Patent ID: 8562247
Filing Date: 2013-10-22
Classification: E01C,E01H

Abstract:
1. An apparatus for processing a surface, said apparatus comprising: a main frame comprising a screed and a tiller; the main frame selectively positionable between a tilling position and a screed position; the tiller comprising: a rotatable shaft member having a first end and a second end, a plurality of hubs distributed along the rotatable shaft member, each of the plurality of hubs configured and adapted for receiving tines, the plurality of hubs comprising a first outermost hub nearest the first end of the rotatable shaft member, a second outermost hub nearest the second end of the rotatable shaft member, and at least one interior hub located between the first outermost hub and the second outermost hub on the rotatable shaft member, and at least one tine attached to each of the plurality of hubs, wherein all of the tines attached to the first outermost hub comprise a first portion that extends radially outward from the rotatable shaft member and a second portion that angles inwardly towards the at least one interior hub, wherein all of the tines attached to the second outermost hub comprise a first portion that extends radially outward from the rotatable shaft member and a second portion that angles inwardly towards the at least one interior hub; wherein said screed is in a ready-to-use position with respect to the surface when said main frame is configured to the screed position; wherein said tiller is in a ready-to-use position with respect to the surface when said main frame is configured to the tilling position.