Multi-nozzle liquid droplet ejecting head, a writing instrument comprising such a head, and a method of ejecting liquid droplets from same

摘要

A liquid droplet ejecting head designed to be mounted in a liquid ejecting instrument that includes ejection nozzles through which droplets are to be ejected from the head, and actuating chambers, each actuating chamber having at least one inlet to be in fluidic connection with a liquid reservoir for providing liquid to the actuating chamber. The ejecting head also includes at least one actuating unit suitable for creating a pulse wave in the liquid contained when activated by energy received from a control device and at least one outlet portion in fluidic connection with at least one ejection nozzle.