Patents by Inventor Mario Boisvert
Mario Boisvert 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: 11187321Abstract: A control system includes a variable displacement hydraulic pump, the pump having an inlet for receiving fluid, an outlet for discharging fluid under pressure, and a pump displacement input, a hydraulic motor having an inlet and an outlet, a fluid circuit including a supply conduit for conducting fluid discharged by the pump to the motor and a return conduit for returning fluid discharged by the motor to the pump, a pump displacement control cooperating with the pump displacement input in order to vary a displacement of the pump, a control circuit in communication with the pump displacement control for controlling the pump output such that the motor is driven at a constant rotational speed, and a system controller in communication with the control circuit and a remote location to transmit and receive information to and from the remote location.Type: GrantFiled: December 3, 2019Date of Patent: November 30, 2021Assignee: UUSI, LLCInventors: Curtis M. Lizotte, Mario Boisvert, Richard Felicioni
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Publication number: 20200123739Abstract: A control system includes a variable displacement hydraulic pump, the pump having an inlet for receiving fluid, an outlet for discharging fluid under pressure, and a pump displacement input, a hydraulic motor having an inlet and an outlet, a fluid circuit including a supply conduit for conducting fluid discharged by the pump to the motor and a return conduit for returning fluid discharged by the motor to the pump, a pump displacement control cooperating with the pump displacement input in order to vary a displacement of the pump, a control circuit in communication with the pump displacement control for controlling the pump output such that the motor is driven at a constant rotational speed, and a system controller in communication with the control circuit and a remote location to transmit and receive information to and from the remote location.Type: ApplicationFiled: December 3, 2019Publication date: April 23, 2020Inventors: Curtis M. Lizotte, Mario Boisvert, Richard Felicioni
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Patent number: 10495220Abstract: A hydraulic control system includes a variable displacement hydraulic pump, the pump having an inlet for receiving fluid, an outlet for discharging fluid under pressure, and a pump displacement input, a hydraulic motor having an inlet and an outlet a fluid circuit including a supply conduit for conducting fluid discharged by the pump to the motor and a return conduit for returning fluid discharged by the motor to the pump, a pump displacement control cooperating with the pump displacement input in order to vary a displacement of the pump, a control circuit in communication with the pump displacement control for controlling the pump output such that the motor is driven at a constant rotational speed and at least two valves controlling a rotational speed of the motor, wherein one of the valves provides coarser flow control resolution and another of the valves provides finer flow control resolution.Type: GrantFiled: February 9, 2015Date of Patent: December 3, 2019Assignee: UUSI, LLCInventors: Mario Boisvert, Curtis Lizotte, Scott Jones, John Washeleski, Gary Terrill
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Publication number: 20160230785Abstract: A hydraulic control system includes a variable displacement hydraulic pump drivably connectable to a primary power source, the pump having an inlet for receiving fluid, an outlet for discharging fluid under pressure, and a pump displacement input, a hydraulic motor having an inlet for receiving fluid under pressure and an outlet for discharging spent fluid, the motor being drivably connectable to an auxiliary power source, a fluid circuit including a supply conduit for conducting fluid discharged by the pump to the motor and a return conduit for returning fluid discharged by the motor to the pump, a pump displacement control cooperating with the pump displacement input in order to vary a displacement of the pump, a control circuit in communication with the pump displacement control for controlling the pump output such that the motor is driven at a constant rotational speed to thereby drive the auxiliary power source at a constant rotational speed despite fluctuations in rotational speed of the primary power sType: ApplicationFiled: February 9, 2015Publication date: August 11, 2016Inventors: Mario Boisvert, Curtis Lizotte, Scott Jones, John Washeleski, Gary Terrill
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Patent number: 9030144Abstract: Disclosed is an improved system and method for sensing both hard and soft obstructions for a movable panel such as a sunroof. A dual detection scheme is employing that includes an optical sensing as the primary means and electronic sensing of motor current as a secondary means. The secondary means utilizes system empirical precharacterization, fast processing algorithms, motor parameter monitoring including both current sensing and sensorless electronic motor current commutation pulse sensing, and controller memory, to adaptively modify electronic obstacle detection thresholds in real time without the use of templates and cycle averaging techniques.Type: GrantFiled: July 6, 2012Date of Patent: May 12, 2015Assignee: UUSI, LLCInventors: Mario Boisvert, Randall Perrin, John Washeleski
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Publication number: 20140144597Abstract: A protective barrier, the protective barrier comprising: a substantially elongated beam; a beam support for supporting the beam and allowing longitudinal movements of the beam relative thereto; and a protective element mounted to the beam and configurable between a protective element extended configuration and a protective element retracted configuration, wherein the protective element extends along a larger portion of the beam in the protective element extended configuration than in the protective element retracted configuration.Type: ApplicationFiled: May 31, 2013Publication date: May 29, 2014Inventors: Robert Collard, Mario Boisvert
