1
Brian T McGeer, Andreas H von Flotow, Cory Roeseler, Clifford Jackson: Method for retrieving a fixed-wing aircraft without a runway. Bell Boyd & Lloyd, July 24, 2001: US06264140 (60 worldwide citation)

A method and apparatus for retrieving an aircraft in a confined space involves hanging a cable, for example from a kite or mast, across the aircraft's flight path. The aircraft approaches the cable in steady forward flight, and may strike the cable at any point on the wing, fuselage, or other l ...


2
Mathieu Mercadal, Andreas H von Flotow: Method and apparatus for stabilizing payloads, including airborne cameras. The Insitu Group, Perkins Coie, February 21, 2006: US07000883 (48 worldwide citation)

Methods and apparatuses for stabilizing payloads, including airborne cameras, are disclosed. In one embodiment, the apparatus employs a gimbal system in which the camera is mounted, together with suitable motors for pointing the camera by actuating this gimbal system and suitable sensors for derivin ...


3
Dale W Schubert, Andrew Michael Beard, Steven Frank Shedd, Marion Richard Earles Jr, Andreas H Von Flotow: Stiff actuator active vibration isolation system. Technical Manufacturing Corporation, Quarles & Brady, October 20, 1998: US05823307 (44 worldwide citation)

An active vibration isolation system (10) includes a plurality of stiff actuators, such as piezoelectric motors (12a-c; 284, 350) which support a small mass (18) inside of a case (300). A passive isolator (20) is interposed between the small mass (18) and the payload mass (M.sub.p). In the instance ...


4
Brian T McGeer, Andreas H von Flotow, Cory Roeseler: Methods and apparatuses for launching unmanned aircraft, including releasably gripping aircraft during launch and braking subsequent grip motion. The Insitu Group, Perkins Coie, January 23, 2007: US07165745 (43 worldwide citation)

Methods and apparatuses for launching unmanned aircraft and other flight devices or projectiles are described. In one embodiment, the aircraft can be launched from an apparatus that includes a launch carriage that moves along a launch guide. The carriage can accelerate when portions of the carriage ...


5
Andrew M Beard, Andreas H von Flotow: Active vehicle suspension system. Applied Power, Quarles & Brady, February 18, 1997: US05603387 (43 worldwide citation)

An active vehicle suspension employs a multi-point support system between a vehicle's chassis and cab. Each support point has an isolator which includes a linear hydraulic actuator that is connected at its quiet end to the payload by a passive vibration isolator and is connected at its vibrating end ...


6
Cory Roeseler, Brian T McGeer, Andreas H von Flotow: Methods and apparatuses for launching airborne devices along flexible elongated members. The Insitu Group, Perkins Coie, December 5, 2006: US07143974 (34 worldwide citation)

Methods and apparatuses for cable launching airborne devices (e.g., unmanned aircraft) are disclosed. In one embodiment, an apparatus includes an elongated structure, e.g., a tower, boom or derrick. At least one flexible elongated member (e.g., a cable or rope) can be attached toward one end to the ...


7
Brian T McGeer, Cory Roeseler, Andreas H von Flotow: Methods and apparatuses for launching unmanned aircraft, including methods and apparatuses for releasably gripping aircraft during launch. The Insitu Group, Perkins Coie, November 28, 2006: US07140575 (34 worldwide citation)

Methods and apparatuses for launching unmanned aircraft and other flight devices or projectiles are described. In one embodiment, the aircraft can belaunched from an apparatus that includes a launch carriage that moves along a launch axis. A gripper carried by the launch carriage can have at least o ...


8
Dale W Schubert, Andrew Michael Beard, Steven Frank Shedd, Marion Richard Earles Jr, Andreas H Von Flotow: Stiff actuator active vibration isolation system. Applied Power, Quarles & Brady, August 26, 1997: US05660255 (31 worldwide citation)

An active vibration isolation system (10) includes a plurality of stiff actuators, such as piezoelectric motors (12a-c; 284, 350) which support a small mass (18) inside of a case (300). A passive isolator (20) is interposed between the small mass (18) and the payload mass (M.sub.p). In the instance ...


9
Brian D Dennis, Clifford Jackson, Brian T McGeer, Andreas H von Flotow: Methods and apparatuses for capturing and recovering unmanned aircraft, including extendable capture devices. The Insitu Group, Perkins Coie, June 27, 2006: US07066430 (30 worldwide citation)

Methods and apparatuses for capturing and recovering unmanned aircraft and other flight devices or projectiles are described. In one embodiment, the aircraft can be captured at an extendable boom. The boom can be extended to deploy a recovery line to retrieve the aircraft in flight. The boom can be ...


10
Andrew M Beard, Andreas H von Flotow: Active tractor suspension system. Applied Power, Quarles & Brady, March 10, 1998: US05725066 (24 worldwide citation)

An active vehicle suspension employs a multi-point support system between a vehicle's chassis and cab. Each support point has an isolator which includes a linear hydraulic actuator that is connected at its quiet end to the payload by a passive vibration isolator and is connected at its vibrating end ...