Quotables
"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 7275722 | Wing tip device An aircraft comprises a wing tip device, for example a winglet, a raked-tip device, a wing tip fence or a planar wing extension, mounted in the region of the tip of a wing on the aircraft. The wing tip device is rotatably moveable between a first position and a seco... | 10/02/2007 |
| 7258302 | Aircraft internal wing and design An aircraft designed with three wings located on either side of the fuselage. The forward wing has a downward angle with a curved top and bottom surface. The upper wing is located towards the rear of the aircraft and above the forward wing. The lower wing is located... | 08/21/2007 |
| 7147183 | Lift system for an aerial crane and propulsion system for a vehicle The present invention provides an improved lift system for an aerial crane incorporating a wing, coanda and curved surface. The arrangement of the wing, coanda and curved surface use and induce airflow to create additional lift through an increase in airflow mass, d... | 12/12/2006 |
| 6974106 | V/STOL biplane The present invention is a 2 passenger aircraft capable of vertical and conventional takeoffs and landings, called a jyrodyne. The jyrodyne comprises a central fuselage with biplane-type wings arranged in a negative stagger arrangement, a horizontal ducted fan inlet... | 12/13/2005 |
| 5381985 | Wingtip mounted, counter-rotating proprotor for tiltwing aircraft A tiltwing aircraft, capable of in-flight conversion between a hover and forward cruise mode, employs a counter-rotating proprotor arrangement which permits a significantly increased cruise efficiency without sacrificing either the size of the conversion ... | 01/17/1995 |
| 5350135 | Latch pin inhibitor for folding wing-tip aircraft A folding wing tip (14) on an aircraft (2) carries a lug (16) that moves into alignment with lugs (6, 10) on the inboard wing portion (4) as the wings spread. The lug (16) pivots an inhibitor (28) that is interconnected by linkage to a valve spool (122). ... | 09/27/1994 |
| 5320306 | Aircraft construction An aircraft construction includes a fuselage, a first engine mounted on an axis extending through the fuselage for pulling the aircraft, and a second engine vertically offset from the first engine and mounted on an axis extending through the fuselage for ... | 06/14/1994 |
| 5150858 | Jettisonable aerodynamic control surfaces A flight vehicle includes a fuselage 10 having a consumable fuel supply 18,12, main wings 12 each with an elevon 14 and a pair of jettisonable foreplanes 16. The foreplanes provide lift at take-off and during transonic flight and, at higher supersonic spe... | 09/29/1992 |
| 5082207 | Active flexible wing aircraft control system A system for controlling an aircraft by aeroelastic deflections of the wings which is effective beyond control surface reversal is disclosed. The system includes flexible wings, leading and trailing edge control surfaces attached to the wings, sensors to ... | 01/21/1992 |
| 5078339 | Unmanned aircraft having a pivotably movable double wing unit An aircraft including a fuselage and a double wing unit which is pivotably mounted onto the fuselage and arranged to selectably assume a first orientation, generally parallel to the fuselage, during storage and transport and a second orientation, generall... | 01/07/1992 |
| 5062595 | Delta wing with lift enhancing flap A wing assembly comprising a substantially delta shaped wing having a substantially delta shaped flap rotatably connected to the wing's leading edge is disclosed for providing significantly enhanced lift and maneuverability to an aircraft or the like. The... | 11/05/1991 |
| 5020740 | Pitch control trimming system for canard design aircraft A pitch control trimming system for a canard design aircraft has the ability to reposition the center of gravity of the aircraft along the longitudinal axis. The design permits trimming of the aircraft without external trim tabs and permits flaps to be us... | 06/04/1991 |
| 4896846 | Superagile tactical fighter aircraft and method of flying it in supernormal flight A superagile tactical fighter aircraft and a method of flying it are disclosed. The superagile aircraft is characterized by articulatable air inlets, articulatable exhaust nozzles, highly deflectable canard surfaces, and control thruster jets located arou... | 01/30/1990 |
| 4856736 | Aircraft with paired aerofoils An aircraft having paired aerofoils 12, 14 and 24, 26, the wing tips 16 and 18 being joined in the same plane one behind the other. The trailing edge of the forward wings and the leading edge of the rearward wings being substantially coincidental in plan ... | 08/15/1989 |
| 4848700 | Canard control system for aircraft A system with a canard disposed in a cage with canard fore and aft movement within the cage for trimming purposes. Rails support the cage and include both horizontal and inclined segments with the cage and canard inclined by the latter segments to increas... | 07/18/1989 |
| 4746082 | Aircraft and a system including aircraft borne apparatus A fixed wing aircraft comprises two major components, namely an airframe and a payload carrier which are articulated. The airframe is equipped with all the essentials for independent flight. The attitude of the payload carrier can be controlled independen... | 05/24/1988 |
| 4691878 | Tilt-rotor wing fold mechanism and method A mechanism and method for folding the wing of a tilt-rotor aircraft, hav a rotatable load bearing member cooperatively disposed between a high point of the fuselage and the tilt-rotor wing, and a plurality of locking, load bearing pin joints disposed be... | 09/08/1987 |
| 4691879 | Jet airplane An airplane having a number of airfoils including a delta nose wing, a winglet, a midspan wing, a V-tail delta wing without an upswept fuselage, a vertical tail and upper body stabilizer. These airfoils are coupled with a system of four jet engines and an... | 09/08/1987 |
| 4691880 | Torsion spring powered missile wing deployment system A foldable missile wing is deployed by means of an overcenter linkage powered by a torsion spring assembly capable of exerting a generally linear bias on the linkage over its full range of motion. A separate lock linkage maintains the foldable wing in a d... | 09/08/1987 |
| 4635577 | Hydroplaning wing sailing craft A hydroplaning wing sailing craft comprising a single buoyant hull having mounted transversely across the hull a hydroplaning wing having forward sweep and inverted gull wing shape. The wing having a positive angle of incidence providing hydroplaning lift... | 01/13/1987 |
| 4569494 | Pitch control of swept wing aircraft A pair of vanes (26, 28) extend laterally outwardly from the fuselage (10) of a swept wing aircraft immediately forwardly of the wings (12, 14). The preferred vanes (26, 28) have a trapezoidal plan form, an outwardly tapering thickness and an airfoil cros... | 02/11/1986 |
| 4569493 | Integrated multi-role variable sweep wing aircraft Canards are pivotally mounted on the fuselage of a variable sweep wing jet aircraft and project laterally with respect to the fuselage forwardly of the wings. The canards are positioned and configured to produce pitch control moments about the center of g... | 02/11/1986 |
| 4545552 | Airframe design This invention relates to aircraft designs with substantial trim drag reduction while maintaining commercially feasible low parasitic and induced drag. The stable or control configured aircraft utilizes controllable winglets to generate pitching, yawing, ... | 10/08/1985 |
| 4116405 | Airplane An airplane having a fuselage, a high wing projecting from the upper part of the fuselage to either side first at an upward angle and then slightly downwardly whereby said wing presents a gull wing frontal contour, fins to either side and forward of and a... | 09/26/1978 |
| 3995794 | Super-short take off and landing apparatus An aircraft provided with airfoils of the non-rotating type that are configured and arranged to provide greater lift while at the same time offering stable flight at ultra-low airspeeds. The airfoils are arranged as a biplane and consist of a fixed wing a... | 12/07/1976 |
