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).

  • Patent number: 9679419
    Abstract: 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: Grant
    Filed: October 28, 2011
    Date of Patent: June 13, 2017
    Assignee: HUSQVARNA AB
    Inventor: Sean Dwyer
  • Patent number: 9668405
    Abstract: A lawn care device may include an engine to selectively power the device, a frame supporting the engine and an operator of the device, and an ignition interface having processing circuitry configured to define a plurality of operating modes. The operating modes may include at least a starting mode in which the ignition interface is usable by the operator to start the engine, and a running mode in which the engine is running. The ignition interface may include code entry keys configured to, responsive to entry of a code via the code entry keys, enable use of the ignition interface to shift from the starting mode to the running mode without a physical starting key.
    Type: Grant
    Filed: October 17, 2012
    Date of Patent: June 6, 2017
    Assignee: HUSQVARNA AB
    Inventors: Matthew Albinger, Eric Tse, Sean Dwyer, Bernard Drew
  • Publication number: 20170086376
    Abstract: 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: Application
    Filed: May 8, 2014
    Publication date: March 30, 2017
    Inventors: Duncan Burns, Sean Dwyer
  • Publication number: 20170021766
    Abstract: 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: Application
    Filed: October 6, 2016
    Publication date: January 26, 2017
    Inventor: Sean Dwyer
  • Patent number: 9491903
    Abstract: 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: Grant
    Filed: October 28, 2011
    Date of Patent: November 15, 2016
    Assignee: HUSQVARNA AB
    Inventor: Sean Dwyer
  • Publication number: 20160311458
    Abstract: 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: Application
    Filed: July 7, 2016
    Publication date: October 27, 2016
    Inventors: Kevin Oswald, Sean Dwyer, Leanne Cushing, Michael Adams, Braxton Reese, Richard D. Bednar, James Flynn, Jerry Sandy, Thomas Limpo, Steve Brinkman, Krzysztof Glomski
  • Patent number: 9446705
    Abstract: A start fault indicator system for outdoor power equipment may include an illuminating element and circuitry to perform start condition checks to determine if a start fault has occurred. The illuminating element may be configured to illuminate a first predetermined color in response to detection of a start fault occurring, and illuminate a second predetermined color in response to determining that no start fault is outstanding, where the first and second predetermined colors are different colors.
    Type: Grant
    Filed: October 28, 2011
    Date of Patent: September 20, 2016
    Assignee: HUSQVARNA AB
    Inventor: Sean Dwyer
  • Patent number: 9409589
    Abstract: 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: Grant
    Filed: August 26, 2014
    Date of Patent: August 9, 2016
    Assignee: HUSQVARNA AB
    Inventors: Kevin Oswald, Sean Dwyer, Leanne Cushing, Michael Adams, Braxton Reese, Richard D. Bednar, James Flynn, Jerry Sandy, Thomas Limpo, Steve Brinkman, Krzysztof Glomski
  • Patent number: 9398741
    Abstract: A lawn care device may include a cutting deck housing at least one blade, an engine configured to selectively provide for rotation of the at least one blade responsive to selective coupling of the rotary power of the engine to the at least one blade via a power takeoff (PTO) clutch, and a PTO switch that is operable in two directions to engage or disengage the PTO clutch based on which one of the two directions the PTO switch is moved by a user. The PTO switch may be biased to return to a neutral position after each operation thereof. The PTO switch may be configured to perform at least one additional operational function responsive to sequential operation of the PTO switch in at least one of the two directions.
    Type: Grant
    Filed: October 4, 2012
    Date of Patent: July 26, 2016
    Assignee: HUSQVARNA AB
    Inventors: Sean Dwyer, Juan Rodriguez, Matthew Albinger
  • Patent number: 9380741
    Abstract: A riding yard maintenance vehicle may include a positioning module. The positioning module may be configured to store position information indicative of a position history of the vehicle responsive to operation of the vehicle defining a route. The positioning module may include a user interface, a memory for storing data received via one or more sensors, and processing circuitry in communication with the user interface and the memory. The processing circuitry may be configured to control operation of the positioning module and generate feedback via the user interface. The feedback may be provided to an operator based on the position information.
