Patents by Inventor Chad K. Smith

Chad K. Smith 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: 11551534
    Abstract: A refuse vehicle comprising a chassis, a body assembly coupled to the chassis, the body assembly defining a refuse compartment, and a thermal event monitoring system comprising a sampling element configured to detect a thermal event associated with the refuse vehicle indicating at least one of a fire or an overheating component and transmit a notification in response to detecting the thermal event.
    Type: Grant
    Filed: April 16, 2021
    Date of Patent: January 10, 2023
    Assignee: Oshkosh Corporation
    Inventors: Joshua D. Rocholl, Vince Schad, Clinton T. Weckwerth, Zachary L. Klein, Chad K. Smith, Reagan May
  • Publication number: 20220415103
    Abstract: A refuse vehicle comprising a chassis, a body assembly coupled to the chassis, the body assembly defining a refuse compartment, and a thermal event monitoring system including an air sampling line configured to capture air from the refuse compartment of the refuse vehicle and transport the air to a sensor positioned outside of the refuse compartment and a processing circuit operatively coupled to the sensor and configured to detect a thermal event indicating at least one of a fire or an overheating component based on a signal from the sensor.
    Type: Application
    Filed: September 1, 2022
    Publication date: December 29, 2022
    Applicant: Oshkosh Corporation
    Inventors: Joshua D. Rocholl, Vince Schad, Chad K. Smith, Reagan May
  • Patent number: 11538291
    Abstract: A refuse vehicle comprising a chassis, a body assembly coupled to the chassis, the body assembly defining a refuse compartment, and a thermal event monitoring system comprising one or more sampling elements configured to sample an environmental condition associated with a portion of the refuse vehicle and a processing circuit configured to receive a sample from the one or more sampling elements and determine a presence of a thermal event indicating at least one of a fire or an overheating component.
    Type: Grant
    Filed: April 16, 2021
    Date of Patent: December 27, 2022
    Assignee: Oshkosh Corporation
    Inventors: Joshua D. Rocholl, Vince Schad, Chad K. Smith, Reagan May
  • Patent number: 11511642
    Abstract: A concrete mixer truck includes a chassis, a plurality of tractive assemblies coupled to the chassis, a mixing drum rotatably coupled to the chassis, the mixing drum defining an internal volume configured to contain material and an aperture through which the material can enter and exit the internal volume, an energy storage device positioned at a rear end of the chassis and configured to provide electrical energy, and an electromagnetic device electrically coupled to the energy storage device, where the electromagnetic device is configured to receive the electrical energy from the energy storage device and provide mechanical energy to drive at least one of the plurality of tractive assemblies to propel the concrete mixer truck.
    Type: Grant
    Filed: April 3, 2020
    Date of Patent: November 29, 2022
    Assignee: Oshkosh Corporation
    Inventors: Robert S. Messina, Chris K. Yakes, Nader Nasr, Chad K. Smith, Mike Bolton, Loren DeVries, Neil Dekarske, Jon J. Morrow, David J. Steinberger, Yanming Hou
  • Patent number: 11505084
    Abstract: A refuse vehicle includes a chassis, a body, and a plurality of battery cells. The chassis includes a right frame member and a left frame member spaced apart in a lateral direction and extending lengthwise in a longitudinal direction. The body is coupled to the chassis. The plurality of battery cells are longitudinally disposed along the chassis, positioned between the right frame member and the left frame member.
    Type: Grant
    Filed: June 29, 2021
    Date of Patent: November 22, 2022
    Assignee: Oshkosh Corporation
    Inventors: Jeffrey Koga, Emily Davis, Clinton T. Weckwerth, Vincent Hoover, Zachary L. Klein, Jerrod Kappers, Derek A. Wente, Logan Gary, Joshua D. Rocholi, Nader Nasr, Chad K. Smith, John T. Kellander, Cody D. Clifton, Skylar A. Wachter, Neil Dekarske
  • Patent number: 11472308
    Abstract: A concrete mixer vehicle includes a chassis, a tractive assembly coupled to the chassis and configured to propel the concrete mixer vehicle, a mixing drum rotatably coupled to the chassis, and an electromagnetic device configured to convert electrical energy to mechanical energy to drive the tractive assembly. In a first configuration, a first battery module is removably coupled to the chassis and configured to provide the electrical energy to the electromagnetic device, and in a second configuration, the first battery module is removed from the chassis and replaced with a second battery module, the second battery module removably coupled to the chassis and configured to provide the electrical energy to the electromagnetic device.
