enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Shiplift - Wikipedia

   en.wikipedia.org/wiki/Shiplift

   Shiplift. A shiplift is a modern alternative for a slipway, a floating dry dock or a graving dry dock. A shiplift is used to dry dock and launch ships. It consists of a structural platform that is lifted and lowered exactly vertically, synchronously by a number of hoists. First, the platform is lowered underwater, then the ship is floated above ...

3. Topping lift - Wikipedia

   en.wikipedia.org/wiki/Topping_lift

   Topping lift. The topping lift (more rarely known as an uphaul) is a line which applies upward force on a boom on a sailboat . Part of the running rigging, topping lifts are primarily used to hold a boom up when the sail is lowered. [ 1] This line would run from near the free end of the boom (s) forward to the top of the mast.

4. Hydroplane (boat) - Wikipedia

   en.wikipedia.org/wiki/Hydroplane_(boat)

   A hydroplane (or hydro, or thunderboat) is a fast motorboat, where the hull shape is such that at speed, the weight of the boat is supported by planing forces, rather than simple buoyancy. A key aspect of hydroplanes is that they use the water they are on for lift rather than buoyancy, as well as for propulsion and steering: when travelling at ...

5. Liftboat - Wikipedia

   en.wikipedia.org/wiki/Liftboat

   The liftboat Kaitlyn Eymard was built in the US by Conrad Industries in 2002. A liftboat is a self-propelled, self-elevating vessel used in support of various offshore mineral exploration and production or offshore construction activities. A liftboat has a relatively large open deck to accommodate equipment and supplies, and the capability of ...

6. Hydrofoil - Wikipedia

   en.wikipedia.org/wiki/Hydrofoil

   Description. The hydrofoil usually consists of a winglike structure mounted on struts below the hull, or across the keels of a catamaran in a variety of boats (see illustration). As a hydrofoil-equipped watercraft increases in speed, the hydrofoil elements below the hull (s) develop enough lift to raise the hull out of the water, which greatly ...

7. Capstan (nautical) - Wikipedia

   en.wikipedia.org/wiki/Capstan_(nautical)

   The tensioned portion of the rope would fasten the ship to the quay, hoist a foresail, lift a spar into position on the mast or to transfer cargo to or from a dock or lighter. A capstan is a vertical- axled rotating machine developed for use on sailing ships to multiply the pulling force of sailors when hauling ropes, cables , and hawsers .