istance from the head. been contrived suited to various kinds of rivet driving. In So great is this difficulty that in hand riveting much shorter of the upright. This valve is so constructed and coutrolled the early power rivet driving machines the riveting die was rivets must be used, because it… … Fig. 1—PUMP AND ACCUMULATOR. The work, resting on trestles, remains stationary; the ma- Fig. 3._SUSPENDED RIVETING MACHINE—BOTTOM VIEW. chine is moved along it from rivet to rivet to be driven. The chine. The heads of the machine rivets are therefore larger riveting. machine itself is adjustable…
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