PNEUMATIC SHOCK-ABSORBER Russian patent published in 2011 - IPC B60G13/14 F16F9/04 F16F15/03 

FIELD: transport.

SUBSTANCE: invention relates to vibration protection components for large-dimensioned objects. Pneumatic shock-absorber contains ring (1), punch (2) interconnected by elastic resilient element (3) and rod (5) connected with the ring. Correcting device is fitted inside the punch (2) and consists of electric motor (6) located on the rod (5) and has gear wheel (8) on axis (7). The rod (5) goes through hole (13) of punch (2) cover (10). Gear rack (9) is fixed inside the punch (2) and is engaged with gear wheel (8) of electric motor (6). Upper end of gear rack (9) is installed on top cover (10) of punch (2) by means of attaching fitting (11). Lower end of gear rack (9) is fixed at the bottom of punch (2) using attaching fitting (12). Electric motor (6) is connected with control unit (14).

EFFECT: higher efficiency of damping.

2 cl, 4 dwg