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Publication number: 20120285086Abstract: Disclosed is an improved system and method for sensing both hard and soft obstructions for a movable panel such as a sunroof. A dual detection scheme is employing that includes an optical sensing as the primary means and electronic sensing of motor current as a secondary means. The secondary means utilizes system empirical precharacterization, fast processing algorithms, motor parameter monitoring including both current sensing and sensorless electronic motor current commutation pulse sensing, and controller memory, to adaptively modify electronic obstacle detection thresholds in real time without the use of templates and cycle averaging techniques.Type: ApplicationFiled: July 6, 2012Publication date: November 15, 2012Applicant: Nartron CorporationInventors: Mario Boisvert, Randall Perrin, John Washeleski
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Patent number: 8217612Abstract: Disclosed is an improved system and method for sensing both hard and soft obstructions for a movable panel such as a sunroof. A dual detection scheme is employing that includes an optical sensing as the primary means and electronic sensing of motor current as a secondary means. The secondary means utilizes system empirical precharacterization, fast processing algorithms, motor parameter monitoring including both current sensing and sensorless electronic motor current commutation pulse sensing, and controller memory, to adaptively modify electronic obstacle detection thresholds in real time without the use of templates and cycle averaging techniques.Type: GrantFiled: January 28, 2009Date of Patent: July 10, 2012Assignee: Uusi, LLCInventors: Mario Boisvert, Randall Perrin, John Washeleski
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Publication number: 20090272035Abstract: Disclosed is an improved system and method for sensing both hard and soft obstructions for a movable panel such as a sunroof. A dual detection scheme is employing that includes an optical sensing as the primary means and electronic sensing of motor current as a secondary means. The secondary means utilizes system empirical precharacterization, fast processing algorithms, motor parameter monitoring including both current sensing and sensorless electronic motor current commutation pulse sensing, and controller memory, to adaptively modify electronic obstacle detection thresholds in real time without the use of templates and cycle averaging techniques.Type: ApplicationFiled: January 28, 2009Publication date: November 5, 2009Applicant: Nartron CorporationInventors: Mario Boisvert, Randall Perrin, John Washeleski
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Patent number: 7579802Abstract: Disclosed is an improved system and method for sensing both hard and soft obstructions for a movable panel such as a sunroof. A dual detection scheme is employing that includes an optical sensing as the primary means and electronic sensing of motor current as a secondary means. The secondary means utilizes system empirical precharacterization, fast processing algorithms, motor parameter monitoring including both current sensing and sensorless electronic motor current commutation pulse sensing, and controller memory, to adaptively modify electronic obstacle detection thresholds in real time without the use of templates and cycle averaging techniques.Type: GrantFiled: January 27, 2004Date of Patent: August 25, 2009Assignee: Nartron CorporationInventors: Mario Boisvert, Randall Perrin, John Washeleski
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Patent number: 7548037Abstract: Disclosed is an improved system and method for sensing both hard and soft obstructions for a movable panel such as a sunroof. A dual detection scheme is employing that includes an optical sensing as the primary means and electronic sensing of motor current as a secondary means. The secondary means utilizes system empirical precharacterization, fast processing algorithms, motor parameter monitoring including both current sensing and sensorless electronic motor current commutation pulse sensing, and controller memory, to adaptively modify electronic obstacle detection thresholds in real time without the use of templates and cycle averaging techniques.Type: GrantFiled: March 18, 2002Date of Patent: June 16, 2009Assignee: Nartron CorporationInventors: Mario Boisvert, Randall Perrin, John Washeleski
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Publication number: 20060156916Abstract: Electronic control for a hydraulic system driving an auxiliary power source is provided, with specific application as a system for controlling the operation of a hydraulically driven AC generator. The system may includes a hydraulic pump, a hydraulic motor drivably connected to the generator, a fluid circuit for circulating fluid from the pump to the motor and back. The fluid circuit may contain a bypass conduit to bypass the motor. The system also includes a proportional servo control valve assembly for controlling the fluid circuits and a control circuit for controlling the proportional control valve assembly. The control system can be capable of controlling the flow of hydraulic fluid to the motor powering the electrical or mechanical system. Sensors for measuring the operating parameters of the system and an operator interface module can influence the operation of the system.Type: ApplicationFiled: January 17, 2006Publication date: July 20, 2006Applicant: NARTRON CORPORATIONInventors: Mario Boisvert, Randall Perrin, Marvin Puska, John Mitchell