    Type: Grant
    Filed: April 3, 2020
    Date of Patent: October 18, 2022
    Assignee: Oshkosh Corporation
    Inventors: Robert S. Messina, Chris K. Yakes, Nader Nasr, Chad K. Smith, Mike Bolton, Loren DeVries, Neil Dekarske, Jon J. Morrow, David J. Steinberger, Yanming Hou
  • Publication number: 20220185582
    Abstract: A refuse vehicle includes a chassis, an energy storage device, a body, a first electric power take-off system, and a second electric power take-off system. The energy storage device is supported by the chassis and is configured to provide electrical power to a prime mover. Activation of the prime mover selectively drives the refuse vehicle. The body is supported by the chassis. The first electric power take-off system is coupled to at least one of the body and the chassis, and includes a first motor that is configured to drive a first hydraulic pump to convert electrical power received from the energy storage device into hydraulic power. The second electric power take-off system is coupled to at least one of the body and the chassis, and includes a second motor that is configured to drive a second hydraulic pump to convert electrical power received from the energy storage device into hydraulic power.
    Type: Application
    Filed: February 21, 2022
    Publication date: June 16, 2022
    Applicant: Oshkosh Corporation
    Inventors: Jeffrey Koga, Emily Davis, Jerrod Kappers, Vince Schad, Robert S. Messina, Christopher K. Yakes, Vincent Hoover, Clinton T. Weckwerth, Zachary L. Klein, John Beck, Brendan Chan, Skylar A. Wachter, Nader Nasr, Chad K. Smith, Logan Gary, Derek A. Wente, Shawn Naglik, Mike J. Bolton, Jacob Wallin, Quincy Wittman, Christopher J. Rukas, Dylan Hess, Jason Rice, Zhenyi Wei, Bashar Amin, Catherine Linsmeier, Joshua D. Rocholl, Dale Matsumoto
  • Publication number: 20220099723
    Abstract: A fault detection system for a vehicle is shown. The system includes an electrical control unit configured to control one or more electrical systems on the vehicle, a power source, and a wire harness. The wire harness includes a plurality of wires, the plurality of wires including (i) a first wire electrically coupled to the electrical control unit and one or more sensors and (ii) a second wire electrically coupled to the power source and at least one of the one or more electrical systems. The second wire is enclosed within a protective covering. The electrical control unit is configured to monitor a resistance or conductance of the second wire via the one or more sensors and detect a wire conductivity fault in the second wire.
    Type: Application
    Filed: September 24, 2021
    Publication date: March 31, 2022
    Applicant: Oshkosh Corporation
    Inventors: Jeffrey Koga, Emily Davis, Clinton T. Weckwerth, Vincent Hoover, Zachary L. Klein, Jerrod Kappers, Derek A. Wente, Logan Gary, Joshua D. Rocholl, Chad K. Smith
  • Publication number: 20220096884
    Abstract: A refuse vehicle includes a chassis supporting a plurality of wheels, a vehicle body supported by the chassis and defining a receptacle for storing refuse therein, a lifting system coupled to the vehicle body and movable relative to the receptacle, wherein the lifting system is configured to lift a refuse container and empty refuse in the refuse container into the receptacle, at least one sensor configured to detect a thermal event in or near the refuse container, wherein the lifting system is configured to stop lifting the refuse container in response to the thermal event being detected.
    Type: Application
    Filed: September 24, 2021
    Publication date: March 31, 2022
    Applicant: Oshkosh Corporation
    Inventors: Jeffrey Koga, Emily Davis, Clinton T. Weckwerth, Vincent Hoover, Zachary Klein, Jerrod Kappers, Derek A. Wente, Logan Gary, Joshua D. Rocholl, Chad K. Smith
  • Publication number: 20220097633
    Abstract: A refuse vehicle including a chassis, a body assembly coupled to the chassis, the body assembly defining a refuse compartment, an electric energy system, the electric energy system including one or more battery cells and control hardware, the electric energy system coupled to the body and configured to be accessed through an opening in the body, and one or more vibration isolation devices, the one or more vibration isolation devices structured to reduce effects of disruptive forces on the electric energy system.
