09-03-2013, 17:22
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Alumni turned Mentor
AKA: Branden Gunn
 FRC #4761 Team Role: Mentor
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Join Date: Jan 2007
Rookie Year: 1996
Location: Reading, MA
Posts: 733
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Re: Shooter wheel covering
Quote:
Originally Posted by nixiebunny
Pneumatic tires are designed to spin fast (e.g. on automobiles), while robot wheels are not. They have cords under the tread to hold them together. I'd feel much safer being near a robot with a (properly balanced) pneumatic tire spinning at 6000 RPM than a robot wheel with stuff stuck to it spinning that fast.
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Cars have steel belts in the tires. Small tires like wheelbarrow tires do not. Also, car tires don't spin at 6000 rpm. A typical 15" tire is 25" diameter - giving around 812 r/mile, which is 812 RPM for 60 mph.
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Student FRC23 (1996-1999), Mentor FRC246 (2000), Mentor FRC1318 (2007-2009), Mentor FRC93 (2011), Mentor FRC2151 (2012), Mentor FRC23 (2013), Mentor FRC4761 (2014-2017)
1998 - National Chairman's Award and Woodie Flowers Award (FRC23, Mike Bastoni  ) | 2007 - PNW SF (488, 1595) | 2008 - Oregon RCA - Seattle #2 Seed, SF (488, 1696) | 2009 - Oregon #1 Seed, Winners (1983, 2635) - Seattle SF (945, 2865) - Galileo #2 Seed, SF (973, 25) | 2012 Midwest F (111, 71) | 2014 RIDE Winners (78, 125), Inspector - NEU #24, QF (3479, 3958) - NECMP #35 | 2015 Reading #11, SF (1058, 190), Inspector - RIDE #17, QF(4055, 5494), Inspector - NECMP #57 | 2016 Reading #4, SF (133, 4474), DCA, Inspector - Ride #22, SF (1735, 2067), Creativity, Inspector - NECMP #48, RCA - Archimedes
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