Railway line rectification tool clamp has an E-shaped frame holding a helical spindle
摘要
<p>A railway line rectification machine tool is secured to the rail by a clamp (1) attached to the rail (3) head (7) by a spindle (9) rotated by a crossbar (10). The clamp is an E-shaped unit with two side-pieces (6, 9) for the spindle.</p>
