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Superior German Engineering?

 
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coyoteran



Joined: 19 Sep 2006
Posts: 800
Location: X Marks the spot...X stands for danger...two lines crossing over one another means to me...stay away

PostPosted: Sat Dec 02, 2017 7:53 am    Post subject: Superior German Engineering? Reply with quote

I will just leave this here. Hey, would this make it a parallel twin.

T



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jbcollier



Joined: 21 Sep 2006
Posts: 3428

PostPosted: Sat Dec 02, 2017 8:51 am    Post subject: Reply with quote

They had linked two cylinder two stroke engines. Is this one?
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coyoteran



Joined: 19 Sep 2006
Posts: 800
Location: X Marks the spot...X stands for danger...two lines crossing over one another means to me...stay away

PostPosted: Sat Dec 02, 2017 8:54 am    Post subject: Reply with quote

German made Triumph Works "Contessa" Looks a lot like a heinkel tourist to my untrained eye.
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jbcollier



Joined: 21 Sep 2006
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PostPosted: Sat Dec 02, 2017 10:19 pm    Post subject: Reply with quote

Yup, that engine is what they call a "split-single". They really hadn't a clue back then and this design was an attempt to separate the intake flow from the exhaust flow. It worked after a fashion but was not very efficient. A couple of videos:

https://www.youtube.com/watch?v=18KLEnO9tTE

https://www.youtube.com/watch?v=ZqQw_9Be0zA
(animation of how it worked at about the 1:30 mark)
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jbcollier



Joined: 21 Sep 2006
Posts: 3428

PostPosted: Sat Dec 02, 2017 10:20 pm    Post subject: Reply with quote

And another one:

https://www.youtube.com/watch?v=DKLEgpYBeK8
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