Patent ID: 7596916

Claim:
A beam structure for use in the building of log cabin structures comprising: a log having a large end and a small end, an upper and lower milled surface, a set of interlocking notches at said small end and a set of interlocking notches at said large end; the set of interlocking notches at said small end comprising a centerblock having eighteen contact surfaces; the set of interlocking notches at said large end comprising a centerblock having eighteen contact surfaces; each said centerblock having a top surface and a bottom surface; each said set of interlocking notches being located at fixed distance from the terminal point of said respective end wherein said fixed distance is equal for the location of both interlocking notches; whereby each said set of interlocking notches on said beam structure are able to receive and removably interlock with the set of interlocking notches of one or more other beam structures.