A security switch switch system for all kinds of machinery. (Machine-translation by Google Translate, not legally binding)

摘要

A safety pushbutton switch system for all types of machinery, essentially characterized in that it comprises the arrangement of a rocker mounted coaxially to determine its tilting in both directions, existing in the arms of said rocker, contacts respectively of the network current and of the machine itself and permanent contacts with the terminals of the start and stop buttons of the machine, involving a coil and a magnetic core, which, when the mains supply current is missing, disconnects the motor or machine and when some phase, as the electromagnet does not act, the start-up does not act and prevents the motor from being burned. (Machine-translation by Google Translate, not legally binding)