The reduction gearbox is freestanding and is intended
for integrated propulsion systems. It is designed as
a combined speed reduction unit, with a common hydraulic
system for gear and propeller.
Kamewa reduction gearbox, with the oil distribution
box mounted on the forward end of the gearbox.
The gear has a built-in hydraulic operated clutch and
is provided with seating brackets for bolting to the
ship’s foundation. The input shaft is provided
with keyway for mounting of the flexible coupling and
the output shaft with a cylindrical shaft or flange.
The hollow bored propeller shaft carries the single
oil tube or the actuating rod.
The reduction gearboxes are normally equipped with
one-step reductions from 1:51 to 5.95:1 (6.25:1). Some
applications can be delivered with two-step reduction
with maximum ratio up to 12:1.
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