Entrant Profile

Michael Dempsey

Location: Sioux Falls, South Dakota United States


Company: none


Profession: Business Owner/Manager


Hobbies and activities: Motorcycles and airplanes.

Inspired by: 10,000 hours of flight time, landing with any water on runway or a thin layer of snow always provides smooth landings because the tire doesn't have to go from zero to 100 mph.

2013 Entries

Date Title Category Views Votes
04/16 Landing Gear Pre-spinner Transportation & Automotive 2589 1