Improvements introduced in the construction of anchors with large grip power. (Machine-translation by Google Translate, not legally binding)

摘要

Improvements introduced in the construction of anchors with a high grip power clamp, characterized in that the two pointed nails, which together with the positioning skirt form a monolithic steel casting block, present the surface of their blades completely smooth with the only existence in each of them of a single nerve that contours the internal edge of the same but without intermediate longitudinal nerves of any kind. (Machine-translation by Google Translate, not legally binding)