Matches 201 - 250 out of 327 < 1 2 3 4 5 6 7 >
Match Document Document Title
3960346 Kite  
A kite including a lightweight sheet material and a support structure. The sheet material is secured to the support structure. The support structure has at least one end thereof provided with a...
3951363 Keeled kite construction  
A construction for a keeled kite wherein the keel is a flexible tubular member fixed to the underside of a kite canopy and is open at its leading end and closed at its trailing end so as to be...
3948471 Modular kite system  
A kite having a prism-shaped three dimensional frame, spanned by aerodynamic surfaces on its two downward disposed faces. The top or upward disposed face is spanned by a novel aerodynamic surface...
3946519 Method and apparatus for constructing a toss-type flying device  
A toss-type flying device which can be easily assembled from a pair of rectangular strips of material, two rubber bands, and an ordinary drinking straw. The pair of rectangular strips are manually...
3937426 Tetrahedral kite structure  
A tetrahedral kite having a sail formed by a pair of sheets of rhombus shape that lie facewise against one another and are joined together along their edges. The middle of the rhombus-shaped sail...
3936020 Kite construction  
A highly aerodynamically stable kite having a flexible statically indeterminate face which during flight forms a curvilinear airfoil that is maintained in the center and top edges by rigid linear...
3924827 Apparatus for extracting energy from winds at significant height above the surface  
A bouyant wing is tethered to a line an appreciable distance above the surface where the winds are at higher speed than at ground level, the other end of the line(s) is attached, for example, to an...
3920201 Pilotless glider construction  
A delta wing type of pilotless glider wherein a weight is supported a spaced distance below the delta wing and is mounted so as to be movable transversely and longitudinally with respect to the...
3918663 Circular kite  
A kite is disclosed of generally circular outline with a circular frame composed of bowed wood dowels connected by tubular sleeves, and with adjustable radial guy lines extending to a central...
3903639 Annular winged model airplane  
The specification discloses in the preferred embodiment, a model airplane comprising a fuselage formed by a forward frame member and twin spaced booms extending rearward therefrom. A first annular...
3894704 Modular kite  
A modular kite comprised of four conventional kites in which two double length cross sticks are substituted for four conventional length cross sticks each double length cross stick displacing two...
3892375 Controlled flying kite  
The kite comprises a sail of flexible fabric, having a relatively large central opening, the sail being held distended by a lateral bar customarily having its ends received in pockets at the...
3861626 TAIL FOR A KITE  
An improved tail for a kite and an improved kite combination. The improved tail comprises a plurality of open-ended, hollow, frusto-conical members secured in spaced axial alignment below the kite,...
3860204 SELF-STIFFENED FLEXIBLE KITE  
There is disclosed for the purpose of longitudinally bracing and stiffening a flexible kite of the type known as an "Allison Sled", rear-standing flanges substantially perpendicular to and integral...
3806071 AIR FOIL KITE  
A kite comprising a flexible air foil contoured structure formed of top and bottom sheets or members joined together at rear margins thereof, and a plurality of vertically positioned axially...
3801052 SAILPLANE  
A sailplane wherein a flexible sail is loosely connected at its corners to the ends of a rigid framework comprising a central longitudinal rod and a pair of oblique rods directed laterally and...
3797788 KITE STRUCTURE  
Kite structure in which the airfoil surface is supported by integrally formed ribs and foam backing material against waving or flapping of the surface in flight.
3796399 KITE  
A kite of generally triangular configuration having leading and trailing edges between which are disposed a pair of open cells to which a bridle and tethering lines are attached. The frontal...
3791611 CAPTIVE INFLATED LIGHTER-THAN-AIR STRUCTURES  
Captive inflatable lighter-than-air structures comprised of heat-retaining metallized film envelopes for the inflating gas. Internal and/or external stays, suitably guyed if desired, may be used to...
3779490 SWIVEL TAILED KITE  
A kite is disclosed which contains a swivel tail made of individual platelets fastened together by fastening means fabricated from rivets, conventional straight pins or acorn fasteners.
3752423 LIFTING AND/OR ROTATING BODY CONSTITUTING A KITE  
A small wind-borne body is made from a sheet of paper or the like folded along the center line to provide a keel, the sheet curving upwardly and outwardly from the keel, symmetrically on both sides...
3749338 KITE ASSEMBLY  
This disclosure relates to kite assemblies and constructions which employ high-strength structural members. The kite assembly consists of a vertical or longitudinally extending frame member which...
3740008 MULTI-KEELED KITE  
A multi-keeled kite including a horizontal panel between the keels and a panel overlying the horizontal panels and forming therewith an open ended passage of uniform cross section extending from...
3711045 KITES  
A box kite employs narrow lifting bands producing improved flight performance and flight stability, and lighter structural loading, permitting efficient use of round-sectioned body members and...
3690662 TOWED AERIAL TARGET  
Target comprises at least three right triangular panels of flexible sheet material with their long sides fastened together. A collapsible frame comprises a longitudinal bar running along the sides...
3687402 KITE  
This invention relates to an improved kite having a body of sheet material secured to supports and having a steadying and guiding keel attached to the body. The sheet material has one or more...
3620486 AUTOSTABLE CIRCULAR TETHERED WING BALLOON  
This invention relates to an axisymmetrical-shaped, tethered wing balloon which is substantially autostable in the wind field and, particularly, to a wing balloon which, without performing any...
3612450 FOLDABLE KITE  
Kite with demountable framework of radial frame members secured in slots of a center disc. Cap screwed on core of disc clamps inner ends of frame members in disc. Lifting element with pockets...
3570790 METHOD OF MAKING A KITE AND KITE STRUCTURE  
A kite structure having a body and structural members which are integrally bonded to the kite body and the method of making such kite structure.
3570791 BATTENED KITE CONSTRUCTION  
The specification describes a kite or kitelike device having substantially symmetrical wing sections made of highly flexible sheet material; stiffening battens are disposed at the leading edge of...
3570792 KITE STRUCTURE  
A collapsible kite structure having a body of sheet material, a pair of structural members secured to said body and diverging with respect to each other when said body is extended to flying...
3526377 AUTOROTATOR KITE  
3514059 TURBOCOPTER KITE  
3494578 CENTROIDALLY SUPPORTED MODULAR TETRAHEDRON STRUCTURE  
3480238 GLIDE WING  
3468503 KITE CONSTRUCTION  
3448864 TETHERING SYSTEM FOR AN ELONGATED LIGHTER-THAN-AIR BALLOON  
3439887 WING ROTOR CONTROL APPARATUS  
3430899 KITE WITH DETACHABLE PARACHUTE  
3412964 Kite with flexible ballooning sail surfaces  
3358399 Kite with rod and tackle combination  
3357660 Rectangular moulded plastic kite  
3350041 Kite construction  
3347500 Kite  
3335985 Inflated kite  
3330511 Kite and process of making it  
3330512 Flying saucer kite  
3327975 Kite frame  
3326392 Kite logging  
3315922 Kite  
Matches 201 - 250 out of 327 < 1 2 3 4 5 6 7 >