Vessel propulsion

Ships – Hull or hull adjunct employing fluid dynamic forces to... – Having fluid channeling or entrapping configuration

Reexamination Certificate

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Details

C114S162000, C440S068000, C440S079000

Reexamination Certificate

active

07878136

ABSTRACT:
The instant invention is a shroud/keel/rudder combination for use on a engine driven marine vessel having a vented tunnel propulsion system. The combination produces acceptable acceleration, minimal loss of speed, resistance to weed entanglement and optimized steering, in both forward and reverse, especially when used with surface piercing propellers.

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