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Subject: 
Re: flying helicopter? (was: orrery update)
Newsgroups: 
lugnet.technic
Date: 
Wed, 5 Feb 2003 19:49:05 GMT
Viewed: 
913 times
  
"Tim Courtney" <tim@zacktron.com> writes:


http://british.nerp.net/lego/av8/chopper/index.html
and then click in "General Layouts"

Checked out that page, and the experimental helicopter you have shown
seems like an impossible setup. How do the two rotors, the way they
are mounted, keep from chopping each other's drive shaft to bits?
Even if they're at different levels, one would slice the other's
shaft... I'm puzzled.


There's a small angle between the two rotor shafts, that's the
solution.  A clever one, indeed.


Fredrik



Message has 1 Reply:
  Re: flying helicopter? (was: orrery update)
 
(...) There is a military helicopter with this shaft arrangement in the Russian armed forces. IIRC, the Kirov carrier had some of these choppers at some point in time. Pedro (21 years ago, 5-Feb-03, to lugnet.technic)

Message is in Reply To:
  Re: flying helicopter? (was: orrery update)
 
(...) Hi Luis - Checked out that page, and the experimental helicopter you have shown seems like an impossible setup. How do the two rotors, the way they are mounted, keep from chopping each other's drive shaft to bits? Even if they're at different (...) (21 years ago, 5-Feb-03, to lugnet.technic)

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