B - Operations – Transporting – 63 – H
Patent
B - Operations, Transporting
63
H
B63H 11/01 (2006.01) B63H 5/10 (2006.01) B63H 11/04 (2006.01) B63H 11/107 (2006.01) B63H 11/11 (2006.01) B63H 23/08 (2006.01)
Patent
CA 2394191
A boat propulsion device, wherein a curved tube-shaped propeller (2) is formed, on a bottom (1b), of a front casing (12) having a suction port (11) opened under water on a bow side, an impeller casing (10) for inscribing an impeller (17) therewith, and a rear casing (14) having a delivery port (13) opened under water on a stern side so that the impeller (17) can be rotated in forward and reverse directions.
L'invention concerne un dispositif de propulsion d'une embarcation équipé d'un propulseur incurvé en forme de tube (2) qui comprend une manche d'admission (12) formée sur un socle (1b) et présentant un orifice d'aspiration (11) ouvert sous l'eau, côté étrave; un caisson de la turbine (10) pour loger une turbine (17); et un contre-carter (14) présentant un orifice de refoulement (13) ouvert sous l'eau, côté poupe, de sorte que la turbine (17) puisse tourner dans le sens direct et dans le sens inverse.
Gowling Lafleur Henderson Llp
Ishigaki Company Limited
LandOfFree
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