http://dap.cooper.edu/ 2026-06-17T08:53:13-04:00 http://dap.cooper.edu/ http://dap.cooper.edu/lib/images/favicon.ico text/html 2014-01-24T16:17:23-04:00 http://dap.cooper.edu/doku.php?id=start:classes:designandproto:geartrain&rev=1390598243&do=diff Gear Train Assignment Due date: Friday, January 31 in class Design and build a gear train with a ratio between 5:1 and 30:1. For example, in a gear train with a ratio of 20:1, 20 turns of the input gear results in 1 turn of the output gear. Use 3 gears; the second gear in the train should be a compound gear. Pitch diameters should be no larger than 3 in.