Patents by Inventor David A. Finlay
David A. Finlay 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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Publication number: 20240358217Abstract: A vision system for a mobile robot, the vision system comprising: a lens module; an illumination system comprising a plurality of light sources; and a lens module holder.Type: ApplicationFiled: July 9, 2024Publication date: October 31, 2024Inventors: Miguel LÓPEZ ESTÉVEZ, Hossein FARID GHASSEM NIA, Marco ZENTI, David Andrew RICHARDS, David Finlay WYATT
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Patent number: 12064068Abstract: A vision system for a mobile robot, the vision system including: a lens module; an illumination system including a plurality of light sources; and a lens module holder. The lens module holder is positioned around the lens module and includes a reflective surface for reflecting light emitted from the illumination system away from the lens module.Type: GrantFiled: May 8, 2019Date of Patent: August 20, 2024Assignee: Dyson Technology LimitedInventors: Miguel López Estévez, Hossein Farid Ghassem Nia, Marco Zenti, David Andrew Richards, David Finlay Wyatt
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Publication number: 20240090725Abstract: An autonomous surface cleaning apparatus includes a body including a chassis and an outer shell mounted to the chassis, a drive system carried by the body, a cleaning assembly projecting forward beyond a front surface of the outer shell, the cleaning assembly having a generally planar front surface, and a forward bumper mounted to the front surface of the cleaning assembly. The apparatus further includes a plurality of forwardmost contact sensors disposed behind the forward bumper and arranged to detect displacement of the forward bumper relative to the cleaning assembly, a first plurality of shell contact sensors each being arranged to detect longitudinal displacement of the outer shell relative, and a second plurality of shell contact sensors each being arranged to detect lateral displacement of the outer shell relative to both the chassis and the cleaning assembly.Type: ApplicationFiled: December 14, 2021Publication date: March 21, 2024Applicant: Dyson Technology LimitedInventors: James Murray ORCHARD, Christopher Hugo Molesworth BIRDWOOD, Joseph David EVANS, David Finlay WYATT
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Patent number: 11911917Abstract: A mobile robot including a vision system, the vision system including a camera and an illumination system; the illumination system including a plurality of light sources arranged to provide a level of illumination to an area surrounding the mobile robot; and a control system for controlling the illumination system. The control system adjusts the level of illumination provided by the plurality of light sources based on an image captured by the camera; an exposure time of the camera at the time the image was captured; and robot rotation information.Type: GrantFiled: May 8, 2019Date of Patent: February 27, 2024Assignee: Dyson Technology LimitedInventors: David Finlay Wyatt, David Andrew Richards, Hossein Farid Ghassem Nia, Christopher Andrew Smith
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Patent number: 11855436Abstract: An electrical wiring device including a housing assembly including a plurality of terminals at least partially disposed therein, the plurality of terminals including a HOT/LOAD terminal, a NEUTRAL terminal, a first traveler terminal, and a second traveler terminal, wherein, when in use, at least one of the terminals is connected to line hot; a first series FET and a second series FET disposed in series between the HOT/LOAD terminal and one of the first traveler terminal or the second traveler terminal; at least one of a first sensor producing a first sensor output according to current flow or a voltage at the one of the first traveler terminal or the second traveler terminal and a second sensor producing a second sensor output according to current flow through the NEUTRAL terminal or according to a voltage between the first series FET and second series FET; and a controller configured to determine to which of the plurality of terminals line hot is connected based, at least, on the first sensor output or the sType: GrantFiled: May 31, 2022Date of Patent: December 26, 2023Assignee: Pass & Seymour, Inc.Inventors: Brian Mueller, Joshua P. Haines, David A. Finlay, Sr., Gerald R. Savicki, Jr.
