Written by Stan Buddenbohm
Add auto incidence on a Free Flight tip-launched glider
Feature
As seen in the July 2015 issue of Model Aviation.
A system that keeps an aircraft stable in even the strongest winds appears to be making a comeback. The Gravity Trigger was conceived in 1989, and uses gravity, inertia, leverage, friction, tension, and centrifugal force to control the decalage of a tip-launched glider [TLG].
History
After extensive developing and testing, the Gravity Trigger was first used on an 18-inch wingspan javelin Hand-Launched Glider (HLG) to win the 1991 US…