AIR HAMMER MECHANISM WITH SLIDE-VALVE AIR DISTRIBUTION

In the working stroke of piston 1, when it strikes the hammer head, compressed air is admitted through channel a to the right end of the cylinder. From the left end, air is forced out through channel d, annular groove b and port f into the atmosphere. At the end of the working stroke, compressed air, passing along channel g, shifts slide valve 2 to the right and is admitted through channel d to th…