Patent ID: 7762041
Filing Date: 2010-07-27
Classification: E04C,E04H,Y10T

Abstract:
1. A hybrid metal pole, comprising: a rounded, substantially circular cross-section thin-walled metal base portion defining a lower end and an upper end, and a length extending from the lower end to the upper end, wherein said thin-walled metal base portion has a wall thickness of at least three-fourths of an inch; a transition portion having a polygonal cross-section side wall with an upper end and a lower end and including a ring welded to the lower end of the polygonal cross-section side wall, said ring being secured to said upper end of said base portion; and a thin-walled metal upper portion having a polygonal cross-section compatible with the cross-section of the transition portion and having upper and lower ends, wherein said lower end of said upper portion mounts over said transition portion with a close fit.