Patent ID: 8708432

Claim:
A drive track for a tracked vehicle, the drive track comprising: a belt having an inner side and an outer side, the belt having a longitudinal direction and a lateral direction; a plurality of external lugs distributed on the outer side of the belt, the plurality of external lugs being adapted to be in contact with a ground, the plurality of external lugs being disposed so as to form a plurality of lateral rows, the plurality of lateral rows being disposed at a first pitch from each other; a plurality of internal lugs distributed on the inner side of the belt, the plurality of internal lugs being adapted to be at least partially in contact with at least one drive sprocket of the tracked vehicle, the plurality of internal lugs being disposed so as to form at least one longitudinal row, the plurality of internal lugs of the at least one longitudinal row being disposed so as to form a repeating sequence where at least two consecutive internal lugs of the at least one longitudinal row are disposed at a second pitch from each other, and at least two other consecutive internal lugs of the at least one longitudinal row are disposed at a third pitch from each other, the second pitch being smaller than at least one of the first pitch and the third pitch.