Antagonistic pairs of muscles are muscle where one move the bone in one direction and the other moves it back the other way in transmission of nerve impulses to the muscles.
Demag, which manufactures and distributes telescopic and lattice boom cranes, is one of the leading mobile crane producers worldwide, with 2001 revenues of approximately $360 million.
Liebherr LR13000 with max. lattice boom: The worldâs tallest crawler crane. The Liebherr LR13000 is not only the most powerful conventional crawler crane in the world, it is now also the highest. In July it was erected in its maximum lattice boom configuration at the manufacturing plant in Ehingen, Germany.