The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 13, 2005
Filed:
Feb. 10, 2003
Stephen B. Wilcher, Harleysville, PA (US);
Juan Fernando Segura, Lansdale, PA (US);
Nathan Lawrence Panek, Sringfield, PA (US);
Alan Wallace Steele, Glenside, PA (US);
Stephen B. Wilcher, Harleysville, PA (US);
Juan Fernando Segura, Lansdale, PA (US);
Nathan Lawrence Panek, Sringfield, PA (US);
Alan Wallace Steele, Glenside, PA (US);
USFilter Corporation, Warrendale, PA (US);
Abstract
A waste water filter screen assembly that has a substantially open foot section to promote more efficient flow through. The rotating grid is generally free hanging. The present invention further provides a drive assembly with square, high friction drive drums mounted on the drive shaft. The present invention further provides idler roller assemblies mounted for guiding the rotating grid adjacent the filter screen assembly head. The open foot section, drive assembly and idler roller assembly are useable with filter grids of both the link element type and the panel type.