Patents by Inventor Naison E. Mastrocola
Naison E. Mastrocola 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: 11001372Abstract: An actuation assembly includes a drive mechanism that has an array of magnetic members moveable along an axis, and a gear train that has an input and an output. The drive mechanism causes the input to move in response to generating an electromagnetic field that interacts with at least one of the array of magnetic members.Type: GrantFiled: August 28, 2017Date of Patent: May 11, 2021Assignee: HAMILTON SUNDSTRAND CORPORATIONInventors: Naison E. Mastrocola, Rirchard A. Poisson
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Patent number: 11001238Abstract: A braking system including a brake actuator, a control valve, a control assembly, and at least one pressure sensor. The control valve is disposed to direct hydraulic fluid to the brake actuator at a rate corresponding to a magnitude of a control signal. The control assembly includes a mixed-mode control system. The at least one pressure sensor is configured to measure a pressure of the hydraulic fluid to the brake actuator. The control assembly is configured to determine a position of the brake actuator. The mixed-mode control system is configured to determine a position command and a pressure command. The mixed-mode control system is configured to adjust the magnitude of the control signal based on at least one of the position command and the pressure command so as to reposition the brake actuator from a first position to a second position.Type: GrantFiled: September 28, 2018Date of Patent: May 11, 2021Assignee: Goodrich CorporationInventors: Naison E. Mastrocola, Tyler Arsenault
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Patent number: 10995804Abstract: An example electromagnetic actuator includes a drive shaft, a motor operable to rotate the drive shaft, and a load shaft coupled to an armature body. A clutch is operable to control whether the drive shaft engages the load shaft. A rotatable portion of the clutch corotates with the drive shaft and includes a field winding and a clutch body. A stationary portion of the clutch includes an exciter winding that is inductively coupled to the rotatable portion and is operable to energize the field winding. The field winding is operable, when energized, to provide a magnetic field that causes engagement or disengagement between the clutch body and an armature body. A method of operating an electromagnetic actuator is also disclosed.Type: GrantFiled: April 26, 2018Date of Patent: May 4, 2021Assignee: HAMILTON SUNDSTRAND CORPORATIONInventor: Naison E. Mastrocola
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Publication number: 20210102517Abstract: A fuel system for an engine including a first flow line, an electrically driven startup pump in fluid communication with the first flow line to provide a startup flow, a main flow line, a main pump in fluid communication with the main flow line to provide a main flow, and a switching valve connected to the first flow line and the main flow line, the switching valve configured to select between the first flow line and the main flow line to output either the startup flow or the main flow.Type: ApplicationFiled: October 4, 2019Publication date: April 8, 2021Inventors: Ryan Susca, Charles E. Reuter, Naison E. Mastrocola, Jesse C. Peters, Gary L. Miles, Robert A. Bayles, Adrian L. Stoicescu
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Publication number: 20210102634Abstract: A heat exchanger is configured to adjust a flow restriction of flow passages through the heat exchanger in response to changes in temperature of elements that define at least a portion of the flow passages. The elements include a first material having a first coefficient of thermal expansion, and a second material having a second coefficient of thermal expansion that is different from the first coefficient of thermal expansion.Type: ApplicationFiled: October 4, 2019Publication date: April 8, 2021Inventors: Naison E. Mastrocola, William E. Villano
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Publication number: 20210104932Abstract: An electromechanical actuation motor includes a main housing, a series of stator windings, and a first circumferential row of fins. The series of stator windings is disposed inside of the main housing. The first circumferential row of fins is connected to and extends radially from an outer surface of the main housing. The main housing and the first circumferential row of fins are formed as a single piece of material via layer-by-layer additive manufacturing. Each fin of the first circumferential row of fins includes a first portion and a second portion. The first portion is integrally formed with and attached to the outer surface of the main housing at a first end of the first portion. The second potion is attached to and integrally formed with a second end of the first portion. The first portion intersects the second portion to form a T-shape.Type: ApplicationFiled: October 4, 2019Publication date: April 8, 2021Inventors: Naison E. Mastrocola, Debabrata Pal
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Patent number: 10962014Abstract: A pump assembly is provided. The pump assembly includes a stator assembly and a piston assembly. The stator assembly includes a rotary winding and a linear winding. The piston assembly is positioned within the stator assembly. The piston assembly translates along a lengthwise axis of the stator assembly and rotates about the lengthwise axis of the stator assembly to create a pumping action.Type: GrantFiled: January 19, 2018Date of Patent: March 30, 2021Assignee: HAMILTON SUNDSTRAND CORPORATIONInventor: Naison E. Mastrocola
