Abstract: A high-speed vertical take-off and land aircraft includes a body with an engine supported by the body. A fan assembly is also carried by the body. The fan assembly includes a hub and a plurality of blades to provide vertical lift for the aircraft. A plurality of frictionless air bearings vertically support the fan assembly while a plurality of idler wheels horizontally center the fan assembly. In addition the aircraft includes an active system for sensing vibration and balancing the fan assembly.

Abstract: The present invention relates to an on-line system for facilitating the production of forms, such as business cards, stationery, catalogues and generally any printed matter. Relatively permanent material for the production of forms is stored as a form structure in a computing system repository. The system receives copy information input by a user and combines it with the form structure to produce a finished artwork which is transmitted to a printery.

Abstract: A sway limiting linkage for a vehicle. A pair of lever members is pivotally mounted on running gear of the vehicle. Inner arms of the lever members are connected to swing up and down together. Outer arms of the lever members are linked to body frame members of the vehicle to cause the body frame members to move toward and away from the running gear in unison.