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Subject: 
Re: Drawbridge help needed!
Newsgroups: 
lugnet.build
Date: 
Fri, 29 Mar 2002 01:39:35 GMT
Viewed: 
1760 times
  
In lugnet.build, Pedro Silva writes:
> 
> The Hobart bridge looks close to what I'm trying to do. Is the concrete
> block firmly connected to the bridge itself (ie, no relative motion is
> possible between the two), or differently?

From the side it looks a bit like this:

+---+
|   |
|   | <- counterweight
|   |
+---+---+ <- hinge
|       |
\       |
\      |
  --------------------------------- <- bridge deck

The sloped bit on the left is actually 1/4 circle, with teeth (curved rack),
which is used to move the bridge. This would be difficult with LEGO, but
could be donw with a lever or similar.

HTH

ROSCO



Message has 1 Reply:
  Re: Drawbridge help needed!
 
(...) (You are so right, ASCII art is difficult to see in Lugnet with IE5!) I think I got the idea. Curiously, I'm designing a garage door that resembles this, but in a different position... :-) There is a problem with this design, though: how will (...) (24 years ago, 29-Mar-02, to lugnet.build)

Message is in Reply To:
  Re: Drawbridge help needed!
 
(...) I thought of using old "D-size" batteries; I used 4 of them, but they were not even close to enough. I'm thinking of placing them higher, and maybe "covering" the track with them - but, like I said earlier, space may become a problem. My dad (...) (24 years ago, 28-Mar-02, to lugnet.build)

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