Head of carraca wrench (Machine-translation by Google Translate, not legally binding)

摘要

Ratchet head, of the type intended for the direct drive of screws or nuts, characterized in that the mobile ring (1) of the ratchet mechanism determines an internal toothing with teeth (3) of rectangular prismatic shape, in a distribution of said teeth (3) with separation spaces (4) of a width somewhat greater than that of the rectangular prismatic teeth (3); while the control (6) for changing the direction of rotation of the ratchet is essentially flat and of little thickness, being accommodated in a front recess (7) of the key head (2). (Machine-translation by Google Translate, not legally binding)