Patents Assigned to Flush Muffler, Inc.
  • Exhaust muffler for outboard motors
    Patent number: 5442148
    Abstract: An exhaust muffler for outboard motors which is fastened to the rear end of the propeller hub and directs the motor's exhaust back into the hub of the propeller and out through the front of the propeller and the by-pass exhaust ports of the motor. The muffler includes an elastomeric member and a blocking member with the blocking member having pressure relief mechanism therein.
    Type: Grant
    Filed: May 31, 1994
    Date of Patent: August 15, 1995
    Assignee: Flush Muffler, Inc.
    Inventor: Roy F. Hensler