HST Trapped-Key System fulfills the Machinery Directive 2006/42/EC

http://www.Haake-Technik.com, is a maker and provider inter alia of key-operated mechanical interlocks, also called trapped-key systems. A general example: A machine is accessible through one or more doors (full-body access). On the one hand, it has to be secured that the machine is switched off, before one of these openings or doors can be opened. On the other hand, the machine must only be re-set into operation, if all openings and doors are closed, and nobody is present inside the machine. Such guard locking devices are for instance key-operated mechanical interlocks from Haake Technik, also called trapped-key systems. A safety-relevant feature is that a key can only become free in a safe condition, when there are no hazards - a switch is turned off, a guard interlock is closed and locked. A certain sequence of steps can be pre-determined. Haake pays great attention to the fulfillment of the EU Machinery Directive 2006/42/EC for thei