Improved pipe expander, with possibility of double performance (Machine-translation by Google Translate, not legally binding)

摘要

Improved tube expander, with the possibility of double acting, characterized in that it is constituted by a head from which protrudes a fixed handle and to which a rotating handle is attached, determinant of a pusher cam of the conical stem, opener of the corresponding widening head, the shaft of articulation of said rotating handle is incorporated in two holes drilled from the head, with the possibility of a selective movement along said holes. (Machine-translation by Google Translate, not legally binding)