Patents by Inventor David F. Buehler

David F. Buehler 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: 11981873
    Abstract: A utility vehicle is configured for independently controlling torque at each of the ground-engaging members.
    Type: Grant
    Filed: April 16, 2021
    Date of Patent: May 14, 2024
    Assignee: Polaris Industries Inc.
    Inventors: Jacob L. Stock, Alex R. Scheuerell, Jonathon P. Graus, Evan R. Wozniak, David F. Buehler, Ronald Zurbruegg, Markus Hoffet, Yassin M. Kelay, Patrick J. McArdle
  • Publication number: 20240116386
    Abstract: Utility vehicles include ground engaging members, a frame supported by the ground engaging members, a motor supported by the frame operably coupled to the ground engaging members, and a battery configured to provide electrical power to the motor. The battery may be removable and configured to be easily charged by outside power sources such as generators and external batteries. A charger may be configured to receive instructions to charge the battery using a specific charger operating characteristic. The vehicle may also include a variety of accessory ports configured to electrically couple to accessories that use AC or DC power.
    Type: Application
    Filed: October 5, 2023
    Publication date: April 11, 2024
    Applicant: Polaris Industries Inc.
    Inventors: Yassin M. Kelay, David F. Buehler, Chiao George Liu, Aaron D. Deckard, Jacob Gerten, Benjamin R. Bauer, Akshay A. Biyani, Naval K. Agrawal, Kathryn L. Johnson, Austin A. Holt
  • Publication number: 20230102266
    Abstract: Systems and methods for starting and restarting an engine of a vehicle are disclosed. Power systems for an engine are disclosed.
    Type: Application
    Filed: September 14, 2022
    Publication date: March 30, 2023
    Applicant: Polaris Industries Inc.
    Inventors: Stephen G. Crain, Trevor F. Rhodes, Yassin M. Kelay, David F. Buehler, Markus Hoffet, James H. Buchwitz, Nicholas A.M. Hartung, Ricky G. Jaeger, Ronnie R. Danielson, Dallas J. Blake, Beat R. Kohler, Philippe Gasdia, Joseph D. Tharaldson, Garrett J. Hebbard, Andreas H. Bilek, Derek Zimney
  • Publication number: 20220371456
    Abstract: A hybrid driveline assembly for a vehicle includes an engine, an electric motor, and a transmission having an input and an output. The transmission input is selectively coupled to the engine and electric motor. The transmission is shiftable between a plurality of drive modes. The driveline assembly further includes a final drive assembly operably coupled to the transmission output. The final drive assembly has a front final drive operably coupled to a rear final drive.
    Type: Application
    Filed: August 4, 2022
    Publication date: November 24, 2022
    Inventors: Eric J. Borud, Christopher P. Matko, David F. Buehler, Brian L. Van Batavia, Benjamin Marco Comana
  • Publication number: 20220306222
    Abstract: A electric vehicle including a plurality of ground engaging members, a frame assembly supported by the plurality of ground engaging members, the frame assembly including a front frame assembly, a middle frame assembly, and a rear frame assembly, a seating area supported by the middle frame assembly, electric powertrain components supported by the frame assembly to provide power to at least one ground engaging member, and a shrouding assembly.
    Type: Application
    Filed: March 23, 2022
    Publication date: September 29, 2022
    Inventors: Aaron D. Deckard, Dillon B. Schwalbach, David F. Buehler, Louis J. Brady, Stacey E. Stewart, Forrest W. Johnson, Yassin M. Kelay, Jeff S. Lovold, Jason C. Plugge, John B. Pircon, Markus Hoffet, Wayne M. Kolden, Aaron Reay, Wangnan Zhong
  • Publication number: 20220242213
    Abstract: Embodiments of the present disclosure relate to youth electric recreational vehicles. In an exemplary embodiment, a youth recreational vehicle, comprises: one or more front ground engaging members, one or more rear ground engaging members, and a frame supported by the one or more front ground engaging members and the one or more rear ground engaging members. In addition, the youth recreational vehicle comprises a seat supported by the frame and configured to support at least one rider and an electric powertrain. The electric powertrain is configured to drive at least one of: (i) the one or more front ground engaging members and (ii) the one or more rear ground engaging members. The electric powertrain comprises: a controller, at least one electric motor, and at least one battery pack.
