View Single Post
  #10   Spotlight this post!  
Unread 24-02-2014, 14:36
mott's Avatar
mott mott is offline
Registered User
AKA: Mike Ott
FRC #1619 (Up-A-Creek Robotics)
Team Role: Mentor
 
Join Date: Jan 2010
Rookie Year: 2008
Location: Niwot, CO
Posts: 105
mott is on a distinguished road
Re: Reducing Friction in Shooter

Quote:
Originally Posted by Dr.Gusta View Post
We just wrap the rope around the peice of 1/2" hex shaft. We use the high torque third stage offered by VEX for their ball shifter and I measured it with a fish scale attached to the rope and unspooling the rope by pulling on the scale. It read out 14lbs consistently.
Hearing this, the one immediate suggestion might be to try to use as large of a "drum" as you can to wind up your rope. Obviously, this would impact your ratios but unspooling a tiny drum is harder than unspooling a larger LIGHTWEIGHT drum.
Reply With Quote