Patents by Inventor Justin Rothrock

Justin Rothrock 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: 11032972
    Abstract: A triplex greensmower open foot platform provides an opening in front of an operator seat providing visibility from the operator seat to a center reel cutting unit. The opening has sufficient dimensions for removal or installation of the center reel cutting unit or a grass catcher therethrough. A pair of platform sections provides a perimeter at least partially around the opening. Each of the platform sections including a footrest and a rearwardly extending coupling that is manually removable from the triplex greensmower. A flexible cover may be removably attached to the platform and extend over the opening and at least part of the center reel cutting unit.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: June 15, 2021
    Assignee: Deere & Company
    Inventors: Gilbert Shoaf, Taylor Waitt, Justin Rothrock
  • Publication number: 20200128748
    Abstract: A triplex greensmower open foot platform provides an opening in front of an operator seat providing visibility from the operator seat to a center reel cutting unit. The opening has sufficient dimensions for removal or installation of the center reel cutting unit or a grass catcher therethrough. A pair of platform sections provides a perimeter at least partially around the opening. Each of the platform sections including a footrest and a rearwardly extending coupling that is manually removable from the triplex greensmower. A flexible cover may be removably attached to the platform and extend over the opening and at least part of the center reel cutting unit.
    Type: Application
    Filed: October 30, 2018
    Publication date: April 30, 2020
    Inventors: Gilbert Shoaf, Taylor Waitt, Justin Rothrock
  • Patent number: 10005358
    Abstract: A zero turning radius mower has an internal combustion engine mounted transversely on a pair of longitudinal frame members behind an operator seat and a pair of rear drive wheels. The engine rotates a flywheel on a horizontal axis perpendicular to the longitudinal frame members. A gearbox is mounted to one of the longitudinal frame members, with a horizontal input shaft driven by the engine and a vertical output shaft engaging one or more rubber belts. The same rubber belts drive a pair hydrostatic transmissions for the pair of rear drive wheels and a plurality of rotary mower blades under a mower deck.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: June 26, 2018
    Assignee: DEERE & COMPANY
    Inventors: Michael T Schmidt, Justin Rothrock, Abhijit Joshi, Curtis D Ayers, Douglas Van Meter
  • Publication number: 20180056780
    Abstract: A zero turning radius mower has an internal combustion engine mounted transversely on a pair of longitudinal frame members behind an operator seat and a pair of rear drive wheels. The engine rotates a flywheel on a horizontal axis perpendicular to the longitudinal frame members. A gearbox is mounted to one of the longitudinal frame members, with a horizontal input shaft driven by the engine and a vertical output shaft engaging one or more rubber belts. The same rubber belts drive a pair hydrostatic transmissions for the pair of rear drive wheels and a plurality of rotary mower blades under a mower deck.
    Type: Application
    Filed: August 26, 2016
    Publication date: March 1, 2018
    Inventors: Michael T. Schmidt, Justin Rothrock, Abhijit Joshi, Curtis D. Ayers, Douglas Van Meter
  • Patent number: 9789759
    Abstract: A zero turning radius mower has an internal combustion engine mounted transversely on a pair of longitudinal frame members behind an operator seat and a pair of rear drive wheels. The engine rotates a flywheel on a horizontal axis perpendicular to the longitudinal frame members. A gearbox is mounted to one of the longitudinal frame members, with a horizontal input shaft driven by the engine and a vertical output shaft engaging one or more rubber belts. A vent passage is provided through the output shaft of the gearbox and between a hub of a rotary fan and the output shaft.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: October 17, 2017
    Assignee: DEERE & COMPANY
    Inventor: Justin Rothrock