Abstract: A fluid inhalation device, comprises a casing having therein a fluid reservoir, a fluid-air outlet connected to a top end of the fluid reservoir, a vacuum channel, having a bottom end connected to a bottom end of the fluid reservoir, an air duct having an air inlet at a first air duct end, and a nozzle connected to a second air duct end through a nozzle throat and connected to the fluid reservoir through a nozzle exit, a top end of the vacuum channel is connected to the nozzle. The fluid inhalation device may also include a filling port, fluidly connected to the fluid reservoir; and/or one or both of an air duct valve, and the fluid-air channel valve.

Abstract: A fluid inhalation device, comprises a casing having therein a fluid reservoir, a fluid-air outlet connected to a top end of the fluid reservoir, a vacuum channel, having a bottom end connected to a bottom end of the fluid reservoir, an air duct, having an air inlet at a first air duct end, and a nozzle connected to a second air duct end through a nozzle throat, and connected to the fluid reservoir through a nozzle exit. The nozzle throat is narrower than the nozzle exit, and a top end of the vacuum channel is connected to the nozzle.