Patents Assigned to Sanshin Industries Co., Ltd.
  • Exhaust silencer structure for outboard engines
    Patent number: 4421490
    Abstract: An exhaust system for an outboard engine that improves exhaust efficiency and silencing at low speeds. The low speed exhaust gases are delivered to the atmosphere through a predetermined water level that is maintained in a separate water reservoir.
    Type: Grant
    Filed: February 4, 1982
    Date of Patent: December 20, 1983
    Assignees: Yamaha Motor Co., Ltd., Sanshin Industries Co., Ltd.
    Inventor: Ryoji Nakahama