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Publication number: 20230045908Abstract: An electrical wiring device including a housing assembly including a plurality of terminals at least partially disposed therein, the plurality of terminals including a HOT/LOAD terminal, a NEUTRAL terminal, a first traveler terminal, and a second traveler terminal, wherein, when in use, at least one of the terminals is connected to line hot; a first series FET and a second series FET disposed in series between the HOT/LOAD terminal and one of the first traveler terminal or the second traveler terminal; at least one of a first sensor producing a first sensor output according to current flow or a voltage at the one of the first traveler terminal or the second traveler terminal and a second sensor producing a second sensor output according to current flow through the NEUTRAL terminal or according to a voltage between the first series FET and second series FET; and a controller configured to determine to which of the plurality of terminals line hot is connected based, at least, on the first sensor output or the sType: ApplicationFiled: May 31, 2022Publication date: February 16, 2023Applicant: Pass & Seymour, Inc.Inventors: Brian Mueller, Joshua P. Haines, David A. Finlay, SR., Gerald R. Savicki, JR.
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Patent number: 11349305Abstract: An electrical wiring device including a housing assembly including a plurality of terminals at least partially disposed therein, the plurality of terminals including a HOT/LOAD terminal, a NEUTRAL terminal, a first traveler terminal, and a second traveler terminal, wherein, when in use, at least one of the terminals is connected to line hot; a first series FET and a second series FET disposed in series between the HOT/LOAD terminal and one of the first traveler terminal or the second traveler terminal; at least one of a first sensor producing a first sensor output according to current flow or a voltage at the one of the first traveler terminal or the second traveler terminal and a second sensor producing a second sensor output according to current flow through the NEUTRAL terminal or according to a voltage between the first series FET and second series FET; and a controller configured to determine to which of the plurality of terminals line hot is connected based, at least, on the first sensor output or the sType: GrantFiled: April 29, 2020Date of Patent: May 31, 2022Assignee: Pass & Seymour, Inc.Inventors: Brian Mueller, Joshua P. Haines, David A. Finlay, Sr., Gerald R. Savicki, Jr.
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Publication number: 20210229289Abstract: A mobile robot including a vision system, the vision system including a camera and an illumination system; the illumination system including a plurality of light sources arranged to provide a level of illumination to an area surrounding the mobile robot; and a control system for controlling the illumination system. The control system adjusts the level of illumination provided by the plurality of light sources based on an image captured by the camera; an exposure time of the camera at the time the image was captured; and robot rotation information.Type: ApplicationFiled: May 8, 2019Publication date: July 29, 2021Applicant: Dyson Technology LimitedInventors: David Finlay WYATT, David Andrew RICHARDS, Hossein FARID GHASSEM NIA, Christopher Andrew SMITH
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Publication number: 20210228047Abstract: A vision system for a mobile robot, the vision system including: a lens module; an illumination system including a plurality of light sources; and a lens module holder. The lens module holder is positioned around the lens module and includes a reflective surface for reflecting light emitted from the illumination system away from the lens module.Type: ApplicationFiled: May 8, 2019Publication date: July 29, 2021Applicant: Dyson Technology LimitedInventors: Miguel LÓPEZ ESTÉVEZ, Hossein FARID GHASSEM NIA, Marco ZENTI, David Andrew RICHARDS, David Finlay WYATT
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Publication number: 20200343722Abstract: An electrical wiring device including a housing assembly including a plurality of terminals at least partially disposed therein, the plurality of terminals including a HOT/LOAD terminal, a NEUTRAL terminal, a first traveler terminal, and a second traveler terminal, wherein, when in use, at least one of the terminals is connected to line hot; a first series FET and a second series FET disposed in series between the HOT/LOAD terminal and one of the first traveler terminal or the second traveler terminal; at least one of a first sensor producing a first sensor output according to current flow or a voltage at the one of the first traveler terminal or the second traveler terminal and a second sensor producing a second sensor output according to current flow through the NEUTRAL terminal or according to a voltage between the first series FET and second series FET; and a controller configured to determine to which of the plurality of terminals line hot is connected based, at least, on the first sensor output or the sType: ApplicationFiled: April 29, 2020Publication date: October 29, 2020Applicant: Pass & Seymour, Inc.Inventors: Brian Mueller, Joshua P. Haines, David A. Finlay, SR., Gerald R. Savicki, JR.
