AUTOPUMP

ZERO GRAVITY, CLOSED LOOP VACUUM PUMPING SYSTEM COMPRISED OF A SUPPLY PUMP, A RETURN PUMP, AIR RELAYS, A FLUID ACCUMULATOR WHICH PREVENTS FLOW SURGES, VALVING, PNEUMATIC CONTROLS AND A PROGRAMMABLE LOGIC CONTROLLER, FOR USE IN AUTOMATED COATING APPARATUS FOR APPLYING INKS AND COATING COMPOSITIONS TO SUBSTRATES FOR USE IN FLEXOGRAPHIC PRINTING MACHINES