Patent ID: 9307704
Filing Date: 2016-04-12
CPC Classification: A01G

Claim Text:
1. A tree trimming apparatus comprising: a transport vehicle; an aerial boom having a boom axis and attached to the transport vehicle at a near end of the aerial boom; a cutter head assembly comprising one or more hydraulic couplings; an actuator assembly connected to the cutter head assembly and connected to a far end of the aerial boom, the actuator assembly comprising a first axial rotator for turning the cutter head assembly relative to the boom axis, the first axial rotator comprising a rotating swivel for carrying hydraulic fluid; and a plurality of hydraulically powered tree maintenance accessories interchangeably connected to the cutter head assembly and connected to at least one of the one or more hydraulic couplings, wherein the plurality of hydraulically powered tree maintenance accessories are controlled by the hydraulic fluid via an associated one of the one or more hydraulic couplings; wherein the plurality of hydraulically powered tree maintenance accessories interchangeably connected to the cutter head assembly are separately detachable and attachable to the cutter head assembly; and wherein the plurality of hydraulically powered tree maintenance accessories comprise at least one clamp and at least one cutter.