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Patent number: 10933849Abstract: An antiskid controller for controlling braking operation of a wheel of a vehicle based on an output signal provided by a wheel speed sensor coupled to the wheel may comprise a delay toggle, a switch logic for switching between an initial rate and a running rate, and a linear control used for calculating an antiskid correction signal, wherein the linear control receives one of the initial rate and the running rate, depending on a state of the switch logic. The linear control receives the initial rate upon initialization of the antiskid controller. The linear control receives the running rate after a predetermined duration or after the linear control has converged on a desired solution.Type: GrantFiled: December 18, 2018Date of Patent: March 2, 2021Assignee: Goodrich CorporationInventors: Tyler Arsenault, Naison E Mastrocola
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Patent number: 10913435Abstract: A braking system includes a brake actuator, a control valve, a control assembly, at least one pressure sensor, and at least one flow sensor. The control valve is disposed to direct hydraulic fluid to the brake actuator at a rate corresponding to a magnitude of a control signal. The at least one flow sensor and the at least one pressure sensor, in communication with the control assembly, are disposed between the control valve and the brake actuator and configured to measure a respective flow rate and pressure of the hydraulic fluid to the brake actuator. The control assembly is configured to ramp the control signal from a first signal level to a second signal level at a predetermined rate of change. The control assembly is configured to determine a flow-based position of the brake actuator based on the flow rate.Type: GrantFiled: September 28, 2018Date of Patent: February 9, 2021Assignee: Goodrich CorporationInventors: Naison E. Mastrocola, Tyler Arsenault
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Patent number: 10770994Abstract: An actuator assembly includes an electric motor including a rotor assembly and a stator assembly configured to be actuated to cause the rotor assembly to rotate based on an amount of magnetic flux in the rotor assembly is disclosed. The assembly also includes a controllable magnetic device coupled to the rotor assembly, an actuator coupled to the rotor assembly; and a controller configured to apply electric current to the controllable magnetic device to adjust an amount of torque provided by the electric motor by adjusting the magnetic flux in the rotor assembly.Type: GrantFiled: January 14, 2019Date of Patent: September 8, 2020Assignee: HAMILTON SUNSTRAND CORPORATIONInventors: Richard A. Poisson, Naison E. Mastrocola
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Patent number: 10744985Abstract: An electro-hydrostatic brake system includes a motor controller configured to receive a brake command, a motor in electronic control communication with the motor controller, and a pump mechanically coupled to the motor. In various embodiments, the electro-hydrostatic brake system further includes a hydraulic tank fluidly coupled in fluid providing communication with the pump, a hydraulic pressure rail fluidly coupled in fluid receiving communication with the pump, and a brake actuator in fluid communication with the hydraulic pressure rail and configured to exert a braking force on a wheel, wherein the braking force is directly modulated by the motor and/or the pump.Type: GrantFiled: April 19, 2018Date of Patent: August 18, 2020Assignee: GOODRICH CORPORATIONInventors: Naison E Mastrocola, Michael Abbott, Tyler Arsenault
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Patent number: 10742078Abstract: An electric motor assembly includes a primary electric motor including a primary rotor assembly and a primary stator assembly configured to be actuated to cause the primary rotor assembly to rotate based on an amount of magnetic flux in the rotor assembly. The assembly also includes a secondary electric motor including a secondary rotor assembly and a secondary stator assembly and a controllable magnetic device coupled to at least one of the primary rotor assembly and the secondary rotor assembly. The assembly also includes a controller configured to actuate the secondary electric motor based on a failure of the primary electric motor, and apply electric current to the controllable magnetic device to reduce back electromotive force (BEMF) caused by rotation of the primary rotor assembly during actuation of the secondary electric motor.Type: GrantFiled: October 26, 2017Date of Patent: August 11, 2020Assignee: HAMILTON SUNSTRAND CORPORATIONInventors: Naison E. Mastrocola, Richard A. Poisson
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Publication number: 20200198799Abstract: A fuel system for an aircraft can include one or more airframe fuel lines configured to transfer fuel from one or more fuel tanks to an engine, one or more engine fuel pumps in fluid communication with the one or more airframe fuel lines and configured to pressurize fuel from a main stage boost pressure to a combustor pressure to be injected into a combustor of an engine, one or more airframe fuel pumps configured to pressurize fuel within the one or more airframe fuel lines to the main stage boost pressure used by the engine fuel pump. For example, the main stage boost pressure can be about 250 psi.Type: ApplicationFiled: December 19, 2018Publication date: June 25, 2020Inventors: Naison E. Mastrocola, John M. Kassel
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Patent number: 10647306Abstract: A method for measurement of contact maintaining control valve current for a hydraulic actuator may comprise sending, by a brake controller, a current signal to an electromechanical valve assembly, receiving, by the brake controller, a pressure feedback signal, increasing, by the brake controller, a value of the current signal, and determining, by the brake controller, a contact current value based upon the pressure feedback signal.Type: GrantFiled: April 23, 2018Date of Patent: May 12, 2020Assignee: Goodrich CorporationInventors: Tyler Arsenault, Naison E Mastrocola
