Invention Grant
US08234823B2 Telescoping mast 有权
伸缩桅杆

Telescoping mast
Abstract:
An extendible mast includes at least three columns having a plurality of column sections that telescopically nest one inside another. A base plate is connected to each column, and each of a plurality of brackets is also connected to each column. The plurality of brackets are positioned along the length of the mast when extended.
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