http://dap.cooper.edu/ 2026-06-23T23:01:20-04:00 http://dap.cooper.edu/ http://dap.cooper.edu/lib/images/favicon.ico text/html 2013-05-16T17:31:44-04:00 http://dap.cooper.edu/doku.php?id=start:classes:principlesofdesign:aman_grewal:eid101&rev=1368739904&do=diff A problem for wheelchair users is that they have difficulty reaching high shelves, sitting at high tables or bars, and talking at eye level during a conversation. This system addresses this problem by using two motorized scissor jacks placed between the base and the bottom of the chair in order to raise and lower the chair with the press of a button.