports the vapor stream. The flow of the working gas is modified with a physical object that directs the flow to achieve a desired coating on the substrate.Type: ApplicationFiled: June 8, 2013Publication date: October 17, 2013Inventors: Michael D. Greenberg, Benjamin J. Zimmerman
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Patent number: 8541069Abstract: A method for applying a vapor deposition coating onto a substrate with a non line of sight or limited line of sight is disclosed. A vapor stream is provided in a chamber that is below atmospheric pressure. The vapor stream is impinged with a working gas that provides a flow that transports the vapor stream. The flow of the working gas is modified with a physical object that directs the flow to achieve a desired coating on the substrate.Type: GrantFiled: April 11, 2011Date of Patent: September 24, 2013Assignee: United Technologies CorporationInventors: Michael D. Greenberg, Benjamin J. Zimmerman
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Publication number: 20120258256Abstract: A method for applying a vapor deposition coating onto a substrate with a non line of sight or limited line of sight is disclosed. A vapor stream is provided in a chamber that is below atmospheric pressure. The vapor stream is impinged with a working gas that provides a flow that transports the vapor stream. The flow of the working gas is modified with a physical object that directs the flow to achieve a desired coating on the substrate.Type: ApplicationFiled: April 11, 2011Publication date: October 11, 2012Applicant: UNITED TECHNOLOGIES CORPORATIONInventors: Michael D. Greenberg, Benjamin J. Zimmerman
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Patent number: 7975354Abstract: A bladed disk assembly device includes a horizontal arm and a fixed vertical pivot bar that is perpendicularly attached to a first end of the horizontal rotating arm via a sliding coupling mechanism. A vibratory impact device is attached to a second end of the horizontal rotating arm and generates a vibrating motion via a power source. An impact shoe is attached to the vibratory impact device and drives a blade into a disk slot.Type: GrantFiled: February 8, 2007Date of Patent: July 12, 2011Assignee: United Technologies CorporationInventors: Michael D. Greenberg, Keith E. Charette
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Patent number: 7901180Abstract: The ends of cooling air passages in turbine blades and/or vanes of a gas turbine engine are provided with turbulation promoters to enhance the cooling of such structures as inner and outer shrouds and the like to accommodate thermal loads thereon.Type: GrantFiled: May 7, 2007Date of Patent: March 8, 2011Assignee: United Technologies CorporationInventors: William Abdel-Messeh, Andrew J. Lutz, Douglas E. Duke, Jose A. Lopes, Aaron T. Frost, Kevin J. Pallos, Kenneth J. Sawyer, Eric Herbst, Michael D. Greenberg, Ricardo Trindade