Patent ID: 7752825

Claim:
A sealing arrangement comprising: a first tower segment; a second tower segment superposed with respect to the first tower segment along a longitudinal axis; a seal longitudinally interposed between the first and second tower segments to seal a space therebetween, the seal including: a central seal axis, a lower end region sealingly coupled adjacent an upper region of the first tower segment and an upper end region sealingly coupled adjacent a lower region of the second tower segment, a round cross-section with respect to the central seal axis, an inner wall having an internal width and an outer wall having an external width, the inner and outer walls surrounding the central seal axis, and the internal and external widths decreasing substantially continuously from the lower end region to the upper end region a bead is formed thereon toward the lower end region of the seal, an outer peripheral edge of the seal above the bead has an outwardly directed cantilever portion located at an outermost periphery; and a transition wall extending in a straight line from an upper terminal end of the inner wall to an upper terminal end of the outer wall, the transition wall extending substantially parallel to the central seal axis, and forming an acute angle with respect to the outer wall and an obtuse angle with respect to the inner wall.