An apparatus for producing power from a source of liquid fuel. The apparatus includes at least one capillary flow passage, the at least one capillary flow passage having an inlet end and an outlet end, the inlet end in fluid communication with the source of liquid fuel, a heat source arranged along the...http://www.google.com.au/patents/US7313916?utm_source=gb-gplus-sharePatent US7313916 - Method and apparatus for generating power by combustion of vaporized fuel