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| Number | Title | Issue Date |
| 8096510 | Traction kite with deformable leading edge A leading edge inflatable traction kite wherein the leading edge structure includes a plurality of spaced segments that are fabricated from a material with a higher elasticity, thus allowing for a greater amount of twisting and bending. The inflatable leading edge i... | 01/17/2012 |
| 8066225 | Multi-tether cross-wind kite power A multiple-tethered kite extracts power from wind. Systems having three or more tethers coupled to a single kite are contemplated, as are systems having multiple kites coupled to a given pair of tethers. Commercially useful tethers would most likely have a length of... | 11/29/2011 |
| 7775483 | Launch and recovery system for tethered airborne elements A launch and recovery system for a tethered airborne element is provided that launches and retrieves the tethered airborne element in a completely unattended manner. The system is comprised of a protective shroud for storing a tethered airborne element, a winch modu... | 08/17/2010 |
| 7607615 | Brake for a kite A kite brake and a kite that uses a brake are disclosed. The brake includes a spring-loaded standoff that is biased to push a top surface of a sail of the kite away from a strut of the kite when an air pressure on the bottom surface of the sail is less than a bias f... | 10/27/2009 |
| 7533851 | Flexible kite A kite is formed of a single sheet of tough but flexible material. A narrow slit in the sheet body defines two distinct flight bodies, one of which is substantially smaller than the other. The smaller forward flight body is elongated and joins the larger flight body... | 05/19/2009 |
| 7317261 | Power generating apparatus Power generating apparatus (10) including a cable (12) which rotatably mounts a plurality of power units (14). The power units (14) include wind power turbines (46) for producing power from the wind as the power units (14) f... | 01/08/2008 |
| 7287481 | Launch and retrieval arrangement for an aerodynamic profile element and an aerodynamic profile element The invention relates to an aerodynamic profile element for energy production using traction force, in particular for driving watercraft. The invention further relates to a launch and retrieval arrangement for a profile element, and a drive arrangement for a watercr... | 10/30/2007 |
| 7275719 | Wind drive apparatus for an aerial wind power generation system Wind driven apparatus for an aerial power generation system include driven elements and controls. The driven elements are configured and shaped to provide maximum force from both lift and drag during the downwind phase of operation and minimum force during the upwin... | 10/02/2007 |
| 7245041 | Ocean wave energy converter A long cylinder shaped beam is submerged in the ocean and suspended horizontally by multiple floats for converting ocean wave energy. The long length (at least the distance of the crest of two waves) and heavy weight of the beam, give the floats something stable to ... | 07/17/2007 |
| 7204674 | Rotor blade for a wind power installation A rotor for a wind power installation having at least one rotor blade. The smaller the surface area on which the wind acts, that is to say in particular the rotor blade area, the correspondingly lower is the load level for which installation has to be designed and t... | 04/17/2007 |
| 7204459 | Kite A kite has a cover sheet having first and second opposed main surfaces. A frame assembly is attached to the second main surface of the cover sheet to define a body having an overall height and an overall width. The frame assembly has frame members connected together... | 04/17/2007 |
| 7188808 | Aerialwind power generation system and method An aerial power generation system includes a guide line supported by a support body. Wind driven elements are configured and shaped to provide maximum force from both lift and drag during the downwind phase of operation and minimum force during the upwind phase. The... | 03/13/2007 |
| 7183663 | Precisely controlled flying electric generators One or more tethered platforms, each having three or more, mill rotors, are operated at altitudes in relatively high winds to generate electricity. These windmill kites use one or more electro-mechanical tethers on each platform. Their position, attitude and orienta... | 02/27/2007 |
| 7182294 | Kite surfing bar An apparatus for controlling movement of a flying device, such as a kite. In controlling such movement, the apparatus comprises a series of force transmitting members associated with a control bar to be grasped by an operator. Such association minimizes interference... | 02/27/2007 |
| 7176584 | Wind power apparatus A wind power apparatus utilizing an anchor which is rotatably fixed to a surface. A chute attaches to the anchor and is provided with a chamber. A restriction is located in the chamber to concentrate the wind within an annular are of the chute and direct it to a pow... | 02/13/2007 |
| 7177735 | Control apparatus for a hull with a four-cycle engine installed thereon A control apparatus for a hull with a four-cycle engine installed thereon can perform engine stop processing by quickly detecting a turnover state of the hull while suppressing a turnover determination delay due to noise superposition. The apparatus includes a turno... | 02/13/2007 |
| 7140576 | Inflatable wing with manifold An aerodynamic wing with a leading edge inflatable strut and at least one inflatable rib strut, wherein the struts are provided with a connection air pathway that allows the leading edge strut to act as a manifold for the inflation of the connected rib struts. Prefe... | 11/28/2006 |
| 7131230 | Bird decoy Game bird decoy having movable wings that exhibit a lifelike simulation of a game bird in flight. The invention also comprises a kit that can be assembled to form a game bird decoy and a method for using the kit and decoy. ... | 11/07/2006 |
| 7129596 | Hovering wind turbine A hovering wind turbine (1) whose blades (2) lie on the surface of an imaginary horizontal cylinder and have their pitch angle changing as a function of the rotational angle, allowing them to gather wind energy mainly in the upwind and downwind sectors... | 10/31/2006 |
| 7128296 | Animal-scaring device and method of employing same A method of scaring birds and animals includes launching a bird-scaring device in a substantially vertical manner and periodically causing the device to circle in the air in substantially opposite directions. ... | 10/31/2006 |
