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 Building / Mecha / 1958
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Subject: 
Re: Need help with leg joints!
Newsgroups: 
lugnet.build.mecha
Date: 
Wed, 3 Jan 2001 03:31:57 GMT
Viewed: 
608 times
  
In lugnet.build.mecha, Jeff Johnston writes:
I'm messing around with a two-legged walker design vaguely similar to
the AT-ST.  This is my first real experience with large mecha, and I
seem to have made it too heavy for the click hinges to worm properly -
it'll stand up (barely) but if it's jostled it sags and collapses into a
little heap.  So, I'm looking for any advice on making stronger leg
joints while still maintaining posability.

J
Jeff,
Usually you'll need to put a "stop" in the knee joint to keep it from
falling down.  Or maybe you could double or triple up on the click hinges
though I've found that this method gives only slightly more stability. I've
also seen the technic spring shock method used, but I've never tried one
myself. You could scrap the click hinges and use a different kind of joint.
I hope this helped.
Bryce McGlone



Message has 2 Replies:
  Re: Need help with leg joints!
 
(...) Right now I've got 2 hinges on each joint. I thought that would be sufficient, but now I wonder if there's not some kind of weird torque going on - because I don't think the model is *that* heavy, and the hinges hold up stuff like the LoM (...) (24 years ago, 3-Jan-01, to lugnet.build.mecha)
  Re: Need help with leg joints!
 
They did something like that on the robo guardian , you'd stick red antinnaes in, and it held them in place. -- Chef ICQ:84584424 AIM: Jedi101673 (URL) McGlone <bmcglone@ditim.com> wrote in message news:G6KHt9.Ms4@lugnet.com... (...) I've (...) (...) (24 years ago, 5-Jan-01, to lugnet.build.mecha)

Message is in Reply To:
  Need help with leg joints!
 
I'm messing around with a two-legged walker design vaguely similar to the AT-ST. This is my first real experience with large mecha, and I seem to have made it too heavy for the click hinges to worm properly - it'll stand up (barely) but if it's (...) (24 years ago, 3-Jan-01, to lugnet.build.mecha)

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