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Subject: 
Re: Bumper Ideas Needed
Newsgroups: 
lugnet.robotics
Date: 
Fri, 4 Dec 1998 19:15:11 GMT
Original-From: 
Laurentino Martins <LMARTINS@spamcakeMARKTEST.PT>
Viewed: 
6419 times
  
At 18:53 04-12-1998 Friday , you wrote:
> Still don't have my RIK, but here's some ideas...
> 
> First, a dumb question... just how far does the typical bot take to stop
> when the motors are put into brake mode?

It's almost instantaneous.
The problem is that I'm trying to map a room mapper and I don't want it to move it's position because of an impact so I know where it stands. Besides, the motors can make the bot move very fast!

> A hoop skirt could be made of flex-system pieces.  It would be nice and
> light.  Give it only two supports, 180 deg from each other.  One would
> simply be a hinge, probably a universal joint; the other would be hooked
> up to a touch sensor.  The problem here is we need a way to push on the
> touch sensor no matter which way the skirt gets bumped.
> 
> The skirt would need to be wide and quite springy, which is why I want to
> use flex-system and not regular Technic parts.
> 
> My other idea is to use flex-system pieces as insect antennae.  Just one,
> running out in front and in back in an arc.  (Imagine a bow shape, with no
> string and the bot where the arrow would be.  Much weaker of course.)
> Both antennas would be attached to the same touch sensor, at the bow's
> "handle", such that an incoming bump on either antenna sets off the
> sensor.

Great idea!!! :-)

> Daniel "Dan'l" Miller                Senior, School of Aeronautics and
> danielmi@expert.cc.purdue.edu        Astronautics, Purdue, Indiana
> danielmi@cartoon.ecn.purdue.edu


Ass: LAU

A minha pagina: http://www.terravista.pt/Enseada/2808/



Message is in Reply To:
  Bumper Ideas Needed
 
Hi I've been the working in making a flexible bumper using only one switch for my CyberMaster and after constructing about 4 or 5 prototypes I've found out that after all I don't know how to make a decent flexible-and-with-lo...-of-travel bumper. I (...) (28 years ago, 4-Dec-98, to lugnet.robotics)

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