DEVICE FOR RELEASE OF SUPPORT ELEMENTS Russian patent published in 2010 - IPC E04G25/06 

FIELD: construction.

SUBSTANCE: device for release of support elements of stud or trestle type, which consist of two telescopically joined tubular elements in the form of lower pipe and upper pipe, which comprises substantially ring-shaped the first and second bodies, which are arranged with the possibility of coaxial joint to each other, besides each body is equipped with through hole arranged with the possibility for support element upper pipe to pass through it while specified bodies are joined and be rested onto specified first body, at the same time the second body rests onto lower pipe; and intermediate releasing wedge, which is installed between specified bodies joined to each other, with the possibility of sliding in transverse direction relative to specified bodies so that sliding of intermediate releasing wedge provides for approaching or distancing of mentioned first and second bodies in longitudinal direction of vertically oriented support element, accordingly, decrease or increase of overall length of support element.

EFFECT: improved operational characteristics of device.

15 cl, 10 dwg