HYDRAULIC OSCILLATION DAMPER Russian patent published in 2010 - IPC F16F9/14 F16F5/00 

FIELD: machine building.

SUBSTANCE: damper consists of working cylinder, of rod and piston. The piston consists of two parts movably fastened on the piston in axial direction and equipped with vertically arranged channels with horizontal sections adjoining ribs. A recess of a cylinder shape is made in an upper part of the piston; the recess interacts with a response lug of a lower part of the piston. A compression spring is installed between parts of the piston. The lower part of the piston is equipped with a row of additional vertical channels of different length and diametre gradually transferring into horizontal sections lengthwise axes of which are set off relative to each other by height.

EFFECT: increased smooth running of vehicles.

3 dwg