Patent ID: 9121151
Filing Date: 2015-09-01
Classification: E01H

Abstract:
1. A sweeping blade assembly comprising: a first blade support adapted to be attached to a vehicle, said first blade support defining a first planar surface; a second blade support defining a second planar surface, the second blade support being adapted to be attached parallel to and distant from the first blade support whereby the first planar surface and the second planar surface define a vertical channel for receiving sweeping blade devices; and a plurality of sweeping blade devices, each sweeping blade device comprising: a blade portion comprising two bushing holes, a lower edge for sweeping a ground, and an upper edge opposite the lower edge; a resilient material layer on said blade portion; and a resilient material bushing provided in each bushing hole and comprising a metal bushing for receiving a fastener for attaching the sweeping blade device to the first blade support and/or the second blade support; wherein the vertical channel has an open top adjacent the upper edge of the blade portion and an open bottom adjacent the lower edge of the blade portion, and the resilient material bushing comprises an air gap for allowing vertical and angular movement of the sweeping blade device across the vertical channel.