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

FIELD: machine building.

SUBSTANCE: pneumatic shock absorber consists of ferrule (1) and puncheon (2) interconnected with elastic element (3). Mechanical connection is made in form of cable (5) connected to ferrule (1) by means of a fastening unit of cable (6). A correcting device is placed inside puncheon (2) and consists of electro-magnet coupling (7) with shaft (8) and drum (9) on it for winding cable (5). Device (10) of cable (5) pull is positioned inside puncheon (2) and consists of cylinder (11), spring (12) and holder (13) of cable (5). The second end of cable (5) is secured in device (10) of cable (5) pull by means of holder (13). Cable (5) is wound on drum (9) of electro-magnetic coupling (7) and is connected mechanically with ferrule (1) via orifice (14) of puncheon (2). Electro-magnetic coupling (7) is connected to control unit (15).

EFFECT: raised efficiency of shock absorber.

3 cl, 3 dwg