Patent ID: 6922921

Claim:
A snow removal machine comprising: a power transmission member disposed centrally in a transverse direction of the machine; left and right auger shafts extending from the power transmission member transversely leftward and rightward, respectively; and left and right augers each configured with an outer auger blade, an intermediate auger blade and an inner auger blade which extend helically and mounted in this order from outside toward the center in the transverse direction on the left or right auger shaft to collect snow to the center, wherein the outer auger blade and the inner auger blade are arranged along a common first helical path, the intermediate auger blade is arranged along a second helical path substantially 180° out of phase with the first helical path; and left and right driving tines for preventing lifting of the left and right augers by biting into snow are mounted on the left and right auger shafts.