Patents Represented by Attorney J. B. Dickman, III

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  • Fiberglass tube end tapering device
    Patent number: 4958542
    Abstract: A pipe tapering apparatus having an expandable mandrel for centering the apparatus on a pipe end and a cylindrical cutting head connectable to a power unit for rotation in the mandrel while tapering the outside surface of the pipe end section. The cutting head having a segmented body with removable cutting blades set at an angle to taper the pipe end.
    Type: Grant
    Filed: August 30, 1988
    Date of Patent: September 25, 1990
    Inventor: Oliver C. Skerrett
  • Cable gripping block
    Patent number: 4874152
    Abstract: A cable gripping block is provided with sectional cover plates for easy and quick removal, where the cover plates are secured to the cable gripping block by cylindrical tenons projecting from the cable gripping blocks, through cavities in the sectional cover plate. The tenons absorb any transverse forces generated by the clamping action of the cable gripping block.
    Type: Grant
    Filed: April 13, 1988
    Date of Patent: October 17, 1989
    Inventors: Joseph E. Roberts, William A. Griswold, Jr.
  • Bulkhead brace
    Patent number: 4253635
    Abstract: An end bracket for a wall form system is disclosed for supporting the end of a pair of spaced wall form molds. The end bracket includes a flat bar for connecting to a waler brace on one of the wall form molds and a cross bar extending from the flat bar across the end closure bulkhead form. An inclined brace extends from the flat bar to the cross bar to rigidly support the cross bar.
    Type: Grant
    Filed: October 11, 1979
    Date of Patent: March 3, 1981
    Inventor: Kermit J. Rodger