View Single Post
  #7   Spotlight this post!  
Unread 08-12-2007, 06:07
Unsung FIRST Hero
Karthik Karthik is offline
VEX Robotics GDC Chairman
no team
Team Role: Mentor
 
Join Date: Apr 2002
Rookie Year: 1998
Location: Toronto, Ontario, Canada
Posts: 2,344
Karthik has a reputation beyond reputeKarthik has a reputation beyond reputeKarthik has a reputation beyond reputeKarthik has a reputation beyond reputeKarthik has a reputation beyond reputeKarthik has a reputation beyond reputeKarthik has a reputation beyond reputeKarthik has a reputation beyond reputeKarthik has a reputation beyond reputeKarthik has a reputation beyond reputeKarthik has a reputation beyond repute
Re: diving to 4 directions

Quote:
Originally Posted by Lil' Lavery View Post
You are correct that a swerve drive (at least any that have been produce in FIRST thusfar to the best of my knowledge) will not allow for translation and rotation simultaneously.
A swerve drive with four independently steered modules, or one with two independently steered modules and casters, will allow for simultaneous translation and rotation. (If you do the vector calculations for each wheel, you'll quickly see that this scenario is very possible.) It's actually detailed in two of Ian's whitepapers. Some examples of FIRST robots who could achieve this are Team 47 in 1998 and 2001, as well as Team 1114 in 2004.
__________________
:: Karthik Kanagasabapathy ::
"Enthusiasm is one of the most powerful engines of success. When you do a thing, do it with all your might. Put your whole soul into it. Stamp it with your own personality. Be active, be energetic, be enthusiastic and faithful and you will accomplish your object. Nothing great was ever achieved without enthusiasm" -- R.W. Emerson
My TEDx Talk - The Subtle Secrets of Success
Full disclosure: I work for IFI and VEX Robotics, and am the Chairman of the VEX Robotics and VEX IQ Game Design Committees
.