Patent ID: 7310919

Claim:
A grain bin floor panel formed from sheet material, said grain bin floor panel comprising: a unitary piece of sheet metal having a substantially uniform thickness formed into a three dimensional panel including: a first support member; a second support member; a center support disposed between said first support and said second support, said center support connected to said first support by a first floor surface and to said second support by a second floor surface, said center support comprised of: a first vertical attachment portion having a first plurality of alternating interlocking members and cooperating interlocking members associated with a surface thereof; a second vertical attachment portion having a second plurality of alternating interlocking members and cooperating interlocking members associated with a surface thereof, said first and second pluralities of interlocking members and cooperating interlocking members operating to secure the surfaces of said first and second attachment portions against relative movement and to form a double wall; and a plurality of perforations formed throughout said first floor surface and said second floor surface, said perforations being sufficient to minimize spoilage of grain resting on the grain bin floor panel.