Van der Velden rudder systems
Flap, fishtail, flanking and energy-saving rudders for inland, seagoing, dredging and fishing vessels; Barke reaches a combined 100-degree angle.
The rudder programme ranges from simple HD and XR rudders for inland ships to high-lift designs. The Barke flap rudder uses a progressively rotating flap with an enclosed linkage, giving 45 degrees of rudder angle plus 55 degrees of flap angle, high lift at large angles and low drag at small ones; it suits fishing and research vessels and dredgers. Master Fishtail rudders, flanking rudders for pusher tugs that retract into the hull when sailing ahead, and ESPAC energy-saving rudders complete the line.
Specifications
- Rudder angle deg
- 45
- Flap angle deg
- 55
- Total angle deg
- 100
Listed under
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Hydraulic steering systems for single-screw twin-rudder (2DWK) and four-rudder (4DWKK) inland vessels, class-approved.