Ads
related to: used snatch blocks for saleA+ Rated Business - Better Business Bureau
Search results
Results from the WOW.Com Content Network
In sailing, a block is a single or multiple pulley. One or a number of sheaves are enclosed in an assembly between cheeks or chocks. In use, a block is fixed to the end of a line, to a spar, or to a surface. A line (rope) is reeved through the sheaves, and maybe through one or more matching blocks at some far end, to make up a tackle.
Snatch or impact blocks: used for heavier loads and more dynamic rigging, the cheeks of these blocks are fixed in place with a pin which locks into the opposite cheek. This pin may form part of the axle for a second pulley, which is secured to the load or rigging point with a soft sling, rather than a solid device such as a shackle.
All winches also have cleats. The racing package also added eight additional recessed tracks and cars, two additional sets of genoa sheets, one additional set of spinnaker sheets, four additional snatch blocks, one Omni compass, boomvang, folding propeller The boat is available with wheel steering or tiller. [3]
The ideal mechanical advantage of the block and tackle is equal to the number of sections of the rope that support the moving block. In the diagram on the right, the ideal mechanical advantage of each of the block and tackle assemblies [7] shown is as follows: Gun tackle: 2; Luff tackle: 3; Double tackle: 4; Gyn tackle: 5; Threefold purchase: 6
AAW An acronym for anti-aircraft warfare. aback (of a sail) Filled by the wind on the opposite side to the one normally used to move the vessel forward.On a square-rigged ship, any of the square sails can be braced round to be aback, the purpose of which may be to reduce speed (such as when a ship-of-the-line is keeping station with others), to heave to, or to assist moving the ship's head ...
Sundries and Craft Items. Now is also a good time to stock up on miscellaneous items you know you’ll need during winter. “Look for sales on paper towels, toilet paper, garbage bags, paper ...
Ads
related to: used snatch blocks for saleA+ Rated Business - Better Business Bureau