Patents by Inventor Shigeo Unno

Shigeo Unno 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).

  • Two-cylinder V-type OHV engine for outboard motors
    Patent number: 7162985
    Abstract: A two-cylinder V-type OHV engine for outboard motors, which allows space saving in the direction of the width of the engine. A starboard side cylinder bank (RB) has a cylinder (34R) and a port side cylinder bank (LB) has a cylinder (34L). The first cylinder bank (RB) and the second cylinder bank (LB) are arranged to form a V-shape. A crankshaft (35), a single camshaft (44), and an idle gear (44) are disposed such that the crankshaft (35) drives the single camshaft (41) via the idle gear (44).
    Type: Grant
    Filed: June 21, 2005
    Date of Patent: January 16, 2007
    Assignee: Suzuki Motor Corporation
    Inventors: Jun Itoh, Shigeo Unno, Hiroyuki Maejima, Yasushi Miyashita
  • Outboard motor
    Patent number: 7115009
    Abstract: An outboard motor is provided with a four-stroke-cycle engine and an oil pan disposed below the engine. In the arrangement of the oil pan, a lubricating oil reservoir is arranged on a front side of the oil pan, and an exhaust gas passage and a cooling water passage are arranged on the rear side of the lubricating oil reservoir.
    Type: Grant
    Filed: May 31, 2005
    Date of Patent: October 3, 2006
    Assignee: Suzuki Kabushiki Kaisha
    Inventors: Jun Itoh, Ryuji Hamada, Shigeo Unno, Shigehisa Hamaguchi
  • Two-cylinder V-type OHV engine for outboard motors
    Publication number: 20050279307
    Abstract: A two-cylinder V-type OHV engine for outboard motors, which allows space saving in the direction of the width of the engine. A starboard side cylinder bank (RB) has a cylinder (34R) and a port side cylinder bank (LB) has a cylinder (34L). The first cylinder bank (RB) and the second cylinder bank (LB) are arranged to form a V-shape. A crankshaft (35), a single camshaft (44), and an idle gear (44) are disposed such that the crankshaft (35) drives the single camshaft (41) via the idle gear (44).
    Type: Application
    Filed: June 21, 2005
    Publication date: December 22, 2005
    Applicant: Suzuki Motor Corporation
    Inventors: Jun Itoh, Shigeo Unno, Hiroyuki Maejima, Yasushi Miyashita
  • Outboard motor
    Publication number: 20050277343
    Abstract: An outboard motor is provided with a four-stroke-cycle engine and an oil pan disposed below the engine. In the arrangement of the oil pan, a lubricating oil reservoir is arranged on a front side of the oil pan, and an exhaust gas passage and a cooling water passage are arranged on the rear side of the lubricating oil reservoir.
    Type: Application
    Filed: May 31, 2005
    Publication date: December 15, 2005
    Applicant: SUZUKI KABUSHIKI KAISHA
    Inventors: Jun Itoh, Ryuji Hamada, Shigeo Unno, Shigehisa Hamaguchi