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Subject: 
Re: Problem with auto-steering mechanism.
Newsgroups: 
lugnet.robotics
Date: 
Fri, 25 Oct 2002 21:16:04 GMT
Original-From: 
Steve Baker <SJBAKER1@AIRMAIL.nomorespamNET>
Viewed: 
699 times
  
Steve Baker wrote:
Rob Limbaugh wrote:

If I remember right, the vertical drive shaft (from the motor in the
body) was also the center of the circle for steering.  Something like
this:

             S                S            T   S   T
         T   S   T                T   S   T
         TTTTSTTTT
         T  GGG  T   WWWW               T G     T   WWWW
         TAGAAAAATAAAWWWW
           G         WWWW
                     WWWW

S = Shaft (drive shaft from motor)
T = Technic Turntable
G = Gear
A = Axel
W = Wheel

For some reason, I'm thinking the vertical center of the wheel or the
right-most column of T's would be in line with the middle of the bot.
>
>> ....*OH*...so there is only one wheel in your solution.  Hmmm - I hadn't
thought of that.  I think the single wheel needs to be beneath the
center of the 'SSSSSS' shaft.

Aha!  That works a treat!

    http://www.sjbaker.org/toy2.gif

(it's a bit slow moving with that gearing - but I'll soon fix that)

Many thanks.

---------------------------- Steve Baker -------------------------
HomeEmail: <sjbaker1@airmail.net>    WorkEmail: <sjbaker@link.com>
HomePage : http://web2.airmail.net/sjbaker1
Projects : http://plib.sf.net    http://tuxaqfh.sf.net
            http://tuxkart.sf.net http://prettypoly.sf.net



Message has 1 Reply:
  Re: Problem with auto-steering mechanism.
 
<snip snip snip> (...) if i remember correctly there was something where the guy did something like put a differential through the turntable with the 24t part of the diff inside the 24t inside gearing and then made a sort of limited slip axel (did i (...) (22 years ago, 25-Oct-02, to lugnet.robotics)

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