SAFETY DEVICE FOR GRASPING DEVICE FOR LIFTING SOME MASONRY ELEMENTS
摘要
The invention concerns a safety device on grasping devices for masonry elements (7). The safety device prevents falling of blocks or bricks out of the grasping device. The invention concerns an appliance (1) where after grasping and hoisting of the load almost directly two arms (3, 4) direct a profile (5, 6) under the load. On putting down of the load the arms gives way at touching on the floor and the grasping device (1) can open. The arms are provided with rollers (8) which spread the arms on putting down and close at hoisting. The grasping device is foreseen with plates that prevents elements falling sideways out of the grasping device and supporting plates (11) which keep the arms spreaded when the grasping device is opened. The invention can also be executed as do it yourself kit.