US Patent:
20020088210, Jul 11, 2002
Inventors:
Terry Sutcliffe - Port Royal SC, US
International Classification:
B01D046/00
Abstract:
A filter apparatus () for use in a hopper section () of a sweeper truck includes: (a) a horizontal, rectangular, screened main frame portion () for attachment within the hopper section (), (b) a mechanism for attaching the filter apparatus () to the hopper section (); and (c) at least one V-shaped filter section (), which extends downwardly to a point from the main frame portion () in a vertical direction, an upper portion of the V-shaped filter section being attached to the main frame portion, the V-shaped filter section being covered with a screen. Also included is a V-shaped filter device, which includes: (a) two rectangular, similarly-shaped, screened side portions () extending in a downward direction from an upper portion of the hopper section (), the side portions () being joined to each other along their base; (b) two triangular shaped end screen portions (), extending across the ends of the V-shaped filter device (); (c) a mechanism of attaching () the V-shaped filter device to the hopper section; and (d) a mechanism for opening () and closing one of the side portions () along its base. The V-shaped filter device () deflects debris downward into the bottom of the hopper and temporarily collects debris between the side portions ().