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The keel provides the housing for the centreboard, moving it out of the hull, but adds only a small amount of draft to the boat. The centreboard can then be lowered in deeper waters to increase the amount of lift. Ballast is usually provided in the keel, keeping the centreboard lighter and easier to handle.
Planing (/ ˈ p l eɪ n ɪ ŋ / PLAY-ning) is the mode of operation for a waterborne craft in which its weight is predominantly supported by hydrodynamic lift, rather than hydrostatic lift . Many forms of marine transport make use of planing, including fast ferries , racing boats, seaplanes , and water skis .
A 2009 review in Yachting Monthly stated, "the largest of the lifting-keel Etaps, launched in 1981, the 26 manages a proper heads compartment amidships and an inboard engine powering a saildrive. She is designed to right herself with the keel fully up, but many owners tend to sail with it permanently down, because the mechanism for lifting this ...
canting keel with chain and tilt the fin 90 degrees or more. In recent years, canting keel devices have been proposed in which the drive is not a lever, as it was before, but something else. One of these devices is a canting keel with a chain drive, which is able to tilt the fin 90 degrees or more. The author of this invention is Boris Kuchukov ...
Also known as a swing or lifting keel, this version has a draft of 1.38m (4'66") [1] when the keel is down or 0.61m (2'0") when the keel is up. Rigging.
The fixed keel-equipped version of the boat has a draft of 4.50 ft (1.37 m), while the lifting keel-equipped version has a draft of 4.50 ft (1.37 m) with the centerboard extended and 10 in (25 cm) with it retracted, allowing operation in shallow water, beaching or ground transportation on a trailer.
Take a look at the pros and cons. Social Security faces financial challenges, with the program currently set to only have enough funds to cover 75% of its costs by 2035. Does the answer lie in ...
The boat has a draft of 7.62 ft (2.32 m) with the keel extended and 3.28 ft (1.00 m) with it retracted, allowing operation in shallow water or ground transportation on a trailer. [1] [2] The boat is normally fitted with a small outboard motor for docking and maneuvering, mounted in a cockpit well just aft of the bridgedeck and enclosed by doors.