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Patent number: 10012718Abstract: The present invention is directed to an electrical wiring device that includes a test circuit that is configured to generate a recurring simulated fault signal. A detection circuit is configured to generate a test detection signal in response to the recurring simulated fault signal. An end-of-life monitor circuit is configured to generate an end-of-life detection signal if the test detection signal is not generated within a first predetermined period of time. At least one indicator is configured to emit an indication signal in response to the end-of-life detection signal. A response mechanism is configured to decouple the plurality of line terminals from the plurality of load terminals after a second predetermined period of time has elapsed following the end-of-life detection signal.Type: GrantFiled: April 13, 2015Date of Patent: July 3, 2018Assignee: PASS & SEYMOUR, INC.Inventors: Bruce F. Macbeth, David A. Finlay, Sr., Jeffrey C. Richards
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Patent number: 9362077Abstract: The present invention is directed to an electrical wiring device that includes a plurality of line terminals, a plurality of feed-through load terminals, and at least one set of receptacle load terminals. A circuit interrupter assembly includes a plurality of movable interconnection members. Each movable interconnection member includes a first interconnecting contact disposed on a first side thereof and a second interconnecting contact disposed on a second side thereof. The first interconnecting contact and the second interconnecting contact are offset from one another in a direction substantially orthogonal to a direction of movement. The movable interconnection members are movable in the direction of movement between a reset position wherein the line terminals, the feed-through load terminals and the receptacle load terminals are electrically connected, and a tripped position wherein the the various terminals are electrically disconnected.Type: GrantFiled: October 29, 2012Date of Patent: June 7, 2016Assignee: PASS & SEYMOUR, INC.Inventors: David A. Finlay, Sr., Bruce F. Macbeth, Kent R. Morgan, Patrick J. Murphy, Thomas N. Packard, Jeffrey C Richards, Gerald R. Savicki, Jr., Richard Weeks
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Publication number: 20160111832Abstract: The present invention is directed to a protective device including a fault protection circuit configured to provide a fault detection stimulus in response to detecting at least one type of predetermined fault condition. A circuit interrupter is disposed on a first side of a PCB and an auxiliary switch is at least partially disposed on a second side of the at least one PCB. The auxiliary switch includes a switch throw element movably extending through an opening in the PCB between the first state and the second state, the auxiliary switch being configured to decouple at least a portion of the fault protection circuit assembly from the plurality of line terminals in the second state.Type: ApplicationFiled: December 22, 2015Publication date: April 21, 2016Applicant: Pass & Seymour, Inc.Inventors: Richard Weeks, Michael McMahon, Richard Rohmer, David Finlay, Thomas Packard
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Patent number: 9241391Abstract: The present invention is directed to an electrical wiring assembly that includes a wall plate cover, a housing portion and an electro-optical assembly coupled to a plurality of wiring terminations. The assembly includes a circuit configured to provide an output signal in response to an external input signal. The assembly also includes a plurality of lighting elements coupled to the circuit and configured to emit the plurality of light beams in response to the output signal. The electro-optical assembly further includes an ambient light sensor accessible to the ambient space via at least one of the plurality of openings. The ambient light sensor is configured to generate the at least one external input signal in response to an ambient light level in the ambient space, the ambient light sensor being substantially isolated from the plurality of light beams.Type: GrantFiled: December 10, 2014Date of Patent: January 19, 2016Assignee: Pass & Seymour, Inc.Inventors: Jeffrey C. Richards, Gary O. Wilson, David A. Finlay, Sr., Gerald R. Savicki, Jr.
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Patent number: 9226414Abstract: The present invention is directed to a protective device that includes a cover assembly having a plurality of receptacle openings, a reset button and a test button. The reset button and the test button are disposed along a first diagonal and in opposite corners of a substantially square area defined by the reset button and test button. At least one receptacle contact structure includes a portion extending across the first diagonal and at least one receptacle contact substantially aligned with one of the receptacle openings. An electromechanical apparatus is disposed in the back body within a region substantially aligned with the substantially square area. The electromechanical apparatus includes a toroidal sensor assembly coupled to an actuator coil arranged along a center axis in substantial alignment with the first diagonal, the center axis forming an acute angle relative to a side wall of the back body.Type: GrantFiled: February 7, 2013Date of Patent: December 29, 2015Assignee: Pass & Seymour, Inc.Inventors: Richard Weeks, Michael McMahon, Richard Rohmer, David Finlay, Sr., Thomas Packard
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Patent number: 9118172Abstract: The present invention is directed to a circuit interrupting device including an actuator that provides an actuator stimulus upon the occurrence of the fault actuation signal. A circuit interrupter is positioned to electrically disconnect the first, second and third electrical conductors from each other upon the occurrence of the actuator stimulus. An automated test circuit is coupled to the circuit interrupting assembly. The automated test circuit is configured to automatically produce the simulated fault condition during a predetermined portion of an AC line cycle to determine whether the fault detection assembly is operational such that the fault detection assembly provides a fault detection signal without the circuit interrupter electrically disconnecting the first, second and third electrical conductors from each other.Type: GrantFiled: July 1, 2013Date of Patent: August 25, 2015Assignee: Pass & Seymour, Inc.Inventors: Dejan Radosavljevic, Jeffrey C. Richards, Kent R. Morgan, David A. Finlay, Sr.
