Measuring and testing – Navigation – Ship's log
Patent
1988-11-29
1990-04-17
Woodiel, Donald O.
Measuring and testing
Navigation
Ship's log
G01P 516
Patent
active
049169475
ABSTRACT:
An improved speed detecting device for a marine propulsion unit that includes a drilled passageway integrally formed in the lower unit housing and which cooperates with a two part flexible conduit to transmit the signal of water pressure to a remotely positioned speed detector contained within the hull of the associated watercraft.
REFERENCES:
patent: T981002 (1979-04-01), Snyder
Beutler Ernest A.
Sanshin Kogyo Kabushiki Kaisha
Woodiel Donald O.
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