http://img451.imageshack.us/img451/277/untitledhj8.gif
teeter tot to upper pendulum
flipping even weight on end of teeter where force from flipping acrobats and swing is gains
teeter is restriction to 30 degree moving
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- Tue Nov 14, 2006 11:23 pm
- Forum: General Discussion
- Topic: Gain force from their own swinging.
- Replies: 67
- Views: 35110
