Illinois Tool Works Inc.
Variable volume strand coating apparatus and method

Abstract:

A fluid application device includes an applicator head, a first fluid passageway extending in the applicator head, a second fluid passageway extending in the applicator head, a plurality of metering devices connected to the applicator head. A first metering device of the plurality of metering devices is configured to meter a fluid to the first fluid passageway and a second metering device of the plurality of metering devices is configured to meter the fluid to the second fluid passageway. The device further includes a plurality of valve modules, each valve module actuatable between an open condition and a closed condition to control flow of the fluid and a nozzle having one or more discharge orifices. At least one orifice of the one or more discharge orifices is positioned downstream from the first passageway and the second passageway to receive the material from both the first and second fluid passageways.