Abstract: The present disclosure is directed to a hammer and follow block chain remote release device and method to eliminate the need of a human having to ride the pile driving leads until the follow block is separated from the hammer. This is attained by passing a chain through the follow block and over horns on the hammer. A remote release device is connected to one end of the chain and an elongated link secured to the other end of the chain is engaged with the release device and a remotely actuated coupling member is pulled to release the connection between the chain and release device to permit separation of the follow block from the hammer by passage of the chain through the follow block and over the horns on the hammer.

Abstract: The present disclosure is directed to a nail driving apparatus having a percussive air hammer driving a chisel. The apparatus has a base member, having guide means upstanding from each side of the base member. A cradle means is movable along the guide means and means carried by the cradle means is adapted to mount the air hammer securely to said cradle means. A nail barrel means is carried by the base member into which both nails to be driven and the chisel of the air hammer is positioned on the base member to be received and one of the guide means upstanding from the base member forms a nail chute having means for delivering nails singly to the barrel means beneath the chisel when the air hammer and cradle is raised.