Support column for a height-adjustable seat, and a seat comprising said column
AssigneePress S.p.A.
InventorRenato Fulcheri
Life of this patent
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Abstract
A support column for height-adjustable seats is described, in which the tubular support element housing the guide bush of the seat raising element and the relative control mechanism is formed from a plastic coupling element which is provided externally with a Morse taper for fixing the column to the seat support base, and is connected in an axially rigid manner to the guide bush so as to fix it into the support element, and from a strengthening element in the form of an unworked tube mounted surrounding the coupling element.
Claims11
A support column (1, 30, 40) for connecting a seat in a height-adjustable manner, in particular for office use, to a support base (2), said support column comprising a tubular support element (4) provided at one end with a Morse taper (5) enabling it to be connected with said support base (2), and at the opposite end with a bush (6) arranged to cooperate with a raising element (7) of the seat so as to guide vertical sliding of the raising element, and a raising mechanism (8) housed inside said tubular support element (4) for operating said raising element to provide vertical movement of the seat, said tubular support element (4) including a coupling element (14) constructed of plastics material and which is arranged to connect the tubular support element (4) to said support base (2), said coupling element (14) including said Morse taper (5) as a portion thereof and provided externally thereon for engaging with the support base, and a strengthening element formed of a piece of unworked cylindrical metal tube (15) which is simply cut to size and fitted to said coupling element (14).
Dependencies are inferred from the claim text.