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US 2022/0112946 A1Published application
Spill proof drain plug
OwnerRichard Meggittinventor
Life of this patent
Estimating the term…
Abstract
A port insert for a marine lower unit includes a hollow body having a first end and a second end, the second end having a first exterior thread configured to couple with a cap and one or more apertures formed in the body adjacent the first end. The port insert also includes a spring mechanism disposed within the hollow body. The port insert further includes a sealing member coupled to the spring mechanism, the sealing member being biased toward the second end in a non-use state.
Claims20
A port insert, comprising:
- a hollow body having a first end and a second end, the second end having a first exterior thread configured to couple with a cap;
- one or more apertures formed in the body adjacent the first end;
- a spring mechanism disposed within the hollow body;
- and
- a sealing member coupled to the spring mechanism, the sealing member being biased toward the second end in a non-use state.
2 more elements
A port insert system, comprising:
- a port insert, the port insert including:
- a hollow body having a first end and a second end, the second end having a first exterior thread configured to couple with a cap;
- one or more apertures formed in the body adjacent the first end;
- a spring mechanism disposed within the hollow body;
- and
- a sealing member coupled to the spring mechanism, the sealing member being biased toward the second end in a non-use state;
- and
- a draining member configured to be coupled to a drain tube, the draining member configured to fit at least partially within the hollow body.
5 more elements
A boat motor, comprising:
- a marine upper unit including a torque generator;
- a boat propeller;
- a marine lower unit comprising a gear system transferring torque generated by the torque generator to the boat propeller, the marine lower unit configured to contain a volume of oil and a draining and filling port having a spring biased valve preventing oil from flowing out of the draining and filling port in a non-use state.
Dependencies are inferred from the claim text.