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Audi invented the first Rotary engine!

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Old Jul 18, 2004 | 11:01 PM
  #3  
eccles's Avatar
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From: Austin, TX
Originally Posted by JeupRX-8
He went on to tell me that Audi made the first Rotary-engine in the early 1950's
Actually it was NSU, though I suspect that they were subsequently acquired by Audi.
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Old Jul 19, 2004 | 12:17 AM
  #4  
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From: Florida Gulf Coast University
nice pics???
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Old Jul 19, 2004 | 01:13 AM
  #5  
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From: La La Land
Originally Posted by eccles
Actually it was NSU, though I suspect that they were subsequently acquired by Audi.
NSU merged with Audi to form Audi-NSU. The license was from NSU and was transferred to VW by nature of owning Audi. VW/Audi had nothing to do with the rotary engine and their conservatism killed it internally leaving Mazda as the only company carrying on with it. Mazda did a better job with the rotary than NSU ever did.
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Old Jul 19, 2004 | 09:21 AM
  #6  
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???
MMI>>>>I drive
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Old Jul 20, 2004 | 02:04 PM
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GotBass's Avatar
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I dont know if this i correct or not, but one of my friends said that there were rotarys in WWI british fighter planes. Have not heard this anywhere else.
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Old Jul 20, 2004 | 02:12 PM
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From: Clearwater
Radial engines for airplanes are different than the Rotary engine as we know it.

That's not to say someone didn't put one in an airplane.
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Old Jul 20, 2004 | 02:16 PM
  #9  
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From: Belgique
Originally Posted by GotBass
I dont know if this i correct or not, but one of my friends said that there were rotarys in WWI british fighter planes. Have not heard this anywhere else.
Might have been a rotary engine of some sort, but not a Wankel-type rotary, as Felix Wankel worked during WW2 at the German Institute of Aviation, developping rotary valve piston aero-engines.
Pre- and WW2 piston aero-engine are a great source of inspiration for interesting features that improve perfs and FE.
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Old Jul 20, 2004 | 02:20 PM
  #10  
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From: Clearwater
Radial Engines:

http://travel.howstuffworks.com/radial-engine2.htm

Rotary Engine:

http://auto.howstuffworks.com/rotary-engine.htm
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Old Jul 20, 2004 | 02:47 PM
  #11  
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From: Vegas/Henderson - NV
Originally Posted by GotBass
I dont know if this i correct or not, but one of my friends said that there were rotarys in WWI british fighter planes. Have not heard this anywhere else.
Those were radial piston engines. Inside the radial engine. There were german experiments witht he rotary during WWII but mostly for compressors and similar applications.
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Old Jul 20, 2004 | 03:23 PM
  #12  
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From: Hurlburt Air Field FL, Richland WA, Spokane WA
NSU also developed rotary boats and lorries. The rotary you speak of was commonly used in several aerospace designs, but like it was said before, they werent wankel, they were radial: pistons in a circle driving the prop. The wankel's rotors were far under developed and most of the layouts were still single rotor at the time because of teething problems. its not like they had CAD back then :D
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Old Jul 21, 2004 | 02:52 PM
  #13  
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From: Newport News, Va
In aircraft engines the Radial was different than Rotaries but looked similar on the outside.

Aviation"Rotary" engines back during WW I had the crankshaft bolted to the firewall and the entire engine rotated with the propellor bolted to a flange on the front of the engine block. The cowling covering the engine was a neccesity because the spinning engine would fling hot castor oil all over the airframe and in the pilots face! That was why early pilots wore the ubiquitous scarf so they could wipe the oil from their face and goggles!

Radial engines had the engine block bolted to the firewall in the convential manner with the crankshaft connected to the propellor hub thru a reduction (planetary) gearbox.

Rotary engine animated GIF

Gnome engine

Rotary engine

Last edited by Rotary Nut; Jul 21, 2004 at 04:45 PM.
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Old Jul 21, 2004 | 04:38 PM
  #14  
Gigolo Jason's Avatar
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From: The Houston Club's Resident Lush
NSU was the first to implement it into an automobile, well before Audi was ever involved.
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Old Jul 22, 2004 | 11:16 AM
  #15  
cas2themoe's Avatar
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From: Maryland
I actually did a little research for my CMST450 Class last semster on these engines.

I'm pretty sure this is correct.

http://www.mazda.com/history/rotary/e1-1.html
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Old Jul 23, 2004 | 07:00 PM
  #16  
Kel Rx8's Avatar
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From: Jersey & Peru
my friend called me when his audi dealer he works for got the new a6 in for a week
it was german k/m
sad thing is they had to kill it
yup all those cars dont have vin#'s so they are scheduled for demolition.
sorry i just saw i-robot again
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Old Jul 28, 2004 | 03:28 PM
  #17  
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Hi Rotary Fans

Did you ever hear of that company:

http://www.wankel-rotary.com ???


In case somebody is interested in reading more about low weight Diesel- Wankel- Engines

and understands some German: Please mail me. I have a very interesting pdf -file concerning this subject.

Cheers

Hartmut.
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