Patent ID: 8689470
Filing Date: 2014-04-08
Classification: E02F

Abstract:
1. An excavator vehicle comprising: an excavator main body having a front and a rear, an apron for the receipt of excavated material and a conveyor, the apron being located at or in proximity to the front of the main body, the conveyor extending from the apron to the rear of the main body and being operable to move excavated material from the front to the rear of the main body, an arm comprising an excavating attachment for excavating material and moving said excavating material towards the apron, the excavating attachment comprising a cutter portion for excavating rock and other material and a bucket portion to move and collect excavated rock and other material; a support associated with the front of the main body, the support being movable from a first position in which the support is in resilient contact with the ground to a second position in which there is substantially no contact between the support and the ground, wherein the support comprises one or both of the apron and conveyor, the apron and/or conveyor being movable from a first position in which the support is in resilient contact with the ground to a second position in which there is substantially no contact between the support and the ground, wherein when the support is in resilient contact with the ground, the resilient contact between the ground and the support creates an upwards force of from 25% to 60% of the weight of the excavator vehicle; a power pack operable to enable power to be transmitted to the main body and the excavating attachment when the power pack is located remotely from the main body.