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Flat-twin: Difference between revisions
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A '''flat-twin''' is a two cylinder [[internal combustion engine]] with the cylinders arranged on opposite sides of the crankshaft. It is part of the class of [[flat engine]]s, sub-type "boxer", and shares most characteristics of those engines. | |||
==Automotive use== | |||
{{multiple image | |||
| width = 180 | |||
| footer = Citroen 2CV flat twin engine | |||
| image1 = CitroenSahara-engine.jpg | |||
| alt1 = | |||
| caption1 = Rear engine of a [[Citroën 2CV#Four-wheel drive|Citroën Sahara]] | |||
| image2 = BlackjackAvion.jpg | |||
| alt2 = | |||
| caption2 = Blackjack Avion displaying its cylinders | |||
}} | |||
Flat-twin engines were used in several economy cars, including the [[Citroën 2CV]], the [[Panhard Dyna X]] and [[Panhard Dyna Z|Dyna Z]], Steyr-[[Puch 500]], [[DAF Daffodil]], [[BMW 600]], several [[Jowett]] cars between World Wars I and II, and the [[Toyota Publica]] and [[Toyota Sport 800]]. | |||
{{Piston engine configurations}} | |||
[[Category:Automobile engines]] | |||
[[Category:Boxer engines]] |
Revision as of 02:45, 19 May 2010
A flat-twin is a two cylinder internal combustion engine with the cylinders arranged on opposite sides of the crankshaft. It is part of the class of flat engines, sub-type "boxer", and shares most characteristics of those engines.
Automotive use
Template:Multiple image
Flat-twin engines were used in several economy cars, including the Citroën 2CV, the Panhard Dyna X and Dyna Z, Steyr-Puch 500, DAF Daffodil, BMW 600, several Jowett cars between World Wars I and II, and the Toyota Publica and Toyota Sport 800.
Piston engine configurations v • d • e | |
---|---|
Type | Bourke • Controlled combustion • Deltic •Orbital • Piston • Pistonless (Wankel) • Radial • Rotary • Single • Split cycle • Stelzer • Tschudi |
Inline types | H · U · Square four · VR · Opposed · X |
Stroke cycles | Two-stroke cycle • Four-stroke cycle • Six-stroke cycle |
Straight | Single · 2 · 3 · 4 · 5 · 6 · 8 · 10 · 12 · 14 |
Flat | 2 · 4 · 6 · 8 · 10 · 12 · 16 |
V | 4 · 5 · 6 · 8 · 10 · 12 · 16 · 20 · 24 |
W | 8 · 12 · 16 · 18 |
Valves | Cylinder head porting • Corliss • Slide • Manifold • Multi • Piston • Poppet • Sleeve • Rotary valve • Variable valve timing • Camless |
Mechanisms | Cam • Connecting rod • Crank • Crank substitute • Crankshaft • Scotch Yoke • Swashplate • Rhombic drive |
Linkages | Evans • Peaucellier–Lipkin • Sector straight-line • Watt's (parallel) |
Other | Hemi • Recuperator • Turbo-compounding |