CPC B63B 34/21 (2020.02) [B63B 13/00 (2013.01); B63B 34/26 (2020.02)] | 20 Claims |
1. A drainage valve system comprising:
an outer frame configured to;
slide upwards vertically to retract within a scupper of the watercraft in a first position, the first position a closed position blocking flow of water through the scupper;
slide downwards vertically to protrude from the scupper in a second position, the second position a position open to flow of the water through the scupper; and
an inner ball valve that is a buoyant sphere adapted to fit moveably within a portion of the outer frame.
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