Patent Number: 6,251,294

Title: Ultrasonic filter regenerating apparatus and method

Abstract: A self-regenerating filter unit having a housing which carries an ultrasonic transducer periodically energizable to dislodge caked solids from a filter element in the housing. The removed solids collect in a storage zone where they are periodically removed.

Inventors: Davis; Scott Judson (Kalamazoo, MI), Hausermann; Dan Michael (Kalamazoo, MI)

Assignee: Delaware Capital Formation, Inc.

International Classification: B01D 29/11 (20060101); B01D 029/72 ()

Expiration Date: 06/26/2018