Invention Grant
US07987570B2 Adjustable apparatus for removing wires from underground conduit 有权
用于从地下管道去除电线的可调节装置

Adjustable apparatus for removing wires from underground conduit
Abstract:
An apparatus for removing wires and cables through underground conduits that overcomes the disadvantages of previous wire pulling devices and is simple in design, easy to use, and easy to transport. Such an apparatus comprises a base frame, an upper pulley, a lower pulley, and an adjustable frame to adjust the height of the pulleys relative to the ground. In addition, the lower pulley can also function as a wheel for transporting the apparatus.
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