Patents by Inventor Sharad Pundlik Patil
Sharad Pundlik Patil 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: 11959421Abstract: An air turbine starter with a housing; a turbine member located within the housing; a drive shaft operably coupled to the turbine member, and having an interior portion. The air turbine starter output shaft extending between a first end and a second end, the output shaft movable between a first position, where the first end is coupled to the engine, and a second position, where the second end is retained within the interior portion and the first end is uncoupled from the engine. A decoupler assembly is included for decoupling the output shaft from the engine.Type: GrantFiled: August 16, 2022Date of Patent: April 16, 2024Assignee: Unison Industries, LLCInventors: Narendra Dev Mahadevaiah, Sharad Pundlik Patil, Pallavi Tripathi, Subrata Nayak, Milind Chandrakant Dhabade, Shiloh Montegomery Meyers, David Allan Dranschak
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Patent number: 11933227Abstract: An air starter for an engine, such as a turbine engine, that includes a turbine for rotatably extracting mechanical power from a flow of fluid. The turbine includes a drive shaft that can be coupled to an output shaft to provide a rotational output. The interface between the drive shaft and the output shaft can be offset and include piloted portions.Type: GrantFiled: March 31, 2023Date of Patent: March 19, 2024Assignee: Unison Industries, LLCInventors: Sharad Pundlik Patil, Subrata Nayak, David Allan Dranschak, Shiloh Montegomery Meyers, Bajarang Agrawal, Jasraj Asdev, Ravindra Shankar Ganiger
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Publication number: 20240052890Abstract: An air turbine starter (ATS) for starting an engine, having a stator including a housing having an inlet, an outlet, and a flow path extending between the inlet and the outlet and a rotor including a turbine member defining a rotating axis and having a set of blades at least partially disposed within the flow path. The ATS further including a bearing support structure disposed between the rotor and the stator comprising a first bearing support having a first stiffness (K1) and a second bearing support having a second stiffness (K2).Type: ApplicationFiled: December 21, 2022Publication date: February 15, 2024Inventors: Pallavi Tripathi, Subrata Nayak, Ramana Reddy Kollam, Sharad Pundlik Patil, Milind Chandrakant Dhabade, Narendra Dev Mahadevaiah, Ravindra Shankar Ganiger
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Publication number: 20240018909Abstract: An air turbine starter (ATS) for a gas turbine engine having an accessory gear box (AGB) with a lubricant reservoir, the air turbine starter comprising a housing at least partially defining a working air flow path; a turbine section comprising a turbine having an output shaft and a plurality of blades circumferential spaced about the output shaft and at least partially extending into the working air flow path; a drive section having a drive shaft operably coupled to the output shaft to engage the AGB; and a lubrication recirculation circuit fluidly coupled to the lubricant reservoir.Type: ApplicationFiled: September 16, 2022Publication date: January 18, 2024Inventors: Narendra Dev Mahadevaiah, Sharad Pundlik Patil, Subrata Nayak, Milind Chandrakant Dhabade, Shiloh Montegomery Meyers, David Allan Dranschak
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Publication number: 20230374943Abstract: An air turbine starter with a housing; a turbine member located within the housing; a drive shaft operably coupled to the turbine member, and having an interior portion. The air turbine starter output shaft extending between a first end and a second end, the output shaft movable between a first position, where the first end is coupled to the engine, and a second position, where the second end is retained within the interior portion and the first end is uncoupled from the engine. A decoupler assembly is included for decoupling the output shaft from the engine.Type: ApplicationFiled: August 16, 2022Publication date: November 23, 2023Inventors: Narendra Dev Mahadevaiah, Sharad Pundlik Patil, Pallavi Tripathi, Subrata Nayak, Milind Chandrakant Dhabade, Shiloh Montegomery Meyers, David Allan Dranschak
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Publication number: 20230235704Abstract: An air starter for an engine, such as a turbine engine, that includes a turbine for rotatably extracting mechanical power from a flow of fluid. The turbine includes a drive shaft that can be coupled to an output shaft to provide a rotational output. The interface between the drive shaft and the output shaft can be offset and include piloted portions.Type: ApplicationFiled: March 31, 2023Publication date: July 27, 2023Inventors: Sharad Pundlik Patil, Subrata Nayak, David Allan Dranschak, Shiloh Montegomery Meyers, Bajarang Agrawal, Jasraj Asdev, Ravindra Shankar Ganiger