    Type: Grant
    Filed: December 28, 2011
    Date of Patent: July 5, 2016
    Assignee: HUSQVARNA AB
    Inventors: Bernard Drew, Sean Dwyer
  • Patent number: 9296306
    Abstract: A battery powered vehicle may include a battery power source, an electric drive motor, a charging receptacle, and a drive controller. The electric drive motor may be powered by the battery power source. The electric drive motor may be operably coupled to a wheel of the battery powered vehicle to provide drive power for the battery powered 5 vehicle. The charging receptacle may be configured to enable charging of the battery power source via a battery charging assembly connectable to the charging receptacle. The charging receptacle may include circuitry forming a detection loop closed responsive to operable coupling of the charging receptacle with a charger plug of the battery charging assembly. The closing of the detection loop may generate an indication that the charging 10 receptacle is operably coupled to the charger plug.
    Type: Grant
    Filed: October 3, 2011
    Date of Patent: March 29, 2016
    Assignee: HUSQVARNA AB
    Inventors: Sebastian Schygge, Pasi Viskari, Sean Dwyer
  • Publication number: 20160014954
    Abstract: 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: Application
    Filed: March 13, 2014
    Publication date: January 21, 2016
    Inventor: Sean Dwyer
  • Publication number: 20160007526
    Abstract: 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: Application
    Filed: March 13, 2014
    Publication date: January 14, 2016
    Applicant: HUSQVARNA AB
    Inventors: Douglas Greulich, Matthew Albinger, Sean Dwyer
  • Patent number: 9233708
    Abstract: A vehicle such as a riding lawn care vehicle may include a frame and a steering assembly. Wheels of the vehicle may be attachable to the frame. The steering assembly may include a steering apparatus operably coupled to at least one of the wheels of the vehicle to provide steering inputs to the at least one of the wheels based on a position of the steering apparatus. The steering assembly may further include a steering column, a pinion assembly and a rack assembly. The steering column may extend from the steering apparatus to rotate responsive to movement of the steering apparatus. The pinion assembly may be disposed along the steering column and include at least two pinions of different sizes. The rack assembly may be operably coupled to the frame and the at least one wheel of the vehicle to translate steering inputs from the steering apparatus to the at least one wheel via the pinion assembly. The rack assembly may include at least two rack portions of different sizes.
    Type: Grant
    Filed: July 27, 2011
    Date of Patent: January 12, 2016
    Assignee: HUSQVARNA AB
    Inventor: Sean Dwyer
  • Publication number: 20150296706
    Abstract: A lawn care device may include an engine to selectively power the device, a frame supporting the engine and an operator of the device, and an ignition interface having processing circuitry configured to define a plurality of operating modes. The operating modes may include at least a starting mode in which the ignition interface is usable by the operator to start the engine, and a running mode in which the engine is running. The ignition interface may include code entry keys configured to, responsive to entry of a code via the code entry keys, enable use of the ignition interface to shift from the starting mode to the running mode without a physical starting key.
    Type: Application
    Filed: October 17, 2012
    Publication date: October 22, 2015
    Applicant: Husqvarna AB
    Inventors: Matthew Albinger, Eric Tse, Sean Dwyer, Bernard Drew
  • Publication number: 20150257336
    Abstract: A lawn care device may include a cutting deck housing at least one blade, an engine configured to selectively provide for rotation of the at least one blade responsive to selective coupling of the rotary power of the engine to the at least one blade via a power takeoff (PTO) clutch, and a PTO switch that is operable in two directions to engage or disengage the PTO clutch based on which one of the two directions the PTO switch is moved by a user. The PTO switch may be biased to return to a neutral position after each operation thereof. The PTO switch may be configured to perform at least one additional operational function responsive to sequential operation of the PTO switch in at least one of the two directions.
    Type: Application
    Filed: October 4, 2012
    Publication date: September 17, 2015
    Inventors: Sean Dwyer, Juan Rodriguez, Matthew Albinger
  • Patent number: 9113595
    Abstract: 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: Grant
    Filed: April 27, 2012
    Date of Patent: August 25, 2015
    Assignee: HUSQVARNA AB
    Inventors: Chris Roth, Darren Chandler, Lennie Rhoades, Steve Brinkman, Sean Dwyer
  • Publication number: 20150052869
    Abstract: 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: Application
    Filed: September 27, 2012
    Publication date: February 26, 2015
    Inventors: Chris Roth, Darren Chandler, Lennie Rhoades, Steve Brinkman, Sean Dwyer
  • Patent number: D722619
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: February 17, 2015
    Assignee: Husqvarna AB
    Inventors: Tiawaun Phillips, Jeremy Hansen, Eric Tse, Jerry Sandy, Sean Dwyer
  • Patent number: D742931
    Type: Grant
    Filed: May 30, 2014
    Date of Patent: November 10, 2015
    Assignee: HUSQVARNA AB
    Inventors: Duncan K. Burns, Jr., Eric Tse, Jerry Sandy, Sean Dwyer