55
thingiverse
Here is the output: Created using http://www.thingiverse.com/apps/customizer/run?thing_id=53451 \n Modified for http://www.thingiverse.com/thing:53451 \n \n \n Instructions\n Select from the following options to customize:\n Planet count = 5\n Teeth on each planet = 7\n Wheel size = 6.7 inches in diameter\n Number of planetary rotations per hour = 45 revolutions\n Angular displacement per revolution = 15 degrees\n Total rotation angle for a full orbit = 55 degrees\n Non-reversible twist ratio = 1 to 0\n Estimate number of teeth on sun-like stars = approximately 9 teeth
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