Patents by Inventor Akihito Sugio

Akihito Sugio 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: 8763355
    Abstract: A cover having a side skirt and an upper face part covers a pulley provided to a mower deck. A latch mechanism removably attaches the cover to a top plate of the mower deck using an elastic deformation of the cover. The latch mechanism includes a first bracket forming a first opening, and a second bracket which is provided to the top plate so as to oppose to the first bracket via the pulley, and forms at least one second opening, a first projection provided to the side skirt of the cover, and for engaging with the first opening when attaching the cover, and at least one second projection provided to the side skirt of the cover, and for engaging with the second opening when attaching the cover.
    Type: Grant
    Filed: October 22, 2012
    Date of Patent: July 1, 2014
    Assignee: Kubota Corporation
    Inventor: Akihito Sugio
  • Patent number: 8720173
    Abstract: A mower unit configured to be supported to a work vehicle at a position between front wheels and rear wheels, comprises a mower deck; at least one blade supported by the mower deck; a climb-up assist member in which an inclined surface is formed for assisting the wheels in climbing over the mower unit; and a connecting device for detachably connecting the climb-up assist member to the mower unit in a service position in which the inclined surface assists the wheels in climbing over the mower unit.
    Type: Grant
    Filed: November 14, 2012
    Date of Patent: May 13, 2014
    Assignee: Kubota Corporation
    Inventors: Akihito Sugio, Kazuo Samejima, Yoshikazu Togoshi, Koji Fujiwara, Takuhisa Yamamoto, Eiji Satou
  • Publication number: 20140109538
    Abstract: A cover having a side skirt and an upper face part covers a pulley provided to a mower deck. A latch mechanism removably attaches the cover to a top plate of the mower deck using an elastic deformation of the cover. The latch mechanism includes a first bracket forming a first opening, and a second bracket which is provided to the top plate so as to oppose to the first bracket via the pulley, and forms at least one second opening, a first projection provided to the side skirt of the cover, and for engaging with the first opening when attaching the cover, and at least one second projection provided to the side skirt of the cover, and for engaging with the second opening when attaching the cover.
    Type: Application
    Filed: October 22, 2012
    Publication date: April 24, 2014
    Applicant: KUBOTA CORPORATION
    Inventor: Akihito SUGIO
  • Patent number: 8567166
    Abstract: A spring support body is slidably supported on a support portion provided to a connecting member connected to a link mechanism, the spring support body supporting a side of a tension spring opposite to the side connecting the tension spring to a tension wheel body, the tension spring biasing the tension wheel body to a tension position, the tension wheel body being freely movable between a tension position and a tension release position. An operation tool slides the spring support body between the tension side and the loosened side of the tension spring, the operation tool being connected to the spring support body by being disposed such that the operation tool is positioned on a lateral exterior side of a cutting blade housing with respect to the connecting member.
    Type: Grant
    Filed: March 15, 2012
    Date of Patent: October 29, 2013
    Assignee: Kubota Corporation
    Inventors: Akira Minoura, Akihito Sugio, Yoshikazu Togoshi, Eiji Sato
  • Publication number: 20130047567
    Abstract: A spring support body is slidably supported on a support portion provided to a connecting member connected to a link mechanism, the spring support body supporting a side of a tension spring opposite to the side connecting the tension spring to a tension wheel body, the tension spring biasing the tension wheel body to a tension position, the tension wheel body being freely movable between a tension position and a tension release position. An operation tool slides the spring support body between the tension side and the loosened side of the tension spring, the operation tool being connected to the spring support body by being disposed such that the operation tool is positioned on a lateral exterior side of a cutting blade housing with respect to the connecting member.
    Type: Application
    Filed: March 15, 2012
    Publication date: February 28, 2013
    Applicant: KUBOTA CORPORATION
    Inventors: Akira MINOURA, Akihito SUGIO, Yoshikazu TOGOSHI, Eiji SATO
  • Patent number: 8336281
    Abstract: A mower unit configured to be supported to a work vehicle at a position between front wheels and rear wheels, comprises a mower deck; at least one blade supported by the mower deck; a climb-up assist member in which an inclined surface is formed for assisting the wheels in climbing over the mower unit; and a connecting device for detachably connecting the climb-up assist member to the mower unit in a service position in which the inclined surface assists the wheels in climbing over the mower unit.
