| Directory > Science > Technology > Energy > Devices > Internal Combustion Engines > Rotary VGT Technologies, Inc.
Developing, commercializing Variable Geometry Toroidal (VGT) engine; in such engines, power pistons
move around circular chamber, with drive shaft at geometric centre, perpendicular disc valve with
cut out pass-through. Alberta, Canada.
http://www.roundengine.com/
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A Shed-load of Ideas
About Archer TRICE engine, Netherlands firm ICCU is investing several million Euros in it for
fixed, natural gas fueled, electric generators for 1,000 homes, steam gives heat for homes, to be
ready in 9 months. [The Economist]
http://www.economist.com/science/displayStory.cfm?story_id=1826051
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OX2: Yahoo Groups: Advanced Engine Technology
Forum to discuss Advanced Engine Technologies, Inc., (AENG) and development of OX2 engine, a new
internal combustion engine geometry.
http://groups.yahoo.com/group/advancedenginetechnology/
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Wankel Rotary GmbH
Firm developing engines, mechanically driven superchargers, air compressors, bypass ventilators,
for sale. Samples, working prototypes available. Claims to be original world Wankel rotary piston
Internet domain. English, Deutsch.
http://www.wankel-rotary.com/
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Why Aren't Rotary Engines Used in Automobiles?
Response to question by E. Robert Fanick, Research Scientist with Southwest Research Institute.
[Discover Magazine]
http://www.discover.com/ask/main36.html
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StarApex.com
A 5 apex rotor in a 6 lobe chamber, one moving part, 10 power strokes per revolution; also useful
as positive displacement, continuous motion, multi-use pump. Canada.
http://www.starapex.com/
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Rotary Engine
List of known rotary engines on Web, now or recently in development, no Wankels. Page on
Epielliptical Rotary project, with invitation to help finish design. Rotary history. Criticisms of
bad ideas, hydrogen combustion engines.
http://deadbeatdad.org/eliptoid/
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Idol Motor
Two stages: an efficient rotary compressor feeds a rotary expander: animations, laboratory data,
working prototype was tested, designer seeks production funding. Black Sea Technical University,
Turkey. In English, Turkish.
http://www.idolmotor.8m.com/
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Lennart Nilsson Pages
Personal pages about rotary powered vehicles, with brief descriptions of several types, and a few
links. Also about circuit racing, and downhill skiing.
http://home.swipnet.se/~w-54231/
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OX2: Advanced Engine Technologies, Inc.
Firm researching and designing OX2 8-cylinder rotary block engine; Many impressive participants:
lead by racing legend Carroll Shelby; Robert E. Petersen (Motor Trend, Hot Rod), Smokey Yunick, Ray
Orbach (UCR Chancellor).
http://www.ox2engine.com/
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Trochilic Engines, Inc.
Trochilic Quad Cycle Engine: innovative hybrid oscillating rotary, low friction, dual
vane/rotor/pistons, efficient trochilic (rotating) motion. Uses: internal combustion, high pressure
gas, Stirling, pump.
http://www.trochilicengines.com/
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Archer TRICE
True Rotating Internal Combustion Engine: toroidal chamber and cylinder geometry with daring,
perpendicular partly conformal, cut out pass-through dual rotary valve does compression and
exhaust; pure rotary, all rotating parts; smooth, quiet. Some animations.
http://www.archerengine.dabsol.co.uk/
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Ring Cylinder Multiuse Motor Pump
Toroidal chamber and cylinder geometry with daring, perpendicular partly conformal, cut out
pass-through rotary valves to do compression and exhaust; pure rotary, all rotating parts; smooth,
quiet. Several animations. English, Deutsch.
http://www.ringmotor.de/
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Craig's Rotary Page
Topics: high power Wankels. Engines: 3-4 rotor, 700hp 13B, 20B, 15A, 21A, 12A turbo, NSU, Russian
Lada/Vaz, John Deere. Cars: drag Corolla, 700hp RX-7, Subaru, 13BT Miata (MX5), RX-7-SP, JC Cosmo,
Presto, 20B RX-7, MX-03. Odd ideas, car electronics, books, magazines.
