SINGLE-USE SHOCK ABSORBER WITH DAMAGED ELEMENTS Russian patent published in 2015 - IPC E04B1/92 

FIELD: construction.

SUBSTANCE: in a single-use shock absorber with damaged elements, comprising a body, elastic and damping elements, there is additionally a rod, in the upper part of which, perpendicularly to its axis there is a stiff stop in the form of a round plate, to the lower part of which a damping base is fixed by screws, and to the damping base, coaxially to the rod, there is a bushing stiffly fixed as a truncated cone, besides, the lower base of the truncated cone is connected to the base, and against the upper base of the truncated cone a single-use element is rested, being made in the form of a bushing from brittle damaged material, for example, porcelain, which is pressed at the bottom by a clamping element of bushing type with grooves for fixation of the elastic part made in the form of a conical spring, facing with its upper base towards the clamping element of bushing type, and the lower base of the conical spring is fixed in grooves of the damping element by means of cast polyurethane. Fixation of the clamping element of bushing type is carried out by means of latches installed on the surface of the rod.

EFFECT: increased reliability of actuation of explosion-proof devices in case of an emergency explosion at a facility.

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