Patents Assigned to Macsea Marine Services Company, Inc.
  • Apparatus for cleaning underwater surfaces
    Patent number: 4604960
    Abstract: Apparatus for cleaning underwater surfaces and including at least one rotatable brush, and at least one pump the generating a stream of water passing from the front to the rear of the brush to hold the apparatus against an object to be cleaned. The apparatus can be readily manipulated and held in any desired attitude as a result of the brush being surrounded by an annular tube containing two immiscible materials of different specific gravity, such as a solid and a liquid, or two immiscible liquids.
    Type: Grant
    Filed: December 28, 1984
    Date of Patent: August 12, 1986
    Assignee: Macsea Marine Services Company, Inc.
    Inventor: Kiyoshi Wachi