Lockable elevating mechanism for the continuous adjustment of seats, table tops or similar items of furniture

Claim 1

A lockable elevating mechanism for the continuous adjustment of chair seats, table tops or similar pieces of furniture having a guide sleeve attachable to a pedestal and a length-adjustable gas spring, the latter including a piston rod fixed axially, yet detachably, to an end plate of the guide sleeve, a housing axially detachably fixed by means of an upper fastening segment with a corresponding collar on the furniture, the housing being disposed in the guide sleeve laterally fixed and axially slidable, and from the housing of which an activating rod for the longitudinal adjustment of the gas spring upwardly extends into the fastening segment, comprising: the housing of the gas spring being fixed radially in an additional tube having a fastening segment for fastening the elevating mechanism to the corresponding collar of the furniture, one end of the housing resting axially against a stop in the area of the fastening segment, said stop comprising a casing of a softer material than at least on of the tube or the housing, and the other end of said housing resting against a detachable fastening element detachably connected with the tube so that said housing is locked in said tube between said stop and said fastening element; and a slide resting against said activating rod and connected with the casing, said slide being disposed in and extending from the fastening segment.