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Publication number: 20040183493Abstract: Disclosed is an improved system and method for sensing both hard and soft obstructions for a movable panel such as a sunroof. A dual detection scheme is employing that includes an optical sensing as the primary means and electronic sensing of motor current as a secondary means. The secondary means utilizes system empirical precharacterization, fast processing algorithms, motor parameter monitoring including both current sensing and sensorless electronic motor current commutation pulse sensing, and controller memory, to adaptively modify electronic obstacle detection thresholds in real time without the use of templates and cycle averaging techniques.Type: ApplicationFiled: January 27, 2004Publication date: September 23, 2004Applicant: Nartron CorporationInventors: Mario Boisvert, Randall Perrin
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Patent number: 6548979Abstract: Disclosed is an improved system and method for sensing both hard and soft obstructions for a movable panel such as a sunroof. A dual detection scheme is employing that includes an optical sensing as the primary means and electronic sensing of motor current as a secondary means. The secondary means utilizes system empirical precharacterization, fast processing algorithms, motor parameter monitoring including both current sensing and sensorless electronic motor current commutation pulse sensing, and controller memory, to adaptively modify electronic obstacle detection thresholds in real time without the use of templates and cycle averaging techniques.Type: GrantFiled: February 7, 2002Date of Patent: April 15, 2003Assignee: Nartron CorporationInventors: Mario Boisvert, Randall Perrin
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Publication number: 20020121872Abstract: Disclosed is an improved system and method for sensing both hard and soft obstructions for a movable panel such as a sunroof. A dual detection scheme is employing that includes an optical sensing as the primary means and electronic sensing of motor current as a secondary means. The secondary means utilizes system empirical precharacterization, fast processing algorithms, motor parameter monitoring including both current sensing and sensorless electronic motor current commutation pulse sensing, and controller memory, to adaptively modify electronic obstacle detection thresholds in real time without the use of templates and cycle averaging techniques.Type: ApplicationFiled: February 7, 2002Publication date: September 5, 2002Applicant: Nartron CorporationInventors: Mario Boisvert, Randall Perrin
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Publication number: 20020101210Abstract: Disclosed is an improved system and method for sensing both hard and soft obstructions for a movable panel such as a sunroof. A dual detection scheme is employing that includes an optical sensing as the primary means and electronic sensing of motor current as a secondary means. The secondary means utilizes system empirical precharacterization, fast processing algorithms, motor parameter monitoring including both current sensing and sensorless electronic motor current commutation pulse sensing, and controller memory, to adaptively modify electronic obstacle detection thresholds in real time without the use of templates and cycle averaging techniques.Type: ApplicationFiled: March 18, 2002Publication date: August 1, 2002Applicant: Nartron CorporationInventors: Mario Boisvert, Randall Perrin
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Patent number: 6404158Abstract: Disclosed is an improved system and method for sensing both hard and soft obstructions for a movable panel such as a sunroof. A dual detection scheme is employing that includes an optical sensing as the primary means and electronic sensing of motor current as a secondary means. The secondary means utilizes system empirical precharacterization, fast processing algorithms, motor parameter monitoring including both current sensing and sensorless electronic motor current commutation pulse sensing, and controller memory, to adaptively modify electronic obstacle detection thresholds in real time without the use of templates and cycle averaging techniques.Type: GrantFiled: May 1, 2000Date of Patent: June 11, 2002Assignee: Nartron CorporationInventors: Mario Boisvert, Randall Perrin
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Patent number: 6148258Abstract: An integrated electronic starting control system module for diesel engines which provides unique packaging with integration of a multiplicity of features previously unavailable or available only in separate control modules. Integrated into one modular device are improved glow plug and starting system control, monitoring, protection, and diagnostic features.Type: GrantFiled: May 12, 1998Date of Patent: November 14, 2000Assignee: Nartron CorporationInventors: Mario Boisvert, David W. Shank, Timothy J. Rigling, Ronald L. Ballast
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Patent number: 6009369Abstract: An electronic control system and a device is disclosed proving improved control and diagnostics of glow plugs as are typically energized in diesel engines prior to and during cold start and also during engine warmup, especially for motor vehicles under human operator control.Type: GrantFiled: September 16, 1997Date of Patent: December 28, 1999Assignee: Nartron CorporationInventors: Mario Boisvert, David W. Shank
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Patent number: 5952801Abstract: A controller for energizing a power window or panel such as a power sunroof. The disclosed controller senses both hard and soft obstructions and de-activates a motor that moves the sunroof when an obstruction is detected. The controller senses obstructions by maintaining data relating to motor operation in three different memory buffers that are periodically updating upon receipt of pulses that are related to motor speed.Type: GrantFiled: February 5, 1997Date of Patent: September 14, 1999Assignee: Nartron CorporationInventors: Mario Boisvert, Michel Catudal