PERCUSSION-ROTATIONAL MACHINE Russian patent published in 1996 - IPC

FIELD: mechanized percussion tool. SUBSTANCE: machine has casing, rotor positioned along casing central axis, disks rigidly attached to rotor ends. Striker is arranged coaxially with respect to rotor for rotation relative to rotor. Distributor is mounted for engagement with one of disks. Inertial ring with sector-shaped projection, air-supply openings and discharge openings is mounted on rotor disk provided with air supply and discharge openings, with air supply and discharge opening of inertial ring and disk being alternatively cut off. Rotor blades are mounted between disks for defining, together with striker blades, working chambers. Anvil with head for working tool is fixed on rotor. EFFECT: increased efficiency and simplified construction. 6 dwg