| 摘要 |
<p>A torque wrench comprises an elongate body portion (2) including a hydraulic piston-cylinder assembly and a drive mechanism (4) actuated by said assembly to rotate an associated component about a first axis extending perpendicular to the line of action of the piston-cylinder assembly. A reaction member (6) is mounted to the body portion (2) to be pivotal relative thereto about a second axis extending parallel with the first axis between different positions extending angularly outwardly of the body portion (2). <IMAGE></p> |