    Type: Application
    Filed: September 24, 2021
    Publication date: March 31, 2022
    Applicant: Oshkosh Corporation
    Inventors: Jeffrey Koga, Emily Davis, Clinton T. Weckwerth, Vincent Hoover, Zachary L. Klein, Jerrod Kappers, Derek A. Wente, Logan Gary, Joshua D. Rocholl, Chad K. Smith
  • Publication number: 20220097964
    Abstract: A refuse vehicle includes a chassis, an energy storage device, a body, and an electric power take-off system. The energy storage device (e.g., a battery) is supported by the chassis and is configured to provide electrical power to a prime mover. Activation of the prime mover selectively drives the refuse vehicle. The body is configured for storing refuse, and is supported by the chassis. The electric power take-off system is positioned on the body and includes an inverter, an electric motor, and a hydraulic pump that is drive by the electric motor. The inverter receives electrical power from the energy storage device and supplies electrical power to the electric motor. The electric motor drives the hydraulic pump to convert the electrical power into hydraulic power.
    Type: Application
    Filed: November 30, 2021
    Publication date: March 31, 2022
    Applicant: Oshkosh Corporation
    Inventors: Jeffrey Koga, Emily Davis, Jerrod Kappers, Vince Schad, Robert S. Messina, Christopher K. Yakes, Vincent Hoover, Clinton T. Weckwerth, Zachary L. Klein, John Beck, Brendan Chan, Skylar A. Wachter, Nader Nasr, Chad K. Smith, Logan Gary, Derek A. Wente, Shawn Naglik, Mike J. Bolton, Jacob Wallin, Quincy Wittman, Christopher J. Rukas, Dylan Hess, Jason Rice, Zhenyi Wei, Bashar Amin, Catherine Linsmeier, Joshua D. Rocholl, Dale Matsumoto
  • Publication number: 20220097555
    Abstract: A refuse vehicle includes a chassis, a refuse container coupled to the chassis, a tractive assembly coupled to the chassis and configured to propel the refuse vehicle, and an electric energy system configured to provide electrical energy to drive the tractive assembly. In a first configuration, a first energy system is removably coupled to the chassis and configured to provide the electrical energy to the electric energy system and in a second configuration, the first energy system is removed from the chassis and replaced with a second energy system, the second energy system removably coupled to the chassis and configured to provide the electrical energy to the electric energy system.
    Type: Application
    Filed: September 24, 2021
    Publication date: March 31, 2022
    Applicant: Oshkosh Corporation
    Inventors: Jeffrey Koga, Emily Davis, Clinton T. Weckwerth, Vincent Hoover, Zachary L. Klein, Jerrod Kappers, Derek A. Wente, Logan Gary, Joshua D. Rocholl, Nader Nasr, Chad K. Smith
  • Publication number: 20220097527
    Abstract: A refuse vehicle includes a battery configured to provide electrical energy to drive at least one of a plurality of wheels, a vehicle body supported by the chassis and defining a receptacle for storing refuse therein, and an electric power take-off system including a motor configured to power to a hydraulic system in response to receiving the electrical energy from the battery, an inverter configured to provide the electrical energy to the motor from the battery, a sensor configured to detect thermal energy within the inverter, and a controller configured to receive data from the sensor, wherein the controller is further configured to determine if the data from the sensor is greater than a critical operating condition and reduce a rate of electrical energy supplied to the motor in response to determining that the data from the sensor is greater than the critical operating condition.
