Telescopic column to be used for height adjustable table or similar object, comprising inner segment provided with hard metal guides

摘要

The column (1) is assembled of an inner segment (3) moving vertically inside the outer segment (4) and a roller bearing (5) positioned between them. The rollers (7) are moved along guides located at the outer surface of the inner element (3) and the inner surface of the outer element (4). At least the guides provided at the inner segment (3) are made of a hard metal in order to avoid a premature wear and tear also affecting the appearance of the item (1).