Patent ID: 8808542

Claim:
A filter device for filtering wastewater, comprising: a drum for receiving the wastewater, the drum including a plurality of drum apertures; a frame comprising a plurality of inverted T-shaped frame supports each having an attachment portion positioned on the drum and a radial strut portion extending from the attachment portion, the attachment portions comprising a first section which extends from an end of the strut portion adjacent the drum and a second section which extends from the end of the strut portion in a direction opposite to the first section to form the inverted T-shaped frame supports; and a plurality of adjacent filter segments positioned around the drum, each of the plurality of adjacent filter segments defining a cavity in fluid communication with at least one of the plurality of drum apertures and supported at a first side by a first inverted T-shaped frame support and at a second side by a second inverted T-shaped frame support, wherein each of the plurality of inverted T-shaped frame supports defines a single frame aperture that extends through the attachment portion and along an entire length of the radial strut portion to form an inverted T-shaped aperture that corresponds to the geometry of the inverted T-shaped frame support.