This suspension system allows a Jeep 4 x 4 to drive over rough terrain with minimal risk of rollover. Its springs, unique control link system and shock absorber support system allow all four tires to remain in constant contact with the terrain. Zachary C. Hoisington, California Polytechnic State University - San Luis Obispo. Variable Surface Area Parafoil. Hoisington's device improves the performance and stability of a parafoil, a special type of powered parachute that looks like a wing.
Skydivers can glide to a safe landing even after traveling at high speeds.
On a larger scale, parafoils have potential airplane, military and space travel applications. Martin B. Montague, The George Washington University. In addition to improving rider safety, this design decreases the number of components and their space requirements. All winners and their faculty advisors receive a crystal award. Receives Pioneer U.S. Patent on Enhanced Prepaid Phonecard Technology Top of page Copyright 1998 Inventor Net .