Patent ID: 7739813

Claim:
An excavating apparatus for excavating a surface, said apparatus comprising: a vehicle base having at least one wheel means integrated with the vehicle base and at least one operating platform having a longitudinal and a latitudinal axis; a boom support member disposed adjacent to said operating platform; a telescoping boom supported by said boom support member, said telescoping boom including a fixed boom, said fixed boom having a longitudinal axis, said telescoping boom further including an outer boom which retracts and extends within said fixed boom, said outer boom also having a longitudinal axis which is coaxial to the longitudinal axis of said fixed boom; a first rotation means for rotating said fixed boom radially about its longitudinal axis; a second rotation means for rotating said telescoping boom radially about the latitudinal axis of said at least one operating platform; at least one first displacement member coupled at a first end to a member selected from the group consisting essentially of the boom support member, fixed boom, a pivot plate and the operating platform, said at least one first displacement member including a housing and a retractable extension member; a linkage member pivoted to said fixed boom at a fixed pivot, said linkage member including at least one pivot segment, wherein said at least one pivot segment includes a distal end and a pivot end, wherein said distal end of said pivot segment is directly connected and pivoted to said retractable extension member of said at least one first displacement member, and wherein said pivot end is fixed in space with respect to the fixed boom, said linkage member further including at least one lever segment; coupling means for coupling said at least one lever segment to said outer boom; an operating implement connected to a distal end of said outer boom; and control means for controlling the operating platform, the at least one first displacement member, the operating implement, the first rotating means and the second rotating means.