Roller for chain and scraper assembly
AssigneeEvoqua Water Technolgoies LLC
InventorDonald Hindman
Life of this patent
Estimating the term…
Abstract
A settling basin of a wastewater treatment system, the settling basin comprises a collector chain for driving a plurality of flights through the settling basin, the collector chain including chain links comprising a plurality of side bars including a plurality of inner pairs of side bars and a plurality of outer pairs of side bars, and connecting pins configured to join the plurality of side bars, each connecting pin including a first end and a second end on an opposite end of the connecting pin from the first end, and flanged rollers disposed on the connecting pins between the first ends and second ends.
Claims23
A settling basin of a wastewater treatment system, the settling basin comprising:
- a collector chain for driving a plurality of flights through the settling basin, the collector chain including chain links comprising:
- a plurality of side bars including a plurality of inner pairs of side bars and a plurality of outer pairs of side bars;
- connecting pins configured to join the plurality of side bars, each connecting pin including a first end and a second end on an opposite end of the connecting pin from the first end;
- and
- flanged rollers disposed on the connecting pins between the first ends and second ends.
A collector chain for driving a plurality of flights through a settling basin of a wastewater treatment system, the collector chain including chain links comprising:
- a plurality of side bars including a plurality of inner pairs of side bars and a plurality of outer pairs of side bars;
- connecting pins configured to join the plurality of side bars, each connecting pin including a first end and a second end on an opposite end of the connecting pin from the first end;
- and
- flanged rollers disposed on the connecting pins between the first ends and second ends.
A method of retrofitting a settling basin of a wastewater treatment system, the method comprising replacing one or more rollers disposed on connector pins of links of a collector chain of the settling basin with one or more respective flanged rollers.
Dependencies are inferred from the claim text.