    Type: Application
    Filed: October 25, 2021
    Publication date: March 31, 2022
    Applicant: Oshkosh Corporation
    Inventors: Jeffrey Koga, Emily Davis, Jerrod Kappers, Vince Schad, Robert S. Messina, Christopher K. Yakes, Vincent Hoover, Clinton T. Weckwerth, Zachary L. Klein, John Beck, Brendan Chan, Skylar A. Wachter, Nader Nasr, Chad K. Smith, Logan Gary, Derek A. Wente, Shawn Naglik, Mike J. Bolton, Jacob Wallin, Quincy Wittman, Christopher J. Rukas, Dylan Hess, Jason Rice, Zhenyi Wei, Bashar Amin, Catherine Linsmeier, Joshua D. Rocholl
  • Publication number: 20220097556
    Abstract: A thermal monitor control system for a refuse vehicle includes a plurality of onboard devices including a first onboard device and a second onboard device, a plurality of sensors including a first sensor configured to collect a first data set and a second sensor configured to collect a second data, and a processing circuit configured to receive the first data set from the first sensor and the second data set from the second sensor, define a normal operating profile, receive a third data set from the first senor and a fourth data set from the second sensor, compare the third data set and the fourth data set to the normal operating profile, and cause the onboard messaging system to display the alert to the operator in response to determining that the third data set or the fourth data set differs from the normal operating profile.
    Type: Application
    Filed: September 24, 2021
    Publication date: March 31, 2022
    Applicant: Oshkosh Corporation
    Inventors: Jeffrey Koga, Emily Davis, Clinton T. Weckwerth, Vincent Hoover, Zachary L. Klein, Jerrod Kappers, Derek A. Wente, Logan Gary, Joshua D. Rocholl, Chad K. Smith
  • Publication number: 20220097963
    Abstract: An electric power take-off system includes a motor configured to convert electrical power received from a battery into hydraulic power, an inverter configured to provide electrical power to the motor from the battery, a heat dissipation device in thermal communication with the inverter, wherein the heat dissipation device includes a thermal fluid pump configured to pump cooling fluid through a plurality of conduits, a flow meter configured determine a flow rate through the plurality of conduits, and a controller configured to receive data from the flow meter and provide operating parameters to the heat dissipation device, wherein the controller is further configured to determine if the data from the flow meter is less than a critical operating condition and decrease the hydraulic power provided by the electric power take-off system in response to determining that the data from the flow meter is less than the critical operating condition.
    Type: Application
    Filed: October 26, 2021
    Publication date: March 31, 2022
    Applicant: Oshkosh Corporation
    Inventors: Jeffrey Koga, Emily Davis, Clinton T. Weckwerth, Vincent Hoover, Zachary L. Klein, Jerrod Kappers, Derek A. Wente, Logan Gary, Joshua D. Rocholl, Nader Nasr, Chad K. Smith
  • Publication number: 20220097961
    Abstract: A refuse vehicle includes a chassis, an energy storage device, a vehicle body, an electric power take-off system, and a hydraulic component. The energy storage device is supported by the chassis and is configured to provide electrical power to a prime mover. Activation of the prime mover selectively drives the refuse vehicle. The vehicle body is supported by the chassis, and includes an on-board receptacle for storing refuse therein. The electric power take-off system is positioned on the vehicle body, and includes an electric motor configured to drive a hydraulic pump to convert electrical power received from the energy storage device into hydraulic power. An amount of electrical power at least one of received by and provided to the electric motor is limited by a controller to control an output characteristic of the hydraulic pump. The hydraulic component is in fluid communication with the hydraulic pump and configured to operate using hydraulic power from the electric power take-off system.
    Type: Application
    Filed: September 24, 2021
    Publication date: March 31, 2022
    Applicant: Oshkosh Corporation
    Inventors: Jeffrey Koga, Emily Davis, Jerrod Kappers, Vince Schad, Robert S. Messina, Christopher K. Yakes, Vincent Hoover, Clinton T. Weckwerth, Zachary L. Klein, John Beck, Brendan Chan, Skylar A. Wachter, Nader Nasr, Chad K. Smith, Logan Gary, Derek A. Wente, Shawn Naglik, Mike J. Bolton, Jacob Wallin, Quincy Wittman, Christopher J. Rukas, Dylan Hess, Jason Rice, Zhenyi Wei, Bashar Amin, Catherine Linsmeier, Joshua D. Rocholl
  • Publication number: 20220097962
    Abstract: A refuse vehicle includes a chassis, a body assembly coupled to the chassis, and a thermal stress mitigation system. The body assembly defines a refuse compartment. The thermal stress mitigation system is configured to mitigate against a thermal stress on the refuse vehicle. The thermal stress mitigation system includes a thermal stress mitigation substance, at least one of a container and a tank, one or more nozzles, a controller, one or more thermal sensors. The controller is structured to receive thermal stress data from the sensors, determine whether the thermal stress is greater than a threshold thermal stress based on the thermal stress data from the sensors, and operate the nozzles to deploy the thermal stress mitigation substance on the refuse vehicle responsive to determining that the thermal stress is greater than the threshold thermal stress.
