Patent ID: 11879221
Assignee: PRINOTH S.P.A.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 9:
10. A snow tiller comprising:
a frame comprising a front attachment configured to connect the snow tiller to a hitch device of a tracked vehicle;
a tiller module comprising:
a shaft rotatable about an axis of rotation, coupled with a plurality of tools configured to penetrate a snow cover, and articulately supported about a first axis which is parallel to the axis of rotation of the shaft and arranged in a front part of the snow tiller with respect to the shaft;
a hood arranged about the shaft, supported by the frame and configured to support the shaft, the hood comprising two side walls; and
an adjusting device comprising:
an actuator configured to control a position of the shaft with respect to the hood,
a mechanical transmission between the actuator and the shaft,
a crank shaft,
at least two plate-shaped arms configured to support the shaft at opposite ends of the shaft, each plate-shaped arm being hinged to the hood about the first axis and each plate-shaped and each plate-shaped arm being slideably mounted along a respective side wall of the hood, and
for each of the at least two plate-shaped arms, two rods to connect the crank shaft to that plate-shaped arm, wherein the crank shaft is rotatably mounted with respect to the hood about a second axis parallel to the first axis; and

a finisher comprising a flexible mat configured to compact the snow cover and which is configured to define a support zone of the snow tiller on the snow cover.