DAMPER Russian patent published in 2010 - IPC F16F15/31 

FIELD: machine building.

SUBSTANCE: damper comprises case, working cavity of which is filled with liquid medium. Inside the case there is a flywheel with through slots arranged evenly along circumference. In through slots there are weights fixed with the possibility of radial displacement. Weights are fixed by means of springs pressing them to centre of flywheel rotation, and covers at both sides of flywheel. To move weights in radial direction, there are trapezoidal guides in covers.

EFFECT: invention provides for efficient suppression of torsional vibrations in wide range of crankshaft rotation frequency variation and increased resource of engine operation.

3 dwg