Patents by Inventor Sean Dwyer
Sean Dwyer 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: 20220232762Abstract: A riding lawn care vehicle may include a frame to which at least a first drive wheel and a second drive wheel of the riding lawn care vehicle are attachable, an engine operably coupled to the frame and the first and second drive wheels to provide power to the first and second drive wheels, a steering assembly that includes a first steering lever and a second steering lever, and a work assembly. The first and second steering levers are operably coupled to the first and second drive wheels respectively to facilitate turning of the riding lawn care vehicle based on drive speed control of the first and second drive wheels responsive to positioning of the first and second steering levers. The work assembly is operably coupled to the engine to perform a work function responsive to power received from the engine. Each of the first and second steering levers includes a grip portion.Type: ApplicationFiled: November 8, 2019Publication date: July 28, 2022Inventors: Frank Peters, Christopher Van Buren, Adam Schoonmaker, Sean Dwyer
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Publication number: 20220092044Abstract: An entity vector system and method create an entirely real-valued encoding of all dimensions (hereafter referred to as “entity vectors”) for an entity and provides a way to use the relationships among entities along with initial values for entity vectors to create new versions of the entity vectors with more accurate values.Type: ApplicationFiled: June 15, 2021Publication date: March 24, 2022Inventors: L. Steven Biafore, Alejandro Quintero, Andrish Reddy, Brendan J. Homnick, Olin Hyde, Bernhard Peters, Jeff Chang, Sanjit Singh, Sean Dwyer
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Patent number: 10709060Abstract: A riding lawn care vehicle (10) may include a power unit (20), a working element (30) configured to perform a work function, a working element driver (40) providing operable coupling between the power unit and the working element to drive the working element based on operation of the power unit, and an external charger (100) operably coupled to the working element driver to charge one or more external batteries of a device other than the riding lawn care vehicle.Type: GrantFiled: July 20, 2016Date of Patent: July 14, 2020Assignee: HUSQVARNA ABInventors: Gent Simmons, Sean Dwyer
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Patent number: 10589670Abstract: A riding lawn care vehicle may include a steering assembly and an indicator system may be incorporated into a portion of the steering assembly. The steering assembly, which may be, for example, a steering lever on a zero-turn vehicle, is coupled to a mechanism to move at least one wheel, and the indicator system may includes at least one illuminating element and/or display device that is configured to visually communicate information to an operator in response to detection of a predetermined trigger or condition occurring.Type: GrantFiled: October 6, 2016Date of Patent: March 17, 2020Assignee: HUSQVARNA ABInventor: Sean Dwyer
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Patent number: 10570869Abstract: A method of enabling operation of an ignition system for outdoor power equipment may include monitoring status of a plurality of switches associated with respective components of the equipment where at least one of the respective components corresponds to one or more binary start fault operators, and setting a start enabling status for the one or more 5 binary start fault operators responsive to actuation of a start fault clearance operator.Type: GrantFiled: November 2, 2015Date of Patent: February 25, 2020Assignee: HUSQVARNA ABInventor: Sean Dwyer
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Publication number: 20190005078Abstract: An entity vector system and method create an entirely real-valued encoding of all dimensions (hereafter referred to as “entity vectors”) for an entity and provides a way to use the relationships among entities along with initial values for entity vectors to create new versions of the entity vectors with more accurate values.Type: ApplicationFiled: July 3, 2018Publication date: January 3, 2019Inventors: L. Steven Biafore, Alejandro Quintero, Andrish Reddy, Brendan J. Homnick, Olin Hyde, Bernhard Peters, Jeff Chang, Sanjit Singh, Sean Dwyer
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Patent number: 10099714Abstract: A riding lawn care vehicle may include: (a) a frame to which a pair of front wheels and a rear wheel assembly of the riding lawn care vehicle are attachable; (b) an engine mounted to the frame substantially between the front wheels; (c) a steering assembly having steering levers operably coupled to respective ones of the front wheels of the riding lawn care vehicle via respective hydrostatic drive pumps driven by the engine; (d) a support platform coupled to the frame rearward of the engine to support a standing rider; and (e) a front mount assembly configured to detachably couple the riding lawn care vehicle to an attachment that enables performance of a yard maintenance activity, where (f) a majority of the support platform is disposed rearward of an axis of rotation of the front wheels and forward of an axis of rotation of the rear wheel assembly.Type: GrantFiled: July 7, 2016Date of Patent: October 16, 2018Assignee: HUSQVARNA ABInventors: Kevin Oswald, Sean Dwyer, Leanne Cushing, Michael Adams, Braxton Reese, Richard D. Bednar, James Flynn, Jerry Sandy, Thomas Limpo, Steve Brinkman, Krzysztof Glomski