    Type: Application
    Filed: September 24, 2021
    Publication date: March 31, 2022
    Applicant: Oshkosh Corporation
    Inventors: Jeffrey Koga, Emily Davis, Clinton T. Weckwerth, Vincent Hoover, Zachary L. Klein, Jerrod Kappers, Derek A. Wente, Logan Gary, Joshua D. Rocholl, Chad K. Smith
  • Patent number: 11254498
    Abstract: A refuse vehicle includes a chassis, a battery, a vehicle body, an electric power take-off system, and a lifting system. The chassis supports a plurality of wheels. The battery is supported by the chassis and is configured to provide electrical power to a first motor. Rotation of the first motor selectively drives at least one of the plurality of wheels. The vehicle body is supported by the chassis and defines a receptacle for storing refuse. The electric power take-off system is coupled to the vehicle body and includes a second motor configured to convert electrical power received from the battery into hydraulic power. The electric power take-off system is positioned within the receptacle. The lifting system is coupled to the vehicle body and is movable relative to the receptacle using hydraulic power from the electric power take-off system.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: February 22, 2022
    Assignee: Oshkosh Corporation
    Inventors: Jeffrey Koga, Emily Davis, Jerrod Kappers, Vince Schad, Robert S. Messina, Christopher K. Yakes, Vincent Hoover, Clinton T. Weckwerth, Zachary L. Klein, John Beck, Brendan Chan, Skylar A. Wachter, Nader Nasr, Chad K. Smith, Logan Gary, Derek A. Wente, Shawn Naglik, Mike J. Bolton, Jacob Wallin, Quincy Wittman, Christopher J. Rukas, Dylan Hess, Jason Rice, Zhenyi Wei, Bashar Amin, Catherine Linsmeier, Joshua D. Rocholl, Dale Matsumoto
  • Publication number: 20210380179
    Abstract: A vehicle includes a chassis, a front axle coupled to the chassis, a rear axle coupled to the chassis, a powertrain coupled to the chassis, a cab coupled to the chassis, a rear module coupled to the chassis behind the cab. The powertrain is configured to drive at least one of the front axle or the rear axle. The rear module is selectively reconfigurable between a plurality of configurations.
    Type: Application
    Filed: August 20, 2021
    Publication date: December 9, 2021
    Applicant: Oshkosh Corporation
    Inventors: Chad K. Smith, Robert S. Messina, Chris K. Yakes, Mark J. Charniak, Neil E. DeKarske, Mike A. Koenigs, Michael S. Poetter, Devon C. Palmer, Jesse D. Gander, Jason J. Zuleger, Megan N. Schultz, Troy D. Lind, Michael R. Yanacek, Kevin L. Pennau, Andrew L. Drach, Steve Volkman, Nathaniel J. Harter, Justin N. Rittenhouse, Peter K. Kramer, Annelise L. Kotenberg, Christopher J. Rukas
  • Patent number: 11167919
    Abstract: A refuse vehicle includes a battery and electric power take-off system that includes a second motor configured to convert electrical power into hydraulic power, an inverter configured to provide electrical power to the second motor from the battery, a heat dissipation device in thermal communication with the inverter, wherein the heat dissipation device includes a plurality of conduits and a thermal fluid pump configured to pump cooling fluid through the plurality of conduits, a thermal sensor configured to detect thermal energy within the inverter, a flow meter configured determine a flow rate of cooling fluid through the plurality of conduits, and a controller configured to receive data from the thermal sensor and the flow meter and provide operating parameters to the heat dissipation device.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: November 9, 2021
    Assignee: Oshkosh Corporation
    Inventors: Jeffrey Koga, Emily Davis, Clinton T. Weckwerth, Vincent Hoover, Zachary L. Klein, Jerrod Kappers, Derek A. Wente, Logan Gary, Joshua D. Rocholl, Nader Nasr, Chad K. Smith