| 摘要 |
The invention relates to a pole (1) consisting of at least two elongated segments (3) fixed to each other, which constitue mainly a round formed cross-section of the pole (1). Each segment (3) along its elongated edges (7, 8) comprises protruding flanges (4), by which said segments (3) are fixed to each other and said flanges (4) extend into a T-formation (9) in their free end portion at the same time as that portion of the flanges (4) constituting the web (20) in said T-formation (9), constitutes a rack (12) along which a movable chair (13) for montage and maintenance of the pole (1) and on the same existing equipment is supported. |