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Patent number: 10045485Abstract: A riding lawn care vehicle (10) may include a frame (60), a steering assembly (30), a brake assembly (110), and a mechanical brake linkage assembly (120). At least a first drive wheel and a second drive wheel (32) of the riding lawn care vehicle may be attachable to the frame. The steering assembly may include a first steering lever and a second steering lever (34), where the first and second steering levers are operably coupled to the first and second drive wheels respectively to facilitate turning of the riding lawn care vehicle based on drive speed control of the first and second drive wheels responsive to positioning of the first and second steering levers. The brake assembly may be operably coupled to the first and second drive wheels to enable brakes to be selectively applied to the first and second drive wheels.Type: GrantFiled: May 8, 2014Date of Patent: August 14, 2018Assignee: HUSQVARNA ABInventors: Duncan Burns, Sean Dwyer
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Publication number: 20180206401Abstract: A riding lawn care vehicle (10) may include a power unit (20), a working element (30) configured to perform a work function, a working element driver (40) providing operable coupling between the power unit and the working element to drive the working element based on operation of the power unit, and an external charger (100) operably coupled to the working element driver to charge one or more external batteries of a device other than the riding lawn care vehicle.Type: ApplicationFiled: July 20, 2016Publication date: July 26, 2018Inventors: Gent Simmons, Sean Dwyer
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Patent number: 9949431Abstract: A riding yard maintenance vehicle may include a positioning module. The positioning module may include processing circuitry configured to receive information indicative of vehicle position of the riding yard maintenance vehicle, receive an indication of a triggering event that indicates a presence of an obstacle proximate to the riding yard maintenance vehicle, and cause recordation of an obstacle identifier in association with the vehicle position responsive to receipt of the indication.Type: GrantFiled: December 28, 2011Date of Patent: April 24, 2018Assignee: HUSQVARNA ABInventors: Mikael Willgert, Sean Dwyer, Bernard Drew
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Patent number: 9950621Abstract: An indicator system for outdoor power equipment, such as a riding lawn mower, may include an illuminating element around the perimeter of a display screen. The illuminating element may be configured to illuminate in a predetermined manner based on a predefined condition occurring in order to alert the operator to the display screen. The display screen may be configured to display more detail about the predefined condition while the illuminating element is illuminated.Type: GrantFiled: April 28, 2017Date of Patent: April 24, 2018Assignee: HUSQVARNA ABInventor: Sean Dwyer
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Patent number: 9867330Abstract: A riding lawn care vehicle may include a mobility assembly configured to support the riding lawn care vehicle during movement over ground, a working assembly configured to perform a working function, an engine operably coupled to the mobility assembly and the working assembly, a drive control system, and an auto idle assembly. The engine may be configured to selectively provide power to the mobility assembly and the working assembly. The drive control system may be configured to control delivery of the power from the engine to the mobility assembly. The auto idle assembly may be configured to automatically provide inputs to the drive control system to shift to an idle mode responsive to detection of predetermined criteria.Type: GrantFiled: March 13, 2014Date of Patent: January 16, 2018Assignee: HUSQVARNA ABInventor: Sean Dwyer
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Publication number: 20170335818Abstract: A method of enabling operation of an ignition system for outdoor power equipment may include monitoring status of a plurality of switches associated with respective components of the equipment where at least one of the respective components corresponds to one or more binary start fault operators, and setting a start enabling status for the one or more 5 binary start fault operators responsive to actuation of a start fault clearance operator.Type: ApplicationFiled: November 2, 2015Publication date: November 23, 2017Inventor: Sean DWYER
