Patents Represented by Attorney Donald J. Snell & Wilmer Lenkszus

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  • Metal roof truss
    Patent number: 5463837
    Abstract: A metal roof truss for building construction includes top and bottom chord members. Each member is of U-shaped cross-section with each leg of the U having a radiused or rolled hem at the end of the legs of the U. The radiused or rolled hem provides stiffening to the members. In addition, the outward facing surface of the web of the U has dimpled knurling to reduce screw wander.
    Type: Grant
    Filed: January 13, 1994
    Date of Patent: November 7, 1995
    Inventor: Daniel J. Dry