Material handling vehicle

摘要

A material handling vehicle comprising a structure having ground engageable propulsion means and a material handling means comprising a boom mounted on the structure for raising and lowering swinging movement relative to the structure and driven for said raising and lowering movement by a first drive means and said boom being extendable and being driven for extension or retraction by a second drive means and a material handling implement carried by an outer end part of said boom, wherein the material handling implement comprises a carrier and a load engageable device moveable relative to the carrier, a first sensing means to sense a first position of the device relative to the carrier, said drive means being responsive to the said first sensing means sensing said first position to modify operation of said drive means.