Shear legs, also known as sheers, shears, or sheer legs, are a form of two-legged lifting device. Shear legs may be permanent, formed of a solid A-frame...

sheerleg (also: shearleg) is a floating water vessel with a crane built on shear legs. Unlike other types of crane vessel, it is not capable of rotating its...

shear legs without any crossbar. The bottom of the legs are set in two holes on the ground, spreading them apart. There is a rope to tie the two legs...

of powered cranes; the raising of the columns was done manually using shear legs (or shears), a simple crane mechanism. These consisted of two strong poles...

tackle, a deadman with a cleat, an endless whip with a block, a chair, and shear legs. Once the equipment is prepared, two scouts go up to the tower (these...

adjustment. Look up Bipod in Wiktionary, the free dictionary. Tripod Monopod Shear legs - large bipods used for lifting items Shooting sticks (weapon mount) "Bipod-Definition...

However, conventional techniques, using Neolithic technology as basic as shear legs, have been demonstrably effective at moving and placing stones of a similar...

called a standing derrick or pole derrick, distinguished from sheers (or shear legs) by having a single boom rather than a two-legged one. In addition to...

its legs and other vital delicate areas on the body behind a hard exoskeleton. Reproduction in most species is carried out by modified male legs called...

replacement of the San Francisco–Oakland Bay Bridge. The barge carries a shear legs crane which is the largest barge crane ever used on the U.S. West Coast...