Patents Assigned to Sanshin Koygo Kabushiki Kaisha
  • Engine
    Patent number: 5662073
    Abstract: An exhaust arrangement for an internal combustion engine wherein the timing of the cylinder events is such that the exhaust port of one cylinder opens before the exhaust port of another cylinder closes so as to improve scavenging and performance. In preferred embodiments, the engine is of a 2-cycle type and the exhaust port of the one cylinder also opens before the scavenge port of the other cylinder closes. The principle is also depicted in conjunction with a four cylinder engine.
    Type: Grant
    Filed: August 4, 1995
    Date of Patent: September 2, 1997
    Assignee: Sanshin Koygo Kabushiki Kaisha
    Inventor: Seiichi Tanaka
  • Fuel supply system for an engine
    Patent number: 5450831
    Abstract: A fuel delivery system for an engine having multiple, vertically spaced charge formers, and the system is provided with a fuel conduit arrangement so that the individual conduits serving the individual charge formers are kept relatively short in length, but the conduits are interconnected in such a way that any vapor which may form in the conduits will flow vertically upwardly for purging from the system.
    Type: Grant
    Filed: September 8, 1994
    Date of Patent: September 19, 1995
    Assignee: Sanshin Koygo Kabushiki Kaisha
    Inventor: Yoshihito Fukuoka
  • Exhaust system for outboard motor
    Patent number: 5154654
    Abstract: An outboard motor for mounting on the transom of a boat, having a horizontal engine and output shaft, an exhaust system having horizontal and vertical portions including an enlarged cross sectional water jacketed muffler within a water chamber having a retaining wall defining the water level, is tiltable and provides an enclosure for the engine area including a cowling, hood, and moveable hood section and a sleeve between the moveable hood and engine to perfect enclosure during tilting.
    Type: Grant
    Filed: February 25, 1991
    Date of Patent: October 13, 1992
    Assignee: Sanshin Koygo Kabushiki Kaisha
    Inventors: Susumu Yamazaki, Eiichiro Tsujii, Manabu Nakayama
  • Control device for marine engine
    Patent number: 4767363
    Abstract: A control system for a watercraft that presents the existence of more than a predetermined degree of acceleration when the watercraft is being steered through a substantial steering angle.
    Type: Grant
    Filed: December 1, 1986
    Date of Patent: August 30, 1988
    Assignee: Sanshin Koygo Kabushiki Kaisha
    Inventors: Tatsuki Uchida, Katsumi Torigai