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Subject: 
3 Section Telescopic Crane Boom
Newsgroups: 
lugnet.technic
Date: 
Sun, 3 Dec 2000 16:35:46 GMT
Highlighted: 
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There has been a lot of talk about crane type mechanisms recently, so to add
to the pot, here is a mechanism to achieve the subject of this post.

   http://www.telepresence.strath.ac.uk/jen/lego/ideas.htm

Jennifer Clark



Message has 5 Replies:
  Re: 3 Section Telescopic Crane Boom
 
Hi Jennifer, (...) 3-sectioned crane! I also thought how THIS might work in real an came up with that kind of cable-mechanism you used! But I never was able to fit it into a technic construction ;-(( But how does a real multi sectioned boom work? (...) (24 years ago, 3-Dec-00, to lugnet.technic)
  Re: 3 Section Telescopic Crane Boom
 
Neat! I'd often thought about trying something like this! When I was a kid, (pre-technic!!) I built a gantry crane that used a complex series of cables (string) and pulleys. I only had 1 (4.5V) motor at the time, so all movement had to be controlled (...) (24 years ago, 3-Dec-00, to lugnet.technic)
  (canceled)
 
  Re: 3 Section Telescopic Crane Boom
 
How interesting! I've always wondered how the telescoping booms function. I originally thought the individual boom elements could be extended individually, but it appears that one of the elements control the other(s), as you've shown us. It looks (...) (24 years ago, 4-Dec-00, to lugnet.technic)
  Re: 3 Section Telescopic Crane Boom
 
I had another mechanism in mind. I'll see if I get a chance one of these days to make a prototype.... Duq "Jennifer Clark" <jen@vulture.dmem.strath.ac.uk> wrote in message news:G503FM.4tz@lugnet.com... (...) add (...) (24 years ago, 4-Dec-00, to lugnet.technic)

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