Wrench ends pivot so it can be used to loosen or tighten nuts or bolts in confined spaces. One end equipped with open-end socket; other end, with double-hexagon socket. Heads pivot on pins. Pins fit tightly so heads do not flop; friction on pins sufficient to hold heads in positions until rotated intentionally.
Pivoting-Head Wrench
NASA Tech Briefs ; 17 , 9
01.09.1993
Sonstige
Keine Angabe
Englisch
Connection structure connected between wrench head of torque wrench and socket
Europäisches Patentamt | 2020
|