Torque protection safety chuck spanner

• Main Authors: WU XUEQI, CHEN QIANGQIANG, SUN TENGLONG, YU BAOHUA
• Format: Patent
• Language: Chinese; English
• Published: 10.09.2014
• Subjects: BORING; HAND TOOLS; MACHINE TOOLS; MANIPULATORS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; PERFORMING OPERATIONS; PORTABLE POWER-DRIVEN TOOLS; TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING; TRANSPORTING; TURNING

The invention discloses a torque protection safety chuck spanner so as to solve the problems that a spring of an existing safety chuck spanner influences normal use of a chuck head easily, and falling of the spring is unfavorable for work of a machine tool. The torque protection safety chuck spanner...