Ingenium (machina)
Ingenium, sive motrum, vel Latinitate antiqua machina tantum, est machina quae unum vel plura energiae genera in energiam mechanicam convertendam designatur.

Clava et remus sunt ingenia simplicia et praehistorica.

Frontinus, Plinius, et Vitruvius ingenia antiqua commemorant.

Fons propulsionis
Per vim quae ingenium propellat numerantur sequentes.
 Machinae vi humana propulsae
 Machinae vi bestiarum propulsae
 Machinae vi aquae fluentis propulsae
 Machinae vi aeris propulsae
 Machinae vi vaporis propulsae
 Machinae vi electrica propulsae
 Machinae vi ignis propulsae

Machinarum imagines 

 Automaton
 Centrifugium
 Currus tractorius
 Flagellum (biologia), machina biologica
 Industriae conversio
 Interfacies utentis
 Labor
 Machina bellica
 Machinatio caloris
 Machina vaporaria
 Motrum
 Motrum combustionis internae
 Machina vaporaria
 Perpetuum mobile
 Vehiculum

Notae

Bibliographia 
 Chaline, Eric. 2012. Fifty machines that changed the course of history. Buffalo Novi Eboraci: Firefly Books. ISBN 9781770850903, ISBN 1770850902.
 Landels, J. G. Engineering in the Ancient World. ISBN 0-520-04127-5.
 Parker, Sybil P., ed. 1994. "Engine." McGraw-Hill Concise Encyclopedia of Science and Technology. Ed. tertia, p. 714. McGraw-Hill.
 Quinion, Michael. 1998. "World Wide Words: Engine and Motor." Worldwide Words: Investigating the English Language across the Globe. Textus interretialis.
 Smith, Herschel H. 1981. Aircraft piston engines: from the Manly Baltzer to the Continental Tiara. Novi Eboraci: McGraw-Hill. ISBN 0070584729.
 Uicker, J. J., G. R. Pennock, et J. E. Shigley. 2003. Theory of Machines and Mechanisms. Ed. tertia. Novi Eboraci: Oxford University Press. ISBN 019515598X.

Nexus externi 

 "Detailed Engine Animations."
 "Working 4-Stroke Engine – Animation."
 Animata variorum ingeniorum exemplaria.
 "5 Ways to Redesign the Internal Combustion Engine."
 De "Small SI Engines."
 De "Compact Diesel Engines."
 Ingenia in classes subtiliter discripta.

 
Ingenia