Ink jet print head

An ink jet print head of the type having an elongated rectangular print head body defining an ink reservoir having an opening at one end of said elongated body, an orifice plate having a plurality of orifices fixed over said opening in said ink reservoir, for expelling ink from said orifices to form a plurality of ink jets, means for supplying ink under pressure to said reservoir, piezoelectric transducer means mounted on the exterior of said elongated body and extending in a longitudinal direction, for inducing longitudinal vibrations in said body to stimulate said ink jets, and mounting means for mechanically supporting said ink jet print head, said mounting means contacting said print head body at a nodal plane intermediate the ends of said print head body, characterized by:

• said means for supplying ink comprising rigid tube means connected to said print head body at said nodal plane and said mounting means comprising means for supporting said print head body by said rigid tube means.