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 Technic / 13058 (-5)
  Re: New MOC: large crane
 
(...) finished! I like the use of technic turntables for the crawler sprockets. Did you also use a technic turntable for the slew ring? ROSCO (20 years ago, 23-Aug-04, to lugnet.technic)
 
  New MOC: large crane
 
Hi, After working on it for one year (on and off), I've finished a large, crawler crane. Read all about it here (scroll past my minifig crane to the bottom of the page): (URL) (20 years ago, 23-Aug-04, to lugnet.technic) !! 
 
  Re: why won't my biped walk?
 
(...) Just a follow-up -- all I had to do was slightly redesign and reattach the feet, with the cam-driven connection on the outside and the stabilizing connections on the inside. It now walks quite reliably! Very cool. This bot is cute in a sort of (...) (20 years ago, 23-Aug-04, to lugnet.technic)
 
  Re: why won't my biped walk?
 
(...) I think you're right. For the record, I tried simply shifting the foot plates in one stud each -- and this does sort of work; the bot now wobbles a lot but, most of the time, actually transfers from foot to foot. But I think your analysis (...) (20 years ago, 23-Aug-04, to lugnet.technic)
 
  Re: why won't my biped walk?
 
(...) OK, so I think I know why it won't walk. Right now, the rotation axis of the ankle is on the outer edge of the foot. This means that when the center post lifts the foot, the inside edge of the foot lifts, while the outside edge of the foot (...) (20 years ago, 22-Aug-04, to lugnet.technic)


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