Search results
Results From The WOW.Com Content Network
A derrick is a lifting device composed at minimum of one guyed mast, as in a gin pole, which may be articulated over a load by adjusting its guys. Most derricks have at least two components, either a guyed mast or self-supporting tower, and a boom hinged at its base to provide articulation, as in a stiffleg derrick. The most basic type of ...
A gin pole in use loading logs A gin pole used to install a weather vane atop the 200-foot steeple of a church Roof trusses being assembled with gin poles. A gin pole is a mast supported by one or more guy-wires that uses a pulley or block and tackle mounted on its upper end to lift loads. The lower end is braced or set in a shallow hole and ...
Shear legs are a lifting device related to the gin pole, derrick and tripod (lifting device). Shears are an A-frame of any kind of material such as timbers or metal, the feet resting on or in the ground or on a solid surface which will not let them move and the top held in place with guy-wires or guy ropes simply called "guys".
Guy (red arrow), controlling the spinnaker pole. The guys supporting a sailboat mast are called "standing rigging" and in modern boats are stainless steel wire rope. Guys are rigged to the bow and stern, usually as a single guy. Lateral guys attach to "chain plates" port and starboard attached to the hull.
A gyn is an improvised three-legged lifting device used on sailing ships.It provides more stability than a derrick or sheers, and requires no rigging for support. Without additional support, however, it can only be used for lifting things directly up and down.
Generally, a tent pole generates most of an organization's income, making it possible for workers to make products that may be less profitable. The term's origins are murky: Some scholars have ...
Gin Pit Colliery's old spoil tip or rucks A spoil tip is a pile built of accumulated spoil - the overburden or other waste rock removed during coal and ore mining. Squeeze. A squeeze, weight or pinching was settling of the strata over a worked out area, resulting in lowering of the roof. Stinkdamp. Sulphuretted hydrogen gas, lethal following ...
The post The Real (and Disturbing) Meaning Behind Barber Poles appeared first on Reader's Digest. Show comments. Advertisement. Advertisement. In Other News. Entertainment. Entertainment. People.