keelson
A beam attached to the top of the floors to add strength to the keel on a wooden boat.
ketch ...
keelson or kelson - A structural member or inside keel fitted over the throats of the floors above and parallel to the keel.
"Keep her full" - When close hauled, an admonition not to keep too close to the wind.
keelson
A structure of timbers or steel beams that are bolted to the top of a keel to increase its strength. Also spelled kelson. (back)
king post ...
Keelson - A structural member above and parallel to the keel.
Kick-up- Describes a rudder or centerboard that rotates back and up when an obstacle is encountered. Useful when a boat is to be beached.
Knockabout - A type of schooner without a bowsprit.
DEADWOOD The reinforcing structure built in between the keel and keelson in the after body of a ship or back of the joint between the stem and the keel in the fore body. DECK A deck in a ship corresponds to a floor in a building.
It should not be stepped into the keelson through a hole in the thwart, but should be fitted with a strong iron clamp and pin screwed to the after part of the thwart, so that it may be unshipped in a hurry. The mast should be light and strong.
(A floor is properly, a structural member which ties a frame to the keelson and keel.) The underside of a deck is the deck head. The keel is a lengthwise structural member to which the frames are fixed (sometimes referred to as a backbone).
All shell and deck plating, gunwale and keelson angles, and the side girders and angles were included in the calculation for the moment ofjinertia. The calculated and observed positions of the neutral axis are thus in fairly close agreement.
 See also: Forward, Boat, Deck, Mast, Set
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