| 主权项 |
1. A sprocket wheel and drive track assembly of a tracked vehicle, the assembly comprising:
at least one drive sprocket, the at least one drive sprocket having a sprocket wheel and a plurality of internal teeth extending laterally therefrom, the plurality of internal teeth being distributed in a circumferential direction on a periphery of at least one side of the at least one drive sprocket, the plurality of internal teeth being disposed at a sprocket pitch from each other; a belt in contact with the at least one drive sprocket, the belt having an inner side and an outer side, the belt having a longitudinal direction and a lateral direction; and a plurality of internal lugs distributed on the inner side of the belt, at least two of the plurality of internal lugs being engaged by at least two of the plurality of internal teeth of the at least one drive sprocket, the plurality of internal lugs being disposed to form at least one longitudinal row, at least two consecutive internal lugs of the plurality of internal lugs being spaced by a first pitch, the first pitch being longer than an arc length corresponding to the sprocket pitch. |
