| 摘要 |
PURPOSE: A ratchet spanner is provided to simply tighten or release the nut of a continuously connected facility by controlling the tightening torque of a torque unit. CONSTITUTION: A ratchet spanner comprises a body(1), a ratchet unit(2), a support frame(3), a push plate(4), and a torque unit(5). The support frame is formed in the body and is coupled to a nut. The ratchet unit and the push plate rotate the support frame coupled to the bolt in one direction. The torque unit controls the tightening torque of the nut. |
