E - Fixed Constructions – 01 – H
Patent
E - Fixed Constructions
01
H
E01H 4/00 (2006.01) E01H 4/02 (2006.01) E01H 5/04 (2006.01) E01H 5/09 (2006.01) E01H 5/12 (2006.01)
Patent
CA 2122850
-14- ABSTRACT OF THE DISCLOSURE The object of the invention is a grading apparatus for forward or rearward attachment to the attachment frame of a drive vehicle used to prepare cross-country trails, ski runs or snowmobile trails, as well as the roughening or digging up of compacted snow and ice on foot paths, travelways or hiking trails, including a bracket construction pivotal about a horizontal axis extending transversely to the travel direction, with a forward support, and a cutting apparatus for ripping up and/or crushing the groundcover of snow or ice, wherein a rearward support is provided for the bracket construction. In the grading apparatus according to the invention, the bracket construction is connected to the attachment frame or a cross beam in such a way that the drive vehicle itself provides the rear support for the bracket construction.
Bachler Anton R.
Sim & Mcburney
LandOfFree
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