AIR HAMMER MECHANISM WITH VALVE-TYPE AIR DISTRIBUTION

In the working stroke of piston 1 to the right, compressed air is admitted through channels a, d and b to the left end of the cylinder. From the right end of the cylinder, air is forced out through ports f to the atmosphere. Near the end of the working stroke, ports f are closed by the piston and the remaining air is compressed and passes through channel g. This shifts plate valve 2 to the left. A…