F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
F16P3/18—Control arrangements requiring the use of both hands
F16P3/20—Control arrangements requiring the use of both hands for electric control systems
Dispositif de controle du demarrage d'une machine dangereuse et de protection au voisinage d'une telle machine et procede de demarrage d'une telle machine