9" trenching bucket vs 6"

[Todd727]

Always thought someone should design a narrow trenching bucket that self empties/cleans when needed. Some kind of plunger/flap that could expel the crud if moved to the fully dumped position.

They did:

Hydraulic: Hydraulic Ejector Buckets - Lemac Excavator Attachments and Excavator Customizing

Ingenuity: YouTube