    Type: Grant
    Filed: February 15, 2010
    Date of Patent: December 25, 2012
    Assignee: Kubota Corporation
    Inventors: Akihito Sugio, Kazuo Samejima, Yoshikazu Togoshi, Koji Fujiwara, Takuhisa Yamamoto, Eiji Satou
  • Patent number: 8156722
    Abstract: Disclosed is a mower with a mower deck, a plurality of cutting chambers mutually communicated and arranged in a lateral direction within the mower deck, and a blade mounted in each cutting chamber to be rotatable about a vertical axis. A grass clippings guide in form of a vertical wall is disposed in an upper area within the cutting chamber, to guide the grass clippings flowing within the cutting chamber toward a center of rotation of the blade. A shield member is disposed for preventing entry of grass clippings between the grass clippings guide and a peripheral wall of the cutting chamber.
    Type: Grant
    Filed: October 1, 2008
    Date of Patent: April 17, 2012
    Assignee: Kubota Corporation
    Inventors: Akihito Sugio, Kazuo Sameshiima, Akira Minoura, Masatake Murakawa, Masatoshi Yamaguchi, Kazuo Koike, Masato Asahara, Yoshikazu Togoshi, Osami Fujiwara, Koji Fujiwara
  • Patent number: 8117813
    Abstract: A riding type grass mower includes a right wheel and a left wheel, a rear-discharge type mower unit disposed forwardly of the right/left wheels, a driver's seat disposed between and upwardly of the right/left wheels, an engine mounted rearwardly of the driver's seat, an engine hood for covering the engine, and a restricting unit disposed rearwardly of the driver's seat and at an area downwardly of the engine hood, the restricting unit having a restricting face (including a mesh face) configured to restrict upward rising of cut grass discharged from the mower unit.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: February 21, 2012
    Assignee: Kubota Corporation
    Inventors: Akihito Sugio, Osami Fujiwara, Yusuke Shoji, Yoshihiro Ueda
  • Patent number: 8087221
    Abstract: A mower unit includes a mower deck mounting therein in parallel layout first, second and third rotary blades rotatably driven about vertical axes and a washing device. The mower deck includes a top wall, side walls and first, second and third auxiliary side walls for evacuation. The washing device includes a single water supplying unit disposed upwardly of the top wall for supplying washing water and first, second and third water discharging units disposed through the first, second and third auxiliary side walls for discharging water to the first, second and third rotary blades respectively. The washing device includes also a water supplying pipe unit interconnecting and communicating the water supplying unit to the first, second and third water discharging units. The water supplying pipe unit is disposed within a mower deck rear space delimited by outer faces of the first, second and third auxiliary side walls.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: January 3, 2012
    Assignee: Kubota Corporation
    Inventors: Akihito Sugio, Akira Minoura, Yoshikazu Togoshi, Eiji Satou, Takahiro Shiraga, Kazuo Koike, Motosumi Shiotsuki, Yusuke Shoji
  • Publication number: 20110232250
    Abstract: A mower unit is disclosed, including a mower deck mounting therein in parallel layout first, second and third rotary blades rotatably driven about vertical axes and a washing device. The mower deck includes a top wall, side walls and first, second and third auxiliary side walls for evacuation, the auxiliary side walls having shapes along at least a machine body rear portion of the rotary path of each rotary blade. The washing device includes a single water supplying unit disposed upwardly of the top wall for supplying washing water and first, second and third water discharging units disposed through the first, second and third auxiliary side walls for discharging water to the first, second and third rotary blades respectively. The washing device includes also a water supplying pipe unit interconnecting and communicating the water supplying unit to the first, second and third water discharging units.
    Type: Application
    Filed: August 31, 2010
    Publication date: September 29, 2011
    Applicant: Kubota Corporation
    Inventors: Akihito Sugio, Akira Minoura, Yoshikazu Togoshi, Eiji Satou, Takahiro Shiraga, Kazuo Koike, Motosumi Shiotsuki, Yusuke Shoji
  • Publication number: 20110131942
    Abstract: A riding type grass mower includes a right wheel and a left wheel, a rear-discharge type mower unit disposed forwardly of the right/left wheels, a driver's seat disposed between and upwardly of the right/left wheels, an engine mounted rearwardly of the driver's seat, an engine hood for covering the engine, and a restricting unit disposed rearwardly of the driver's seat and at an area downwardly of the engine hood, the restricting unit having a restricting face (including a mesh face) configured to restrict upward rising of cut grass discharged from the mower unit.
