2007-08-15

Stirling-Motor voor de Koffie

The Stirling engine is a closed-cycle piston heat engine. The term "closed-cycle" means that the working gas is permanently contained within the cylinder, unlike the "open-cycle" internal combustion enginesteam engines, which vent the working fluid to the atmosphere. and some [ Stirling engine - Wikipedia, the free encyclopedia ]

Hier is er eentje om uw kopje kofie te roeren
via: Boing Boing: Papercraft stirling engine that runs on coffee