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 Technic / *17341 (-10)
  Re: Mechanical obstacle avoider
 
Interesting little device, reminds me this one: (URL) in terms of mechanical IQ, yours is far ahead... (...) Probably indeed ;o) Philo (19 years ago, 13-Dec-05, to lugnet.technic)
 
  Re: 3 segments hexapod
 
(...) I've sent you a e-mail whit a video, should explane a lot:), if anyone else whants to see it just mail at sigurd18@hotmail.com or let me no at lugnet.com/technic (...) thanks (...) on it is'nt, it dont work the way i plant, the leg swap (large (...) (19 years ago, 13-Dec-05, to lugnet.technic)
 
  Mechanical obstacle avoider
 
Everyone makes a Mindstorms robot that drives forward until it hits an obstacle, then reverses and turns for a short distance before resuming its forward motion. Here is a robot that does the same by 100% mechanical methods. It has only one motor, (...) (19 years ago, 13-Dec-05, to lugnet.technic)
 
  Anyone seen Leo Dorst?
 
He used to have a site with some great freehand drawings at (URL) but it's currently timing out for me. Does anyone know if the site has moved elsewhere, or how I can contact Leo? Thanks ROSCO (19 years ago, 13-Dec-05, to lugnet.technic, lugnet.people)
 
  Re: 3 segments hexapod
 
Hey that is amazing! I'm trying to imagine it moving and working. I need help! Very nice symetry you have with the central body and the pistons at angles. Wow. What a technical triumph. Excellent work. Video? e (19 years ago, 12-Dec-05, to lugnet.technic)
 
  3 segments hexapod
 
oke another hexapod, this one is made whit inspirations of Kevin L. Clague (e-mails) it uses the schema from his inchworm for leg lift and drop, and the leg swap is just slave of the lift and drop pistons. the front and the rear legs uses elbow (...) (19 years ago, 12-Dec-05, to lugnet.technic)
 
  Re: Vehicle with square wheels
 
(...) I think the veer left comes from gear backlash. Front and rear wheels are not maintained strictly 22.5° apart and the way it works, this introduces left/right dissymetry. My first attempt used 3 z24 gears with less backlash but of couse I (...) (19 years ago, 12-Dec-05, to lugnet.technic)
 
  Re: Vehicle with square wheels
 
(...) Fantastic work. I hadn't even started my attempt. I like your using the battery box as the weight -- it's very simple and compact. I noticed from the video that it tends to veer left. Are the wheels losing traction when they're fully flat? (19 years ago, 12-Dec-05, to lugnet.technic, FTX)
 
  Re: Vehicle with square wheels
 
Sorry, bad link. (URL) Video clip> (600k, DivX 5 AVI file). Philo (19 years ago, 9-Dec-05, to lugnet.technic, FTX)
 
  Re: Vehicle with square wheels
 
(...) (snip) (...) I finally got it to work... (click for bigger images) (3 URLs) ...and a short <sw1.avi video clip> (600k, DivX 5 AVI file). Enjoy ! Philo (19 years ago, 9-Dec-05, to lugnet.technic, FTX)  


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