Patent ID: 9229311
Filing Date: 2016-01-05
CPC Classification: G03B

Claim Text:
1. A device for forming a vapor display screen, the device comprising a water tank for holding water, an expansion chamber for creating vapor, an airbox for creating a laminar flow of air and vapor, a projector for projecting light onto the vapor display screen, a computer for executing software that supplies display content to the projector, and a power supply unit; wherein the airbox is an enclosure that comprises an airbox fan that pressurizes and pushes air and vapor through the airbox, a series of mesh and honeycomb panels that equalize the pressure of the air and vapor pushed through the airbox, and a nozzle having a single nozzle opening for emitting a sheet of vapor and a main nozzle tube for carrying vapor from the expansion chamber, and a nozzle drain to allow condensation buildup to drain back into the water tank; wherein the expansion chamber comprises a first water-tight container, a module for creating water vapor from liquid water, a floating water level switch, a pump for adding water to the expansion chamber from the water tank, a blower fan to pressurize the expansion chamber, and a vapor outlet that connects to the main nozzle tube within the airbox; wherein the water tank comprises a second water-tight container, a water input port, a water output port connected to the expansion chamber, a water drain port, a secondary water input from the nozzle drain, and water level indicator.