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Publication number: 20230184173Abstract: An air turbine starter having a housing, at least one turbine member, and a containment structure. The housing having an interior surface defining an interior. The at least one turbine member rotatably mounted within the interior and having a plurality of circumferentially spaced blades. The containment band having a radially outer surface, a radially inner surface, at least one layer of metal alloy, and at least one layer of shape memory alloy.Type: ApplicationFiled: February 8, 2023Publication date: June 15, 2023Inventors: Jasraj Asdev, Subrata Nayak, David Allan Dranschak, Shiloh Montegomery Meyers, Sharad Pundlik Patil, Eliel Fresco Rodriguez
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Patent number: 11668244Abstract: An air turbine starter for starting an engine, comprising a housing defining an inlet, an outlet, and a flow path extending between the inlet and the outlet for communicating a flow of gas there through. A turbine member is journaled within the housing and disposed within the flow path for rotatably extracting mechanical power from the flow of gas and a gear train is drivingly coupled with the turbine member. A drive shaft is operably coupled with the gear train, and a decoupler is selectively coupled to the drive shaft for decoupling the air turbine starter from the engine.Type: GrantFiled: February 24, 2021Date of Patent: June 6, 2023Assignees: UNISON INDUSTRIES, LLC, GENERAL ELECTRIC COMPANYInventors: Roberto Karpik, Subrata Nayak, David Allan Danschak, Shiloh Montegomery Meyers, Sharad Pundlik Patil, Eliel Fresco Rodriguez
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Patent number: 11661862Abstract: A system and method for predicting a remaining oil life of oil in a gearbox of an air turbine starter of a vehicle. The method includes generating a temperature data, generating an environmental data set by an environmental sensor, predicting a remaining oil life based on the temperature data set and the environmental data set and scheduling a maintenance event in response to the prediction of the remaining oil life.Type: GrantFiled: May 17, 2021Date of Patent: May 30, 2023Assignee: Unison Industries, LLCInventors: Subramani Adhiachari, Prasant Bilaiya, Shiloh Montegomery Meyers, Sharad Pundlik Patil
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Patent number: 11624324Abstract: An air starter for an engine, such as a turbine engine, that includes a turbine for rotatably extracting mechanical power from a flow of fluid. The turbine includes a drive shaft that can be coupled to an output shaft to provide a rotational output. The interface between the drive shaft and the output shaft can be offset.Type: GrantFiled: July 13, 2021Date of Patent: April 11, 2023Assignee: Unison Industries, LLCInventors: Sharad Pundlik Patil, Subrata Nayak, David Allan Dranschak, Shiloh Montegomery Meyers, Bajarang Agrawal, Jasraj Asdev, Ravindra Shankar Ganiger
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Patent number: 11549442Abstract: An air turbine starter for starting an engine, comprising a housing having an interior surface defining an interior, at least one turbine member rotatably mounted within the interior about a rotational axis, and having a plurality of circumferentially spaced blades, and a containment structure radially overlying and circumferentially surrounding at least a portion of the at least one turbine member.Type: GrantFiled: March 19, 2021Date of Patent: January 10, 2023Assignee: Unison Industries, LLCInventors: Jasraj Asdev, Subrata Nayak, David Allan Dranschak, Marc David Zinger, Shiloh Montegomery Meyers, Pallavi Tripathi, Sharad Pundlik Patil
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Patent number: 11549395Abstract: An air turbine starter that includes a turbine member for rotatably extracting mechanical power from a flow of fluid, where the turbine member is coupled to a drive shaft to provide a rotational output. The air turbine starter further includes a foil-air bearing assembly and a thrust bearing that rotatably support the drive shaft.Type: GrantFiled: August 31, 2021Date of Patent: January 10, 2023Assignee: Unison Industries, LLCInventors: Subrata Nayak, David Raju Yamarthi, David Allan Dranschak, Shiloh Montegomery Meyers, Pallavi Tripathi, Jasraj Asdev, Sharad Pundlik Patil, Eliel Fresco Rodriguez
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Patent number: 11512646Abstract: An air starter for starting a turbine engine that includes a housing, a turbine, an output shaft, and at least one bearing. The housing can define an interior where the turbine couples to the output shaft. A primary air flow path extends through the housing where air from the turbine can be exhausted through a primary outlet or a cooling outlet.Type: GrantFiled: December 23, 2019Date of Patent: November 29, 2022Assignee: Unison Industries, LLCInventors: Shiloh Montegomery Meyers, Subrata Nayak, Pradeep Hemant Sangli, David Allan Dranschak, Santosh Kumar Prasad, Marc David Zinger, Sharad Pundlik Patil, Harsha Sanjeewa Bulathsinghalage, Sumathi P
