US Patent 7124872 Safety device for industrial machines

A safety device, particularly for industrial machines, such as for example bending presses provided with an upper tool that is driven in abutment toward a lower die, at least one blank, such as a metal plate, a bent plate or a box-like element, being interposable between the die and the tool, the safety device comprising a glove worn by the operator, provided with first electrically conducting regions located at the back with no conducting regions at the palm; the glove constitutes, at contact with the machine and/or with the blank, an element for transmitting electrical signal between the machine and a control unit (CU) to stop descent of the tool.