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Unread 01-05-2015, 13:40
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Re: Interesting material usage?

1806 used fishing poles as canburglars at GKC
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  #77   Spotlight this post!  
Unread 01-05-2015, 19:11
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Re: Interesting material usage?

We used 1/2" x 1/2" x 1/16" angle to build our ramp.
After making it, I now firmly believe that angle is magic. The ramp weighed very little but could hold around 50-60lbs easily, and it was just a big triangle supported by smaller triangles made of angle.
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  #78   Spotlight this post!  
Unread 03-05-2015, 21:41
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Re: Interesting material usage?

Quote:
Originally Posted by GeeTwo View Post
On Carson, I saw a rookie team on my pit tour (don't recall the team number or name) with a lift frame made from an aluminum ladder. Light, strong, square, low effort. Genius!
Found a picture on my camera - It was team 5549, Gryphons.exe from Falls Church, VA.
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Last edited by GeeTwo : 03-05-2015 at 21:45.
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Unread 06-05-2015, 08:43
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Re: Interesting material usage?

Quote:
Originally Posted by asid61 View Post
We used 1/2" x 1/2" x 1/16" angle to build our ramp.
After making it, I now firmly believe that angle is magic. The ramp weighed very little but could hold around 50-60lbs easily, and it was just a big triangle supported by smaller triangles made of angle.
I think you mostly just discovered the power of the truss. Triangles are magic when it comes to making something stronger.
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Unread 06-05-2015, 09:04
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Re: Interesting material usage?

I'm not sure if anyone is using it for FRC yet but graphene seems to be the new miracle material:

http://vorbeck.com/graphene/vor-x

http://www.ebay.com/itm/Vor-x-Graphe...p2054897.l4275
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Unread 07-05-2015, 10:02
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Re: Interesting material usage?

We used Tetrix kit parts on our 2014 bot on some of our axles
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Unread 07-05-2015, 11:04
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In one of the iterations of or 2014 bot we used the latex ring from the base of a condom as a belt to transmit rotation between a VP and a absolute encoder. It worked reasonably well but since it was used for position PID on arm we didn't want to risk loosing count as we didn't have a method of quickly re zeroing.
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Last edited by mman1506 : 07-05-2015 at 11:25.
  #83   Spotlight this post!  
Unread 07-05-2015, 11:09
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Re: Interesting material usage?

Quote:
Originally Posted by mman1506 View Post
In one of the iterations of or 2014 bot we used the latex ring from the base of a condom as a belt to transmit rotation between a VP and a absolute encoder. It worked reasonably well but since it was used for position PID on arm we didn't want to risk loosing count as we didn't have a method of zeroing.
Please tell me that made it onto the BOM... that's awesome.
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  #84   Spotlight this post!  
Unread 07-05-2015, 11:33
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Re: Interesting material usage?

Quote:
Originally Posted by marshall View Post
Please tell me that made it onto the BOM... that's awesome.
We valued it at under a 1$, it was donated by the school guidance department .
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  #85   Spotlight this post!  
Unread 07-05-2015, 15:16
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Re: Interesting material usage?

We used a chain-lift, and to keep the totes aligned properly we used poster tubes.
https://scontent.xx.fbcdn.net/hphoto...89&oe=55C52C5F
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