Improvements in the espoletas for rockets and gratades of mortar. (Machine-translation by Google Translate, not legally binding)

摘要

Improvements in the fuzes for rockets and mortar grenades, characterized by having been provided on the body that carries transversely coupled the artifice holder, a hollow frustoconical body according to a coaxial cylinder in which it is coupled to smooth friction, a cylinder closed by its base upper and inside which there is a sliding mass that allows, in the movement of recoil caused by the acceleration of the moment of firing, originate between its base and the said cylinder, an air chamber that acts as a retarder element to have to be emptied by the space between the walls in contact of both cylinders, achieving with this precise time, the mouth insurance by not letting assemble the internal elements as long as this chamber has not been emptied. (Machine-translation by Google Translate, not legally binding)