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Publication number: 20150219740Abstract: The present invention is directed to an electrical wiring device that includes a test circuit that is configured to generate a recurring simulated fault signal. A detection circuit is configured to generate a test detection signal in response to the recurring simulated fault signal. An end-of-life monitor circuit is configured to generate an end-of-life detection signal if the test detection signal is not generated within a first predetermined period of time. At least one indicator is configured to emit an indication signal in response to the end-of-life detection signal. A response mechanism is configured to decouple the plurality of line terminals from the plurality of load terminals after a second predetermined period of time has elapsed following the end-of-life detection signal.Type: ApplicationFiled: April 13, 2015Publication date: August 6, 2015Applicant: PASS & SEYMOUR, INC.Inventors: Bruce F. Macbeth, David A. Finlay, SR., Jeffrey C. Richards
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Publication number: 20150145416Abstract: The present invention is directed to an electrical wiring assembly that includes a wall plate cover, a housing portion and an electro-optical assembly coupled to a plurality of wiring terminations. The assembly includes a circuit configured to provide an output signal in response to an external input signal. The assembly also includes a plurality of lighting elements coupled to the circuit and configured to emit the plurality of light beams in response to the output signal. The electro-optical assembly further includes an ambient light sensor accessible to the ambient space via at least one of the plurality of openings. The ambient light sensor is configured to generate the at least one external input signal in response to an ambient light level in the ambient space, the ambient light sensor being substantially isolated from the plurality of light beams.Type: ApplicationFiled: December 10, 2014Publication date: May 28, 2015Applicant: Pass & Seymour, Inc.Inventors: Jeffrey C. Richards, Gary O. Wilson, David A. Finlay, SR., Gerald R. Savicki, JR.
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Patent number: 9018841Abstract: The present invention is directed to an electrical wiring device that includes at least one circuit configured to provide an output signal in response to at least one external input signal. The device further comprises a light emission and detection assembly that includes: a lamp sub-assembly coupled to the at least one circuit, the lamp subassembly including at least one light emitting element configured to emit light in response to the output signal; and an ambient light sensor sub-assembly coupled to the at least one circuit and including an ambient light sensor and a sensor housing assembly, the ambient light sensor being configured to generate the at least one external input signal in response to sensing an ambient light level in the space, the sensor housing assembly being configured to substantially isolate the ambient light sensor from the light emitted by the lamp sub-assembly.Type: GrantFiled: January 13, 2014Date of Patent: April 28, 2015Assignee: Pass & Seymour, Inc.Inventors: Jeffrey C. Richards, Gary O. Wilson, David A. Finlay, Sr., Gerald R. Savicki, Jr.
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Patent number: 9007063Abstract: The present invention is directed to an electrical wiring device that includes a test circuit that is configured to generate a recurring simulated fault signal. A detection circuit is configured to generate a test detection signal in response to the recurring simulated fault signal. An end-of-life monitor circuit is configured to generate an end-of-life detection signal if the test detection signal is not generated within a first predetermined period of time. At least one indicator is configured to emit an indication signal in response to the end-of-life detection signal. A response mechanism is configured to decouple the plurality of line terminals from the plurality of load terminals after a second predetermined period of time has elapsed following the end-of-life detection signal.Type: GrantFiled: February 27, 2012Date of Patent: April 14, 2015Assignee: Pass & Seymour, Inc.Inventors: Bruce F. Macbeth, Jeffrey C. Richards, David A. Finlay, Sr.