| 7124524 | Tag with folding reinforcement A tag having a reinforcible opening is disclosed. The tag includes first and second major surfaces. It further includes an adhesive layer affixed to one of the major surfaces and substantially covered by a removable liner material. The tag has two openings arranged ... | 10/24/2006 |
| 7119665 | Sound generator for a kite A sound generator including a mounting clip for attachment to a kite frame. A support arm is secured to, and projects from, the mounting clip. The support arm has a distal end remote from the mounting clip. A pivot mechanism is secured to the distal end of the suppo... | 10/10/2006 |
| 7109598 | Precisely controlled flying electric generators III One or more tethered platforms, each having three or more; mill rotors, are operated at altitudes in relatively high winds to generate electricity. These windmill kites use one or more electro-mechanical tethers on each platform. Their position, attitude and orienta... | 09/19/2006 |
| 7093803 | Apparatus and method for aerodynamic wing Aerodynamic wing to propel a broad range of transport means, principally sail craft. The wing provides a single layer kite structure capable of flying without surface discontinuity, bridles, or rigid or semi-rigid structure. All stresses within the wing are converte... | 08/22/2006 |
| 7048232 | Plottner rotor kite A Rotor Kite that is flown by means of two control lines and which has two counter rotating 50 inch rotors and which can be flown in winds of 9 miles per hour and greater. This Rotor Kite can take off, fly in the air at various heights and then be landed by the oper... | 05/23/2006 |
| 7037164 | Flying toy apparatus A flying toy apparatus is provided. The flying toy apparatus typically includes a body having an elongate channel formed therein, the channel extending in a longitudinal direction along the body. The flying toy apparatus also typically includes an elastic launch mem... | 05/02/2006 |
| 7036771 | Kite safety, control, and rapid depowering apparatus A kite safety, control, and depowering device for a kite having an airfoil with leading and trailing edges, at least two control lines attached to the airfoil and a control flying bar attached to at least two of the control lines. The device features a continuous tr... | 05/02/2006 |
| 7032864 | Wing with inflatable struts An aerodynamic wing formed by a flexible canopy with integrated inflatable, elastically deformable members integrated into the lifting surface. Preferably, the elastically deformable member extends and contracts the lifting surface depending on forces experienced by... | 04/25/2006 |
| 7017859 | Method of making a miniature, operable box kite A method for making a box kite includes the steps of placing two elongate strips of tissue paper atop a support surface in parallel relation to one another, separated by a third strip of stiff cardboard that maintains the parallel separation between them. The third ... | 03/28/2006 |
| 7014149 | Traction kite design An arch style traction kite which includes a wing or wing envelope which has a leading edge which, when viewed in plan with the wing or envelope laid in a horizontal plane, is concave in a centre section of the wing or envelope and straight or convex in plan near th... | 03/21/2006 |
| 7007889 | Flexible airfoils and method An airfoil for use in kites, movable wing aircraft and fixed wing aircraft has a straight spar inserted into a sleeve in the arcuate leading edge of a flexible wing panel. The resultant forces on the spar dynamically shape the airfoil. The airfoil is reinforced by b... | 03/07/2006 |
| 6964388 | Fishing reel A fishing reel includes a spool disk, a handle disk mounted coaxially and in juxtaposition with the spool disk, a winding handle or crank affixed to the handle disk, and a brake mechanism, including an actuator incorporated in the handle, for applying a drag braking... | 11/15/2005 |
| 6955325 | Delta kite with flight stabilizing, air-passing ring structure A kite has a generally delta shaped sail and supporting frame and has increased flight stability through locally increased drag realized by providing an air-passing ring structure in a plane adjacent the kite sail. The ring structure is formed from continued extents... | 10/18/2005 |
| 6932301 | Buckle for kites and the like Described is a device that releaseably couples a person to kites and other like sports equipment. The device for coupling to kites and other like sports equipment comprises a releasable hook mechanism attached to a spreader bar, said releasable hook mechanism compri... | 08/23/2005 |
| 6926577 | Underwater device and method of play A device for recreational and educational use includes a substantially cylindrical section having a first end, and a second end. A cavity is disposed within the substantially cylindrical section to receive fluid when the device is immersed in a body of fluid. The su... | 08/09/2005 |
| 6913029 | Multiple contents container assembly for ultrapure solvent purging A process and apparatus to deliver both process chemical and solvent for cleaning the process chemical in a solvent purge refill system along with an integral solvent sorption module, in a single “assembly” that permits ease of shipping, minimal end-user interac... | 07/05/2005 |
| 6914345 | Power generation A power generator comprising: a lifting body for suspension in a moving fluid; a control station; and at least two tethers for tethering the lifting body to the control station. The control station is arranged to transform oscillating tension in the tethers produced... | 07/05/2005 |
| 6905096 | Kite with planar aerodynamic surface A kite system including a base, a substantially exposed substructure coupled to the base to flex the base, and one or more masts and sails coupled to the base. ... | 06/14/2005 |
| 6896225 | Kite with movable figure A flying toy system including a kite portion, and a figure coupled to the kite portion that moves with respect to its coupling with the kite portion. ... | 05/24/2005 |
| 6866229 | Kite with durable light display feature An illuminated kite comprises a frame and a sail, a plurality of distributed light elements, an electrical power supply carried by the kite for illuminating the light elements, elongated electrical conductors electrically communicating the power supply and the light... | 03/15/2005 |
