Controllable pitch propellers adjust blade angle instead of engine speed, letting ships change thrust, direction, and handling instantly. This explains the physics, advantages, and tradeoffs compared ...

Presentation of the DNV GL certificate by Dr. Olaf Richter (right) in the presence of his inspector, Dieter Ekat (2nd from left) who supported the test series, to Piening boss Mathias Pein (2nd from ...

At the SMM exhibition and conference in Hamburg, Germany, Wärtsilä is introducing its latest development of large Controllable Pitch (CP) Propellers, based on the previously known E-hub type. The new ...

A containership transiting the Pacific Ocean lost hydraulic oil and propulsion after its propeller blade cracked, according to a report from the National Transportation Safety Board (NTSB). A blade on ...

You’ve used a boat payment calculator to secure the ship of your dreams, tackled the open waters, and enjoyed every minute of it. Now, the time has come to buy a new propeller. If this is your first ...

Until recently Hamilton has had a virtual monopoly of the propeller business. Lately, however, it and its most formidable rival, famed old Curtiss-Wright Corp., have been seeking another ...

Mercury Racing has expanded the pitch range of its popular Revolution 4 XP propeller line, investing in a new base casting that will be used to produce this high‑performance prop in a 15‑inch diameter ...

Combination of carbon, glass and epoxy resin produces a strong replacement for nickel/aluminum/bronze metal, the current propeller standard. Damage-tolerant reinforcing fabric strengthens highly ...