Patent ID: 6877451

Claim:
A deck drain assembly for marine vessels, comprising: a drain basket adapted to be secured to a deck of a marine vessel, having a central opening therein, an upper portion of said central opening being of a first predetermined diameter, and a lower portion immediately below said upper portion being of a second predetermined diameter smaller than said first predetermined diameter, thereby producing a steo portion at a level where said upper portion and said lower portion meet; a retaining ring having an upper flanged portion and a lower unflanged portion, the upper and lower portions being sized such that said lower portion is capable of being inserted axially past said step presented in said drain basket secured to a deck of a marine vessel, and such that the flange of said upper portion is operable to rest upon said step in said drain basket, said retaining ring having an opening through a center thereof; a drain strainer element having a central section and a flange protruding radially outwardly from said central section at an upper portion thereof, said central section being sized to fit into said opening in said retaining ring, and said flange being sized to engage an upper surface of said retaining ring; means for securing said retaining ring to said drain basket; means for securing said drain strainer to said retaining ring; and wherein said retaining ring securing means comprises a plurality of spaced apart threaded openings extending radially through a wall of said lower portion of said retaining ring, and a corresponding plurality of set screws adapted to be threaded therethrough and into contact with an inner wall of said drain basket.