cylinder mechanical lose note to load new sottofondazioni buildings and therefore to avoid the usual structural adjustment

摘要

the cylinder is composed of the screw with hexagonal head (3), a nut (4), a maneuver carrier tube (5) and a base (6), all steel.is implemented between the old foundation concrete (1) and the new foundation in c.a. (2) turning the nut (4) and taking all the parts (3), (5), (6).