CPC E02F 3/38 (2013.01) [B60Y 2200/412 (2013.01)] | 13 Claims |
1. An excavator arm,
the excavator arm formed of box sheet metal,
at least one bearing plate mounted on an exterior of an end plate of the box sheet metal forming a boom bearing, and
at least one reinforcing plate applied onto an exterior of the at least one bearing plate around the boom bearing,
wherein two symmetrical bearing plates are aligned parallel to each other and include bearing reinforcements,
wherein the bearing plates extend onto a planar surface of an upper chord of the excavator arm, exhibit a curved course in a direction of a lateral edge of the excavator arm, and only end on a lateral extension of the upper chord.
|