Improvements introduced in a land pipe, more especially intended for the fixation of a land conductor in rocky soil tract. (Machine-translation by Google Translate, not legally binding)

摘要

Improvements introduced in a ground picket more specifically intended for fixing a ground conductor in a rocky ground ditch, characterized in that the head of said ground picket comprises a properly oriented notch, in which the ground conductor is housed, the head of the picket is constituted in such a way that, under the effect of hammer blows, it ensures the plunging of the picket into the ground. (Machine-translation by Google Translate, not legally binding)