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Publication number: 20220042422Abstract: An air turbine starter that includes a turbine member for rotatably extracting mechanical power from a flow of fluid, where the turbine member is coupled to a drive shaft to provide a rotational output. The air turbine starter further includes a foil-air bearing assembly and a thrust bearing that rotatably support the drive shaft.Type: ApplicationFiled: August 31, 2021Publication date: February 10, 2022Inventors: Subrata Nayak, David Raju Yamarthi, David Allan Dranschak, Shiloh Montegomery Meyers, Pallavi Tripathi, Jasraj Asdev, Sharad Pundlik Patil, Eliel Fresco Rodriguez
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Publication number: 20220018288Abstract: An air starter for an engine, such as a turbine engine, that includes a turbine for rotatably extracting mechanical power from a flow of fluid. The turbine includes a drive shaft that can be coupled to an output shaft to provide a rotational output. The interface between the drive shaft and the output shaft can be offset.Type: ApplicationFiled: July 13, 2021Publication date: January 20, 2022Inventors: Sharad Pundlik Patil, Subrata Nayak, David Allan Dranschak, Shiloh Montegomery Meyers, Bajarang Agrawal, Jasraj Asdev, Ravindra Shankar Ganiger
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Publication number: 20210388736Abstract: A system and method for predicting a remaining oil life of oil in a gearbox of an air turbine starter of a vehicle. The method includes generating a temperature data, generating an environmental data set by an environmental sensor, predicting a remaining oil life based on the temperature data set and the environmental data set and scheduling a maintenance event in response to the prediction of the remaining oil life.Type: ApplicationFiled: May 17, 2021Publication date: December 16, 2021Inventors: Subramani Adhiachari, Prasant Bilaiya, Shiloh Montegomery Meyers, Sharad Pundlik Patil
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Publication number: 20210372328Abstract: An air turbine starter for starting an engine, comprising a housing having an interior surface defining an interior, at least one turbine member rotatably mounted within the interior about a rotational axis, and having a plurality of circumferentially spaced blades, and a containment structure radially overlying and circumferentially surrounding at least a portion of the at least one turbine member.Type: ApplicationFiled: March 19, 2021Publication date: December 2, 2021Inventors: Jasraj Asdev, Subrata Nayak, David Allan Dranschak, Marc David Zinger, Shiloh Montegomery Meyers, Pallavi Tripathi, Sharad Pundlik Patil
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Publication number: 20210301727Abstract: An air turbine starter for starting an engine, comprising a housing having an interior surface defining an interior, at least one turbine member rotatably mounted within the interior about a rotational axis, and having a plurality of circumferentially spaced blades, and a containment structure circumferentially surrounding the at least one turbine member having a thickness that extends between the radially outer surface and the radially inner surfaceType: ApplicationFiled: March 19, 2021Publication date: September 30, 2021Inventors: Jasraj Asdev, Subrata Nayak, David Allan Dranschak, Shiloh Montegomery Meyers, Sharad Pundlik Patil, Eliel Fresco Rodriguez
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Publication number: 20210301728Abstract: An air turbine starter for starting an engine, comprising a housing having an interior surface defining an interior, at least one turbine member rotatably mounted within the interior about a rotational axis, and having a plurality of circumferentially spaced blades, and a containment structure radially overlying and circumferentially surrounding the at least one turbine member extending between an outer surface and an inner surface to define a radial direction.Type: ApplicationFiled: March 19, 2021Publication date: September 30, 2021Inventors: Subrata Nayak, David Allan Dranschak, Marc David Zinger, Shiloh Montegomery Meyers, Jasraj Asdev, Sharad Pundlik Patil, Sagar Paramashivaiah, David Raju Yamarthi
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Publication number: 20210293184Abstract: An air turbine starter for starting an engine, comprising a housing defining an inlet, an outlet, and a flow path extending between the inlet and the outlet for communicating a flow of gas there through. A turbine member is journaled within the housing and disposed within the flow path for rotatably extracting mechanical power from the flow of gas and a gear train is drivingly coupled with the turbine member. A drive shaft is operably coupled with the gear train, and a decoupler is selectively coupled to the drive shaft for decoupling the air turbine starter from the engine.Type: ApplicationFiled: February 24, 2021Publication date: September 23, 2021Inventors: Roberto Karpik, Subrata Nayak, David Allan Danschak, Shiloh Montegomery Meyers, Sharad Pundlik Patil, Eliel Fresco Rodriguez