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Unread 13-04-2009, 12:46
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Team 39 LADS Pre-Championship Video

Archimedes, here we come!
http://www.youtube.com/watch?v=5vkuBrd_X0s

Drive:

8 wheels comprised of 4 corner assemblies with 1 motor and 2 wheels each. Extensive traction/friction testing showed a clear advantage to having more wheels. We can push almost anyone , even laterally.

Independent anti-spin acceleration and anti-skid braking control for each of the 4 drive assemblies.

Swerve style front wheel steering allows:
Cornering with zero wheel-slip.
Operation with the stickier static friction virtually all of the time.
Effective maneuvering and pushing out of pins.
Sharp turning, pirouette etc without the traction robbing effects of wheel
spin that a skid steered robot has.

Stability controlled steering to minimize possibility of under-steer..

Top speed is over 11 fps.

Several driver controlled manual overrides for exception conditions......... etc.

The drive system was developed entirely within the 40 lb holdback rules and was refined and driven continuously up to the day before the AZ regional.

Ball Handler:

Pneumatic catapult assisted dumper can dump 1 to 10 balls in ½ sec with excellent accuracy. This minimizes the time that we have to loiter on target and as such we are less of a target. Notice our near empty trailer in most matches. Up to 6 additional balls can be stored in the conveyor system.

Field Team:

A super experienced driver with championship RC car and 3D flying experience.
A ball handler operator than knows the guts of the software programs.
A skilled human player.
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Last edited by BornaE : 13-04-2009 at 15:44.
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Unread 13-04-2009, 13:53
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Re: Team 39 LADS Pre-Championship Video

Please explain your shooter mechanism!!!
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Unread 13-04-2009, 14:02
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Re: Team 39 LADS Pre-Championship Video

Maybe this picture will help explain it...notice the vertical gate at the left, and the two long arms on the right that push the balls down the ramp quickly.

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Unread 13-04-2009, 15:14
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Re: Team 39 LADS Pre-Championship Video

Quote:
Originally Posted by squirrel View Post
Maybe this picture will help explain it...notice the vertical gate at the left, and the two long arms on the right that push the balls down the ramp quickly.

Haha, you have better pictures of our robot than us!

oh and we have som upgrades for atlanta! I heard somethign about more ball capacity
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Unread 13-04-2009, 15:19
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Re: Team 39 LADS Pre-Championship Video

We always pay a lot of attention to what Team 39 is doing! you guys are great
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Unread 13-04-2009, 15:33
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Re: Team 39 LADS Pre-Championship Video


This is During the Practice rounds in Arizona
The timing was modified later so the front gate moves down faster
You can see the 2 "hands" springed back pushing the balls forward.

P.S I think there is a gonna be a roller and some made extrusisons in somebodys bags to Atlanta

Photo from the NERDS Website again
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Last edited by BornaE : 13-04-2009 at 15:37.
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