US2008072596A1PendingUtilityA1
Nunley steam engine
Est. expirySep 22, 2026(~0.1 yrs left)· nominal 20-yr term from priority
Inventors:Darwin Clayton Nunley
F01K 21/045F01K 21/02F22B 1/003
18
PatentIndex Score
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Claims
Abstract
Steam engine operable in all temperature environments without constant heating of the water, working as a self-contained steam generator and condenser, using liquid alcohol and explosive gas to increase power, and internally air cooled to reduce noise pollution.
Claims
exact text as granted — not AI-modified1 . I claim the use and amount of methanol and/or ethanol alcohol in the water tank provides anti-freeze protection per the operating environment of the engine freeing the water tank, water feed lines, water pump, and injector from being heated. I claim the use of methanol and/or ethanol in the water provides additional power lessening the need for larger amounts of explosive gas or gasses thus minimizing air pollution from the exhaust. I claim the flexibility of injecting lubricant from either above or below the piston and power rod(s) as per the desires of the lubrication engineer facilitates a new application in field of steam engines. I claim the injection of fresh air behind the piston and into the cylinder makes the engine a self-contained steam generator and condenser. I claim the injection of fresh air behind the piston and into the cylinder cools the engine. I claim the injection of fresh air behind the piston and into the cylinder cools and condenses the steam and exploded gas or gases thus reducing noise pollution generally eliminating the need for further noise suppression outside the engine in the form of mufflers. I claim any or all of the injectors, valves, and electric ignition may be (along with computerized electronic control element) duplicated on the engine to meet requirements for certification as an aviation engine.
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