    Type: Application
    Filed: January 28, 2022
    Publication date: August 4, 2022
    Inventors: Austin R. Bartz, Chiao George Liu, Scott D. Taylor, Kyle J. Schounard, William B. Rodriguez, Steven W. Aronson, Kyle T. Roggenkamp, Yassin M. Kelay, David F. Buehler, Brian E. Brandt, John M. Nutter, Lindsay SB Edwards, Joseph A. Wegleitner
  • Publication number: 20210347243
    Abstract: A hybrid vehicle may be a series hybrid or a parallel hybrid vehicle. One embodiment of a parallel hybrid vehicle includes an engine, a transmission coupled to the engine, a front drive coupled to the transmission through a prop shaft, a rear drive coupled to the transmission, a traction motor drivingly coupled to the prop shaft, and a battery to operate the traction motor.
    Type: Application
    Filed: October 3, 2019
    Publication date: November 11, 2021
    Applicant: Polaris Industries Inc.
    Inventors: Beat R. Kohler, David F. Buehler, Markus Hoffet, Aaron D. Deckard, Stephen L. Nelson
  • Publication number: 20210323402
    Abstract: A utility vehicle is configured for independently controlling torque at each of the ground-engaging members.
    Type: Application
    Filed: April 16, 2021
    Publication date: October 21, 2021
    Inventors: Jacob L. Stock, Alex R. Scheuerell, Jonathon P. Graus, Evan R. Wozniak, David F. Buehler, Ronald Zurbruegg, Markus Hoffet, Yassin M. Kelay, Patrick J. McArdle
  • Publication number: 20200324658
    Abstract: A hybrid driveline assembly for a vehicle includes an engine, an electric motor, and a transmission having an input and an output. The transmission input is selectively coupled to the engine and electric motor. The transmission is shiftable between a plurality of drive modes. The driveline assembly further includes a final drive assembly operably coupled to the transmission output. The final drive assembly has a front final drive operably coupled to a rear final drive.
    Type: Application
    Filed: June 17, 2020
    Publication date: October 15, 2020
    Inventors: Eric J. Borud, Christopher P. Matko, David F. Buehler, Brian L. Van Batavia, Benjamin Marco Comana
  • Patent number: 10780770
    Abstract: A hybrid vehicle may be a series hybrid or a parallel hybrid vehicle. One embodiment of a parallel hybrid vehicle includes an engine, a transmission coupled to the engine, a front drive coupled to the transmission through a prop shaft, a rear drive coupled to the transmission, a traction motor drivingly coupled to the prop shaft, and a battery to operate the traction motor.
    Type: Grant
    Filed: October 5, 2018
    Date of Patent: September 22, 2020
    Assignee: Polaris Industries Inc.
    Inventors: Beat R. Kohler, David F. Buehler, Markus Hoffet, Aaron D. Deckard, Stephen L. Nelson
  • Patent number: 10744868
    Abstract: A hybrid driveline assembly for a vehicle includes an engine, an electric motor, and a transmission having an input and an output. The transmission input is selectively coupled to the engine and electric motor. The transmission is shiftable between a plurality of drive modes. The driveline assembly further includes a final drive assembly operably coupled to the transmission output. The final drive assembly has a front final drive operably coupled to a rear final drive.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: August 18, 2020
    Assignee: Polaris Industries Inc.
    Inventors: Eric J. Borud, Christopher P. Matko, David F. Buehler, Paul D. Weiss, Benjamin M. Comana
  • Patent number: 10647324
    Abstract: Vehicles including a plurality of front and rear ground engaging members, a front driveline operatively coupled to a first power source, a rear driveline operatively coupled to a second power source, at least one controller operatively coupled to the first drive system and the second drive system are disclosed. The vehicles may further include a torque request input adapted to be actuatable by an operator of the vehicle. The torque request input may provide an indication of a requested torque to the at least one controller. The at least one controller may, based on the requested torque, command a first output of the first drive system to the at least one front ground engaging member and a second output of the second drive system to the at least one rear ground engaging member. Vehicle drive control systems are also disclosed. Methods of controlling torque and battery management are also disclosed.
