Perfected wedding. (Machine-translation by Google Translate, not legally binding)

摘要

Improved compass, essentially characterized in that its casing dorsally incorporates an elastic bellows constituting an extension of the capacity of the casing determines a volumetric compensator for the liquid under pressure is contained therein, with the particularity that inside the casing is it has provided a discoidal body affected by a central opening and provided with a ladder arranged to pass the prolonged vertical axis of the mobile element of the compass to constitute the inclinometer; having been anticipated emergent from the discoidal body one or several rods that are conveniently angled are disposed to the passage of the rose of the winds grafiada in the mobile element of the compass to constitute the reference dials that determine the orientation of the set. (Machine-translation by Google Translate, not legally binding)