US 12,031,293 B2
Trencher with depth indicator
Lionel Smitka, Yatala (AU)
Assigned to DIGGA AUSTRALIA PTY LTD, Yatala (AU)
Filed by Digga Australia Pty Ltd, Yatala (AU)
Filed on Jul. 21, 2022, as Appl. No. 17/870,147.
Claims priority of application No. 2021902459 (AU), filed on Aug. 9, 2021.
Prior Publication US 2023/0037551 A1, Feb. 9, 2023
Int. Cl. E02F 5/14 (2006.01); E02F 5/06 (2006.01)
CPC E02F 5/145 (2013.01) [E02F 5/06 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A trencher with a depth indicator, comprising:
an arm about which digging implements are moveable;
a foot operably connected to the arm and for being in contact with the ground when the trencher is in use excavating a trench, the foot comprising a ground contacting region;
an inclinometer or orientation sensor operably connected to the arm to measure or determine an angle of inclination of the arm;
a calculating element operably connected to the arm for calculating a depth of an end of the arm by using a determined angle of inclination of the arm; and
an indicating element operably connected to the arm for indicating either a depth of the arm or a depth of the trench being excavated, or indicating whether the depth of the arm or the depth of the trench being excavated has deviated from a desired depth.