HYDRAULIC TELESCOPIC SHOCK ABSORBER OF ACS Russian patent published in 2015 - IPC F16F9/16 F41A25/04 

FIELD: machine building.

SUBSTANCE: shock absorber contains external cylinder with a support ball device and eye ring. In the external cylinder the internal and intermediate cylinders are installed, they are linked with above piston cavity. The above piston cavity is provided with shutoff valves connected with the discharge nozzle and drainage nozzle. The shutoff valve has control device for its forced opening. The damping device contains ring piston resting against spring, and bypass channels with adjusting ring.

EFFECT: possibility to adjust rigidity of the damper, stability of contact between the casing and ground support, increased accuracy of shooting.

1 dwg