Marine propulsion – Jet drive
Reexamination Certificate
2005-08-02
2005-08-02
Sotelo, Jesus D. (Department: 3617)
Marine propulsion
Jet drive
C416S22300B
Reexamination Certificate
active
06923694
ABSTRACT:
Rotary vanes having inducer-joined axial-flow vane portions, mixed-flow vane portions collisionlessly connected to the axial-flow vane portions, and centrifugal vane portions collisionlessly connected to the mixed-flow vane portions are wound around an outer peripheral surface of a hub that is continuously curved. The hub is configured with a moderate slope region and a steep slope region. The axial-flow vane portions and the mixed-flow vane portions are wound around the moderate slope region, and the centrifugal vane portions being wound around the steep slope region.
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English Language Abstract of JP 3-67097.
English Language Abstract of JP 10-59287.
English Language Abstract of JP 11-70894.
English Language Abstract of JP 2000-118494.
English Language Abstract of JP 8253196.
Greenblum & Bernstein P.L.C.
Ishigaki Company Limited
Sotelo Jesus D.
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