Patent 8205361 was granted and assigned to Toro on June, 2012 by the United States Patent and Trademark Office.
A walk-behind trenching vehicle incorporating a trenching boom with an endless trenching chain. The trenching boom may be connected to a forward end of the vehicle via a dual pivot mechanism. The boom may be movable between an operating position and a transport position via a single actuator, e.g., hydraulic cylinder.