Tree trimming apparatus

An apparatus according to claim i wherein said second mentioned rotating means comprises a fluid actuated, rotary drive motor and said first housing and said first shaft include passageways for conducting fluid between a set of ports on said first housing and a set of ports on said first shaft, and including fluid lines interconnecting said second mentioned set of ports and said rotary drive motor.

A tree trimming assembly comprising:

• a pedestal;
• a boom operatively connected to said pedestal and;
• a tree trimming apparatus comprising a first housing operatively connected to said boom, a first shaft journaled in said first housing and rotatable about a first axis, means mounted on said first housing and operatively connected to said first shaft for rotating said first shaft about said first axis, a second housing mounted on said first shaft, a second shaft journaled in said second housing and rotatable about a second axis disposed at an angle relative to said first axis, means mounted on said second housing and operatively connected to said second shaft for rotating said second shaft about said second axis, a third housing mounted on said second shaft, at least a third shaft journaled in said third housing and rotatable about a third axis disposed parallel to said second axis, said third shaft having severing means disposed thereon and rotatable therewith, and means mounted on said third housing and operatively connected to said third shaft for rotating said third shaft about said third axis.