Patent ID: 9127435
Filing Date: 2015-09-08
Classification: B66F,E02F,E21C

Abstract:
1. A power shovel comprising: a body including a machine house having a first level and a second level, each of the first level and the second level extending across an entire lateral area of the body, the second level disposed directly above the first level; an auxiliary weight box coupled to the body, the auxiliary weight box contained completely within the first level, the auxiliary weight box having a perimeter defining a horizontal cross-sectional area of the auxiliary weight box; an auxiliary weight disposed in the auxiliary weight box; a hoist drum disposed on the second level above the auxiliary weight box, the hoist drum being entirely disposed within the perimeter of the auxiliary weight box; a cable coupled to the hoist drum; and a dipper coupled to the cable, the dipper and cable being configured such that the dipper is raised or lowered when the hoist drum rotates.