Static structures (e.g. – buildings) – Machine or implement
Patent
1996-04-23
1998-07-28
Graysay, Tamara L.
Static structures (e.g., buildings)
Machine or implement
527264, 405249, E04C 336
Patent
active
057848513
ABSTRACT:
A hollow, centrifugally cast, utility pole having tapered external linear dimensions is disclosed. The pole is formed utilizing conventional centrifugal casting methods wherein a tapered mold is used to impart a tapered shape to the pole. The use of the tapered mold during the casting operation also provides for a gradually increasing pole wall thickness along the entire length of the pole from the top of the pole to its butt. The pole can also be cast to provide for a press-fit, slip joint at the butt of the pole which allows the pole to be interconnected with other similarly cast poles for extended height.
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Graysay Tamara L.
Lagman Frederick
May Wm. Randall
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