double acting stossdaempfer, containing one of the durchstroemen a narrowing effect.

摘要

1. Bidirectionnally working shock absorber, causing throttling of a fluid passing a throttle, to absorb a movement, characterized in that it comprises, in combination, on the one hand, a fixed piston (2) and a fixed cylinder (3), both co-operating with a moving element (4) comprised of two parts (5, 6) located in the extension of each other, the upper part (5) being provided with a cylindrically shaped housing (7) into which is engaged said fixed piston (2) and the lower part (6) taking the shape of a piston sliding in said fixed cylinder (3), and, on the other hand, communication means (16) for the fluid contained in the cylindrically shaped housing (7) and a chamber (11) defined by the inner face (13) and the bottom (9) of the fixed cylinder (3) and the end (10) of the lower part (6) of the moving element (4).