Patents by Inventor Ikuo Iwasaki

Ikuo Iwasaki 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).

  • LAWN MOWING VEHICLE WITH AT LEAST ONE REEL UNIT
    Publication number: 20150282424
    Abstract: A lawn mowing vehicle (1) mows a lawn along the travel path of the vehicle. The lawn mowing vehicle (1) includes: at least one electric reel unit having an electric reel (22) raised and lowered by an electric cylinder (26a-26c).
    Type: Application
    Filed: June 23, 2015
    Publication date: October 8, 2015
    Inventors: Michinori SHIDA, Ikuo IWASAKI, Fumio HASEGAWA, Takaaki SUDOH, Takushi KANEKO
  • Lawn mowing vehicle with a control unit for elevating mechanisms and for rotating a blade depending on grass condition
    Patent number: 9084391
    Abstract: A lawn mowing vehicle (1) mows a lawn along the travel path of the vehicle. The lawn mowing vehicle (1) includes: at least one electric reel unit having an electric reel (22) raised and lowered by an electric cylinder (26a-26c); sensors (34a-34c) for detecting the travel speed of the vehicle; sensors for detecting the state of the lawn; and a control device (37) for controlling the electric cylinder (26a-26c) according to the result of the detection by the sensors (34a-34c) to thereby control the elevation position of the electric reel (22) and for controlling whether or not to rotate the electric reel (22) on the basis of the detected results of the sensors for detecting the state of the lawn.
    Type: Grant
    Filed: July 18, 2014
    Date of Patent: July 21, 2015
    Assignees: IHI CORPORATION, IHI SHIBAURA MACHINERY CORPORATION
    Inventors: Michinori Shida, Ikuo Iwasaki, Fumio Hasegawa, Takaaki Sudoh, Takushi Kaneko
  • LAWN MOWING VEHICLE WITH A CONTROL UNIT FOR ELEVATING MECHANISMS
    Publication number: 20140325949
    Abstract: A lawn mowing vehicle (1) mows a lawn along the travel path of the vehicle. The lawn mowing vehicle (1) includes: at least one electric reel unit having an electric reel (22) raised and lowered by an electric cylinder (26a-26c); sensors (34a-34c) for detecting the travel speed of the vehicle; and a control device (37) for controlling the electric cylinder (26a-26c) according to the result of the detection by the sensors (34a-34c) to thereby control the elevation position of the electric reel (22).
    Type: Application
    Filed: July 18, 2014
    Publication date: November 6, 2014
    Inventors: Michinori SHIDA, Ikuo IWASAKI, Fumio HASEGAWA, Takaaki SUDOH, Takushi KANEKO
  • Lawn mowing vehicle with a control unit for elevating mechanisms
    Patent number: 8839598
    Abstract: A lawn mowing vehicle (1) mows a lawn along the travel path of the vehicle. The lawn mowing vehicle (1) includes: at least one electric reel unit having an electric reel (22) raised and lowered by an electric cylinder (26a-26c); sensors (34a-34c) for detecting the travel speed of the vehicle; and a control device (37) for controlling the electric cylinder (26a-26c) according to the result of the detection by the sensors (34a-34c) to thereby control the elevation position of the electric reel (22).
    Type: Grant
    Filed: December 2, 2013
    Date of Patent: September 23, 2014
    Assignees: IHI Corporation, IHI Shibaura Machinery Corporation
    Inventors: Michinori Shida, Ikuo Iwasaki, Fumio Hasegawa, Takaaki Sudoh, Takushi Kaneko
  • LAWN MOWING VEHICLE WITH A CONTROL UNIT FOR THE MOTOR
    Publication number: 20140075902
    Abstract: A lawn moving vehicle (1) is for movwing lawn along the travel path of the vehicle. The lawn moving vehicle (1) includes: at least one electric reel unit having an electric reel (22) driven by a motor (24); sensors (34a-34c) for detecting the travel speed of the vehicle; and a control device (37) for controlling the motor (24) according to the result of the detection by the sensors (34a-34c) to thereby control the rotational speed of the electric reel (22) provided to the electric reel unit.
    Type: Application
    Filed: December 2, 2013
    Publication date: March 20, 2014
    Applicants: IHI Shibaura Machinery Corporation, IHI Corporation
    Inventors: Michinori SHIDA, Ikuo IWASAKI, Fumio HASEGAWA, Takaaki SUDOH, Takushi KANEKO
  • Lawn mowing vehicle with a control unit for the motor
    Patent number: 8621833
    Abstract: A lawn moving vehicle (1) is for mowing lawn along the travel path of the vehicle. The lawn moving vehicle (1) includes: at least one electric reel unit having an electric reel (22) driven by a motor (24); sensors (34a-34c) for detecting the travel speed of the vehicle; and a control device (37) for controlling the motor (24) according to the result of the detection by the sensors (34a-34c) to thereby control the rotational speed of the electric reel (22) provided to the electric reel unit.
    Type: Grant
    Filed: October 26, 2010
    Date of Patent: January 7, 2014
    Assignees: IHI Corporation, IHI Shibaura Machinery Corporation
    Inventors: Michinori Shida, Ikuo Iwasaki, Fumio Hasegawa, Takaaki Sudoh, Takushi Kaneko
  • LAWN MOWING VEHICLE
    Publication number: 20130047565
    Abstract: A lawn moving vehicle (1) is for movwing lawn along the travel path of the vehicle. The lawn moving vehicle (1) includes: at least one electric reel unit having an electric reel (22) driven by a motor (24); sensors (34a-34c) for detecting the travel speed of the vehicle; and a control device (37) for controlling the motor (24) according to the result of the detection by the sensors (34a-34c) to thereby control the rotational speed of the electric reel (22) provided to the electric reel unit.
    Type: Application
    Filed: October 26, 2010
    Publication date: February 28, 2013
    Inventors: Michinori Shida, Ikuo Iwasaki, Fumio Hasegawa, Takaaki Sudoh, Takushi Kaneko