Nordson Corporation
JETTING NEEDLE INTEGRATION WITH FLUID JETTING VALVE AND METHODS THEREOF

Abstract:

A fluid body for use with a jetting dispenser may include a fluid inlet for receiving the fluid from a source; a fluid outlet for discharging the fluid from the fluid body; a chamber defined between the fluid inlet and outlet and configured to receive the fluid therein; a valve seat in the chamber, the fluid outlet extending through the valve seat; a valve element for reciprocal movement within the chamber between a first position, in which the valve element contacts the valve seat, and a second position, in which the valve element is spaced from the valve seat; a dispensing needle separable from the fluid body and configured to receive the fluid from the fluid outlet; and a retaining nut configured to releasably secure the dispensing needle to the fluid body such that the dispensing needle contacts the fluid body adjacent the fluid outlet.