http://cp_www.tripod.com/rotary/
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Quasiturbine: FutureWatch: From the Piston to the Wankel to the Quasiturbine
Experts in Canada have come up with a different kind of engine called the Quasiturbine. It is as
revolutionary a paradigm as the Wankel engine and the piston engine, and appears to overcome the
limitations of both.
http://www.futureenergies.com/article.php?sid=32
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Frasca Rotary Engine
Simple rotary internal (continuous) combustion, multifuel engine; 2/4 cycle versions; very simple
intake, exhaust, ignition; patented, patent abstracts and claims; book available, paper or online
as 20 .pdf files.
http://frascapublications.com/
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Wankel: HowStuffWorks: How Rotary Engines Work
Photographs and animations show how Wankel rotary engines use a four-stroke combustion cycle and
how each of the three faces of the rotor is always executing one different part of the cycle.
http://www.howstuffworks.com/rotary-engine.htm
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QuietPower: ROPE: Rotary Opposed Piston Engine
Very quiet, compact, low cost and emission, multiple application engine/APU, high power density: 2
moving parts, 4 cylinder, 4 (Otto) cycle.
http://www.ropengine.20m.com/
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Ball Piston Engine
Very simple, strong, smooth, high speed: ball bearings in a rotor and stator.
http://www.ballpistonengine.com/
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Quasiturbine Agence, Inc.
Qurbine rotary engine: high torque, acceleration, power density per volume and mass; low RPM,
noise, pollution; no vibration, oil. Rentals available. Extensive media references. English,
Français, Español. Quebec, Canada.
http://quasiturbine.promci.qc.ca/QTIndex.html
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A.S. Four Stroke Hybrid Engine
Hybrid piston-in-rotor rotary. English and Español.
http://www.geocities.com/CapeCanaveral/2542/index.html
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Rand Cam: Re-engineering the Wankel
Kansas State Engineer magazine cites Wankel design flaws and how Rand Cam avoids them.
http://www.ksu.edu/kse/spring96/rotary/rotary.html
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Wankel Rotary Combustion Engines (WRCE) and Vehicles
Comprehensive: Wankel and other rotary engines, automobiles, Mazda RX-7, motorcycles, aviation,
hydrogen, HEV, history, 2 Java demos, 80 images, 88 pages, 170 engines, over 500 unique external
links.
http://www.monito.com/wankel/wankel.html
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Veselovsky Engine
Moscow State University. 2 lobe rotary-piston in 3 lobe chamber.
http://www.machaon.ru/tetra/veselo.htm
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Rand Cam: Reg Technologies, Inc.
Researching and developing Rand Cam/Direct Charge Engine since 1987; Canada.
http://www.regtech.com/
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OX2: CARtoday.com: Motor News: Engine with only three moving parts
Reports General Motors (largest vehicle maker), Caterpillar (large diesel engine maker), Outboard
Marine (one of largest boat engine makers) all financially support OX2.
http://www.cartoday.com/livenews/99/07/0722.htm
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Wankel: O.S. Engines: .30 Wankel
First rotary for R/C (remote control) aircraft: 5cc, 1.27bhp, 2,500-18,000 rpm!
http://www.osengines.com/engines/osmg1400.html
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Perlex, Inc.: Engine
May be some sort of Ramelli/Wankel hybrid. Claims very high torque at low RPM, concurrent
multi-fuel ability. From Texas.
http://personalwebs.myriad.net/tgunn/engine-1.htm
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Wankel: Freedom Motors
Makes and sells Rotapower Wankel engines (prior Outboard Marine Corp., product): high
power-to-weight ratio, low pollution, reliable, multi-operational: land, marine, air use.
http://www.freedom-motors.com/
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