    Type: Application
    Filed: August 31, 2010
    Publication date: June 9, 2011
    Applicant: KUBOTA CORPORATION
    Inventors: Akihito Sugio, Osami Fujiwara, Yusuke Shoji, Yoshihiro Ueda
  • Publication number: 20100139228
    Abstract: A mower unit configured to be supported to a work vehicle at a position between front wheels and rear wheels, comprises a mower deck; at least one blade supported by the mower deck; a climb-up assist member in which an inclined surface is formed for assisting the wheels in climbing over the mower unit; and a connecting device for detachably connecting the climb-up assist member to the mower unit in a service position in which the inclined surface assists the wheels in climbing over the mower unit.
    Type: Application
    Filed: February 15, 2010
    Publication date: June 10, 2010
    Applicant: KUBOTA CORPORATION
    Inventors: Akihito Sugio, Kazuo Samejima, Yoshikazu Togoshi, Koji Fujiwara, Takuhisa Yamamoto, Eiji Satou
  • Patent number: 7685800
    Abstract: A mower unit configured to be supported to a work vehicle at a position between front wheels and rear wheels, comprises a mower deck; at least one blade supported by the mower deck; a climb-up assist member in which an inclined surface is formed for assisting the wheels in climbing over the mower unit; and a connecting device for detachably connecting the climb-up assist member to the mower unit in a service position in which the inclined surface assists the wheels in climbing over the mower unit.
    Type: Grant
    Filed: March 5, 2008
    Date of Patent: March 30, 2010
    Assignee: Kubota Corporation
    Inventors: Akihito Sugio, Kazuo Samejima, Yoshikazu Togoshi, Koji Fujiwara, Takuhisa Yamamoto, Eiji Satou
  • Publication number: 20090178382
    Abstract: Disclosed is a mower with a mower deck, a plurality of cutting chambers mutually communicated and arranged in a lateral direction within the mower deck, and a blade mounted in each cutting chamber to be rotatable about a vertical axis. A grass clippings guide in form of a vertical wall is disposed in an upper area within the cutting chamber, to guide the grass clippings flowing within the cutting chamber toward a center of rotation of the blade. A shield member is disposed for preventing entry of grass clippings between the grass clippings guide and a peripheral wall of the cutting chamber.
    Type: Application
    Filed: October 1, 2008
    Publication date: July 16, 2009
    Applicant: KUBOTA CORPORATION
    Inventors: Akihito Sugio, Kazuo Sameshiima, Akira Minoura, Masatake Murakawa, Masatoshi Yamaguchi, Kazuo Koike, Masato Asahara, Yoshikazu Togoshi, Osami Fujiwara, Koji Fujiwara
  • Patent number: 7448194
    Abstract: A mower comprising: a cutting blade housing; rotating cutting blades; a rear plate disposed rearwardly the rotating cutting blades; a rear vertical wall that is supported by the cutting blade housing and that forms a first ventilation hole in a center portion in the transverse direction of the cutting blade housing.
    Type: Grant
    Filed: March 21, 2007
    Date of Patent: November 11, 2008
    Assignee: Kubota Corporation
    Inventors: Kazuo Koike, Masatoshi Yamaguchi, Akihito Sugio, Kazuo Samejima
  • Publication number: 20080236125
    Abstract: A mower unit configured to be supported to a work vehicle at a position between front wheels and rear wheels, comprises a mower deck; at least one blade supported by the mower deck; a climb-up assist member in which an inclined surface is formed for assisting the wheels in climbing over the mower unit; and a connecting device for detachably connecting the climb-up assist member to the mower unit in a service position in which the inclined surface assists the wheels in climbing over the mower unit.
    Type: Application
    Filed: March 5, 2008
    Publication date: October 2, 2008
    Applicant: Kubota Corporation
    Inventors: Akihito Sugio, Kazuo Samejima, Yoshikazu Togoshi, Koji Fujiwara, Takuhisa Yamamoto, Eiji Satou
  • Publication number: 20080053056
    Abstract: A mower comprising: a cutting blade housing; rotating cutting blades; a rear plate disposed rearwardly the rotating cutting blades; a rear vertical wall that is supported by the cutting blade housing and that forms a first ventilation hole in a center portion in the transverse direction of the cutting blade housing.
    Type: Application
    Filed: March 21, 2007
    Publication date: March 6, 2008
    Applicant: Kubota Corporation
    Inventors: Kazuo Koike, Masatoshi Yamaguchi, Akihito Sugio, Kazuo Samejima