VIBRATION SAFE PNEUMATIC MACHINE OF IMPACT TYPE WITH OPENED KINEMATICS OF FUNCTIONAL LINKS Russian patent published in 2015 - IPC B25D9/08 B25D17/24 E21C37/24 

FIELD: machine building.

SUBSTANCE: machine comprises composite trunk filled with elastomer, creating the casing, and striker dividing the trunk to chambers of forward and reverse strokes. The trunk contains dynamic and inertia links, and is made with inlet, outlet and bypass holes. The dynamic link is made as cylindrical bushing with through radial holes located coaxially in the inertia link. The inertia link is made as guide sleeve, in which through radial holes are made along full length. Between the cylindrical bushing and guide sleeve the ring cavity is made with solid elastomer poured in it during the casing making.

EFFECT: reliability and long service life of the machine, simple design.

2 dwg