April 2, 2004 at 1:23 PM EST - Updated June 26 at 11:23 PM
A judge compared him to a real life Norman Bates.
Fred Englehardt will spend eight years behind bars for killing his mother.
The 32-year old Colerain Township man hit Diana Englehardt over the head a dozen times with a hammer, then dumped her body in a cistern behind their home. Neighbors said his mother abused him his entire life.