A mechanism to relate the water passway keys with the electrical elements heat mounted on them (Machine-translation by Google Translate, not legally binding)

摘要

Mechanism for connecting water stopcocks, with the electric heating elements mounted on them, characterized by having housed in the maneuvering elements of the key, a helical plane, with means to be fixed in grooves made inside the keys. cited maneuvering elements, which allow to vary or rotate a certain angle to said plane, inside the housing where it goes, being attached to them and carried by the rotary movement of maneuver. (Machine-translation by Google Translate, not legally binding)