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Publication number: 20200130661Abstract: An antiskid controller for controlling braking operation of a wheel of a vehicle based on an output signal provided by a wheel speed sensor coupled to the wheel may comprise a delay toggle, a switch logic for switching between an initial rate and a running rate, and a linear control used for calculating an antiskid correction signal, wherein the linear control receives one of the initial rate and the running rate, depending on a state of the switch logic. The linear control receives the initial rate upon initialization of the antiskid controller. The linear control receives the running rate after a predetermined duration or after the linear control has converged on a desired solution.Type: ApplicationFiled: December 18, 2018Publication date: April 30, 2020Applicant: GOODRICH CORPORATIONInventors: Tyler Arsenault, Naison E. Mastrocola
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Publication number: 20200101951Abstract: A braking system includes a brake actuator, a control valve, a control assembly, at least one pressure sensor, and at least one flow sensor. The control valve is disposed to direct hydraulic fluid to the brake actuator at a rate corresponding to a magnitude of a control signal. The at least one flow sensor and the at least one pressure sensor, in communication with the control assembly, are disposed between the control valve and the brake actuator and configured to measure a respective flow rate and pressure of the hydraulic fluid to the brake actuator. The control assembly is configured to ramp the control signal from a first signal level to a second signal level at a predetermined rate of change. The control assembly is configured to determine a flow-based position of the brake actuator based on the flow rate.Type: ApplicationFiled: September 28, 2018Publication date: April 2, 2020Inventors: Naison E. Mastrocola, Tyler Arsenault
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Publication number: 20200101952Abstract: A braking system including a brake actuator, a control valve, a control assembly, and at least one pressure sensor. The control valve is disposed to direct hydraulic fluid to the brake actuator at a rate corresponding to a magnitude of a control signal. The control assembly includes a mixed-mode control system. The at least one pressure sensor is configured to measure a pressure of the hydraulic fluid to the brake actuator. The control assembly is configured to determine a position of the brake actuator. The mixed-mode control system is configured to determine a position command and a pressure command. The mixed-mode control system is configured to adjust the magnitude of the control signal based on at least one of the position command and the pressure command so as to reposition the brake actuator from a first position to a second position.Type: ApplicationFiled: September 28, 2018Publication date: April 2, 2020Inventors: Naison E. Mastrocola, Tyler Arsenault
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Patent number: 10526971Abstract: An integrated fuel and environmental control system is provided and includes a first heat exchanger in which fuel and oil thermally communicate and a second heat exchanger disposable in a super-cooled fluid flow. The second heat exchanger is receptive of at least one of the fuel and oil from the first heat exchanger whereby the at least one of the fuel and oil thermally communicate with the super-cooled fluid flow. The second heat exchanger is also receptive of a second fluid whereby the second fluid thermally communicates with the super-cooled fluid flow downstream from the thermal communication of the super-cooled fluid flow with the at least one of the fuel and oil.Type: GrantFiled: May 2, 2018Date of Patent: January 7, 2020Assignee: HAMILTON SUNDSTRAND CORPORATIONInventors: Naison E. Mastrocola, Matthew Pess
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Patent number: 10493963Abstract: A hydraulic brake control system for controlling braking action applied to a wheel includes a brake control unit (BCU) that receives a command signal, a hydraulic actuator that communicates with the BCU through a control valve and a hydraulic power source, the hydraulic actuator also communicating with a position sensor and a pressure sensor, and a wheel assembly configured for operating with the hydraulic actuator to apply a braking torque to a component of the wheel assembly as a result of hydraulic power provided from the hydraulic power source through the control valve to the hydraulic actuator, wherein the BCU is configured to operate the hydraulic brake control system in a position mode and in a pressure mode.Type: GrantFiled: April 24, 2018Date of Patent: December 3, 2019Assignee: GOODRICH CORPORATIONInventors: Tyler Arsenault, Naison E Mastrocola
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Publication number: 20190338706Abstract: An integrated fuel and environmental control system is provided and includes a first heat exchanger in which fuel and oil thermally communicate and a second heat exchanger disposable in a super-cooled fluid flow. The second heat exchanger is receptive of at least one of the fuel and oil from the first heat exchanger whereby the at least one of the fuel and oil thermally communicate with the super-cooled fluid flow. The second heat exchanger is also receptive of a second fluid whereby the second fluid thermally communicates with the super-cooled fluid flow downstream from the thermal communication of the super-cooled fluid flow with the at least one of the fuel and oil.Type: ApplicationFiled: May 2, 2018Publication date: November 7, 2019Inventors: Naison E. Mastrocola, Matthew Pess