Magician Harry Houdini patented a "Diver's Suit" enabling the wearer to "quickly divest himself of the suit while being submerged and to safely escape and reach the surface of the water."
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| Number | Title | Issue Date |
| 6129285 | System and method for air humidification An air conditioning system and method for conditioning air utilizes a main air conditioning body fitted minimally with an ambient air temperature and humidity sensor, a humidifier, a conditioned air fan, a downstream air temperature and humidity sensor, a... | 10/10/2000 |
| 5463873 | Method and apparatus for evaporative cooling of air leading to a gas turbine engine A method and apparatus are described to evaporatively cool air leading to a gas turbine engine by injecting water fog into the inlet air in a controlled manner. A signal is generated representative of the capacity of the inlet air stream to absorb water v... | 11/07/1995 |
| 4750545 | Humidity and temperature control system An integrated precision humidity and temperature control system of research laboratory quality is disclosed in which air flow, water spray and refrigeration apparatuses are sequenced automatically by solid state controls linked in a cooperative manner. Ve... | 06/14/1988 |
| 4540118 | Variable air volume air conditioning system A variable air volume air conditioning system is disclosed which is capable of accurately controlling temperature and humidity levels in a conditional zone while achieving significant economy of operation.... | 09/10/1985 |