B - Operations – Transporting – 63 – H
Patent
B - Operations, Transporting
63
H
115/22
B63H 1/14 (2006.01) B63H 20/12 (2006.01) B63H 20/32 (2006.01) B63H 20/14 (2006.01) B63H 20/34 (2006.01) F02B 61/04 (2006.01)
Patent
CA 1215274
APPLICANT: AB VOLVO PENTA TITLE: PROPELLER DRIVE FOR BOATS ABSTRACT OF THE DISCLOSURE A double-propeller drive unit for boats, in which the under-water housing of the drive unit is designed so that the pressure center for the transverse force on the drive housing caused by water flow is located in front of the steering axis of the drive unit.
436483
Ab Volvo Penta
Smart & Biggar
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