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Patent number: 9788483Abstract: A lawn care device may include a cutting deck housing at least one blade, a rotatable shaft, and a blade mount operably coupled to the rotatable shaft. The blade mount may include at least one engagement slot configured to enclose at least a portion of the at least one blade. The blade mount may further include at least one protruding member disposed within the engagement slot to secure the at least one blade within the engagement slot responsive to insertion of the at least one blade into the engagement slot.Type: GrantFiled: September 27, 2012Date of Patent: October 17, 2017Assignee: HUSQVARNA ABInventors: Chris Roth, Darren Chandler, Lennie Rhoades, Steve Brinkman, Sean Dwyer
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Patent number: 9736981Abstract: A lawn care device may include a cutting deck housing at least one blade, a rotatable shaft, and a blade mount operably coupled to the rotatable shaft. The blade mount may include at least one engagement slot configured to enclose at least a portion of the at least one blade. The blade mount may further include at least one protruding member disposed within the engagement slot to secure the at least one blade within the engagement slot responsive to insertion of the at least one blade into the engagement slot.Type: GrantFiled: March 28, 2014Date of Patent: August 22, 2017Assignee: HUSQVARNA ABInventors: Chris Roth, Darren Chandler, Lennie Rhoades, Steve Brinkman, Sean Dwyer
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Patent number: 9730383Abstract: A yard maintenance device having a working assembly selectively rotatable based on operation of an engine of the device may include a belt drive system. The belt drive system may include at least one driven pulley operably coupled to the working assembly, a drive shaft operably coupled to the engine, a drive belt configured to selectively couple the drive shaft to the at least one driven pulley, a tension adjustment assembly, and a control unit. The tension adjustment assembly may be configured to operably couple to at least one component of the belt drive system to adjust a position thereof to modify tension of the drive belt. The control unit may be configured to provide electronic control of the tension adjustment assembly.Type: GrantFiled: March 13, 2014Date of Patent: August 15, 2017Assignee: HUSQVARNA ABInventors: Douglas Greulich, Matthew Albinger, Sean Dwyer
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Publication number: 20170225569Abstract: An indicator system for outdoor power equipment, such as a riding lawn mower, may include an illuminating element around the perimeter of a display screen. The illuminating element may be configured to illuminate in a predetermined manner based on a predefined condition occurring in order to alert the operator to the display screen. The display screen may be configured to display more detail about the predefined condition while the illuminating element is illuminated.Type: ApplicationFiled: April 28, 2017Publication date: August 10, 2017Inventor: Sean Dwyer
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Patent number: 9699964Abstract: A lawn care device may include a cutting deck housing at least one blade, a rotatable shaft, and a blade mount operably coupled to the rotatable shaft. The blade mount may include at least one engagement slot configured to enclose at least a portion of the at least one blade. The blade mount may further include at least one protruding member disposed within the engagement slot to secure the at least one blade within the engagement slot responsive to insertion of the at least one blade into the engagement slot.Type: GrantFiled: September 27, 2012Date of Patent: July 11, 2017Assignee: HUSQVARNA ABInventors: Chris Roth, Darren Chandler, Lennie Rhoades, Steve Brinkman, Sean Dwyer
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Patent number: 9686909Abstract: A riding lawn care vehicle may include a battery power source, an electric drive motor, at least one blade drive motor, a current sensor, and a controller. The electric drive motor may be powered by the battery power source. The electric drive motor may be operably coupled to wheels of the riding lawn care vehicle to provide drive power for the riding lawn care vehicle. The at least one blade drive motor may be powered by the battery power source. The at least one blade drive motor may be operably coupled to at least one cutting blade of the riding lawn care vehicle. The current sensor may be disposed to monitor total current drawn from the battery power source. The controller may receive total current data from the current sensor and provide feedback to an operator of the riding lawn care vehicle based on the total current data.Type: GrantFiled: July 14, 2011Date of Patent: June 27, 2017Assignee: HUSQVARNA ABInventors: Sebastian Schygge, Daniel Carlsson, Lars Dernebo, Peter Mejegård, Sean Dwyer
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Patent number: D794085Type: GrantFiled: July 9, 2015Date of Patent: August 8, 2017Assignee: HUSQVARNA ABInventors: Eric Tse, Matthew Albinger, Sean Dwyer