Improvements in the control devices of the closure of the door in the floor, of a elevator, forklifts and similar. (Machine-translation by Google Translate, not legally binding)

摘要

Improvements in the control devices of the closing of the door on the floor, of an elevator, hoists and the like, which comprise at least one electrical contact (called "contact approach") for control of the control circuit of the cabin, whose contact is associated with the door in the floor and is activated when said door is closed, characterized by the fact that the activation of the electrical contact is made by effect of a magnetic field. (Machine-translation by Google Translate, not legally binding)