    Type: Grant
    Filed: September 28, 2016
    Date of Patent: May 12, 2020
    Assignee: Polaris Industries Inc.
    Inventors: Stephen G. Crain, Peter J. Erasmus, David F. Buehler, Markus Hoffet, Kevin P. Blair
  • Publication number: 20200108709
    Abstract: A hybrid vehicle may be a series hybrid or a parallel hybrid vehicle. One embodiment of a parallel hybrid vehicle includes an engine, a transmission coupled to the engine, a front drive coupled to the transmission through a prop shaft, a rear drive coupled to the transmission, a traction motor drivingly coupled to the prop shaft, and a battery to operate the traction motor.
    Type: Application
    Filed: October 5, 2018
    Publication date: April 9, 2020
    Inventors: Beat R. Kohler, David F. Buehler, Markus Hoffet, Aaron D. Deckard, Stephen L. Nelson
  • Publication number: 20190031015
    Abstract: A hybrid driveline assembly for a vehicle includes an engine, an electric motor, and a transmission having an input and an output. The transmission input is selectively coupled to the engine and electric motor. The transmission is shiftable between a plurality of drive modes. The driveline assembly further includes a final drive assembly operably coupled to the transmission output. The final drive assembly has a front final drive operably coupled to a rear final drive.
    Type: Application
    Filed: September 28, 2018
    Publication date: January 31, 2019
    Inventors: Eric J. Borud, Christopher P. Matko, David F. Buehler, Paul D. Weiss, Benjamin M. Comana
  • Patent number: 10118477
    Abstract: A hybrid vehicle may be a series hybrid or a parallel hybrid vehicle. One embodiment of a parallel hybrid vehicle includes an engine, a transmission coupled to the engine, a front drive coupled to the transmission through a prop shaft, a rear drive coupled to the transmission, a traction motor drivingly coupled to the prop shaft, and a battery to operate the traction motor.
    Type: Grant
    Filed: June 5, 2017
    Date of Patent: November 6, 2018
    Assignee: Polaris Industries Inc.
    Inventors: Eric J. Borud, Christopher P. Matko, David F. Buehler, Brian L. Van Batavia, Benjamin Marco Comana
  • Publication number: 20180086343
    Abstract: Vehicles including a plurality of front and rear ground engaging members, a front driveline operatively coupled to a first power source, a rear driveline operatively coupled to a second power source, at least one controller operatively coupled to the first drive system and the second drive system are disclosed. The vehicles may further include a torque request input adapted to be actuatable by an operator of the vehicle. The torque request input may provide an indication of a requested torque to the at least one controller. The at least one controller may, based on the requested torque, command a first output of the first drive system to the at least one front ground engaging member and a second output of the second drive system to the at least one rear ground engaging member. Vehicle drive control systems are also disclosed. Methods of controlling torque and battery management are also disclosed.
    Type: Application
    Filed: September 28, 2016
    Publication date: March 29, 2018
    Inventors: Stephen G. Crain, Peter J. Erasmus, David F. Buehler, Markus Hoffet, Kevin P. Blair
  • Publication number: 20170355259
    Abstract: A hybrid vehicle may be a series hybrid or a parallel hybrid vehicle. One embodiment of a parallel hybrid vehicle includes an engine, a transmission coupled to the engine, a front drive coupled to the transmission through a prop shaft, a rear drive coupled to the transmission, a traction motor drivingly coupled to the prop shaft, and a battery to operate the traction motor.
    Type: Application
    Filed: June 5, 2017
    Publication date: December 14, 2017
    Applicant: Polaris Industries Inc.
    Inventors: Eric J. Borud, Christopher P. Matko, David F. Buehler, Brian L. Van Batavia, Benjamin Marco Comana