VIBRATION DAMPER FOR HIGH LOADS Russian patent published in 2017 - IPC E02F5/30 

FIELD: machine building.

SUBSTANCE: vibration damper is described, it can operate under high loads and comprises: a support section of a vibrating object, having first support sections of axles; axles of rotation installed with possibility of rotation at first support sections of axles, have sections excentric relatively to centers of rotation, and are spaced with given space; a support section comprising second support sections of axles supporting with possibility of rotation the excentric sections; and an elastic member installed between the support section of the vibrating object and the support section or between the support section of the vibrating object and second support sections of axles and elastically supporting support section relatively the support section of the vibrating object in direction upward; and assembly of rotation synchronization installed on axles of rotation to synchronize the direction of rotation of axles in accordance with the vibration.

EFFECT: vibration dampener operating under high loads, and used with different construction machines and excavators, and preventing transfer to boom or housing of the excavator or construction machine of the vibration generated by different work attachments.

10 cl, 17 dwg