7 Positioning devices of a noncontact type for a running web of material, namely, original structural equipment and replacement structural units for idler roll machines and grater roll machines for use in converting operations and in printing presses, namely, web presses, turner bars, dampers, air turn equipment, displays, blowers, sensors, transducers, rewinders, and tension compensators; an apparatus in the nature of a web handling machine comprised of a high pressure, low volume air stream mechanism providing a high velocity stream of air to induce contact between a moving web and a rotating roll in the printing industry; machines for operating on paper webs, namely, splicers, pasters, tension controllers, web guides, registry machines and machines for controlling a change in direction of web travel; auxiliary web processing equipment, namely, roll and web handling machines, and web drying and conditioning machines; machine parts for paper machinery, namely, flotation nozzles for web drying and non-contact web conveyance; machine parts, namely, convection and infrared heating and drying floatation nozzle for use in web processing; machine operated web splicers; machine parts, namely, web stabilizers and web positioners; machine parts in the nature of chill rolls for use in connection with industrial cooling equipment for flexible continuous strips of paper, cardboard and plastic; rotary printing machine parts, namely, web guide devices in the nature of industrial equipment to guide and stabilize flexible continuous strips of paper, cardboard and plastic; mechanized paper feeders for industrial use; mechanical reel unwinders; machine parts, namely, line finishing equipment for use in rewinding flexible continuous strips of paper, cardboard and plastic into reels; machine parts, namely, line finishing equipment for use in cutting flexible continuous strips of paper, cardboard and plastic into sheets; machine parts, namely, web runoff deflectors, ink feed pumps, ink feed bars, ink agitators, and ink distribution units