Matches 1 - 50 out of 169 1 2 3 4 >


Match Document Document Title
8181903 Aircraft having the ability for hovering flight, fast forward flight, gliding flight, short take-off, short landing, vertical take-off and vertical landing  
Aircraft having two, preferably four or more, rotors (20) in wing hatches (10) which can be closed. The closure mechanism has, at the top, individually curved elements on a rollshutter...
8152097 Stabilizing and directional-control surface of aircraft  
A stabilizing and directional-control surface of an aircraft includes a vertical stabilizer and a rudder that deflects relative to the vertical stabilizer. The rudder includes an internal profile...
8104709 Lateral force joint  
A lateral force joint, with which a plate-like spar can be fastened to a fuselage strap mounted on an airplane fuselage. The plate-like spar has a through bore, into which a fastening cylinder...
8096500 Mobile surfaces for aircraft with sealed slots  
A lifting or stabilising component (11) for an aircraft comprising in the area of its trailing edge a rotary control element (13) rotating around an axis (61) with at least one slot (21) between...
8074926 Structural dynamic stability for an aircraft  
An improvement and method for improved structural dynamic stability for 20 and 30 Series Learjets are disclosed. The improvement includes a redistribution of the elevator mass balance to uncouple...
8072172 Redundant electromechanical actuator for control surfaces  
A redundant electromechanical actuator is provided that includes first and second electric motors, a common output shaft, first and second drive cable drums, first and second driven cable drums, a...
8061652 Rudder of a commercial aircraft  
A rudder of a commercial aircraft is provided that is divided along its longitudinal direction in at least one region and the parts of the rudder can be spread against the air flow surrounding the...
8038093 Aircraft control device  
The invention relates to a control surface (3) for an aerodynamic lifting surface (2) of aircraft comprising a main closing rib (9) located at one end of the control surface (3) to which a main...
8006932 Pivoting coupling system for a large dihedral empennage to the tail fuselage of an aircraft  
A pivoting coupling system of a large dihedral empennage to the tail fuselage of an aircraft, in which the empennage includes a right lateral box and a left lateral box arranged at a large dihedral...
7984880 Mechanisms and methods for providing rudder control assist during symmetrical and asymmetrical thrust conditions  
Rudder assist mechanisms and methods are capable of being operably connected to an aircraft's rudder control system. The rudder assist mechanisms most preferably have over-the-center spring biasing...
7931234 Continuous fuselage connection  
An attachment system for attaching a tail unit to an attachment surface of an aircraft is disclosed. An attachment surface may be a fuselage, for example. In an arrangement, the attachment system...
7913949 Symmetric leading edge device and method to delay flow separation  
A vertical tail for use with an aircraft or other form of mobile platform. The vertical tail includes a main element which is fixedly secured to the mobile platform, and a leading edge element that...
7900877 Active winglet  
An active winglet includes a body portion substantially parallel to a wing of an aircraft, as if it were an extension of the wing, and an angled portion that projects at an upward angle from the...
7896289 Aircraft tail assembly  
An aircraft tail assembly planform comprising curvilinear leading edges (21) and trailing edges (22), with an aircraft tail assembly configuration in which the hinge line (13) is rectilinear and...
7896288 Method for improving roll steering of an aircraft and aircraft using same  
A roll steering method subdivides the direction of an aircraft control surface into two elements and, during a roll control operation using ailerons, steers an upper element of the control surface...
7726611 Active rudder pedal mechanism with foreign object strike tolerance and articulating brake  
A rudder pedal mechanism is configured with foreign object strike tolerance and/or with an articulating brake. The foreign object strike tolerance is implemented via a force transfer mechanism that...
7726603 Sandwich-structure flat actuator and application to structural torsion  
The present invention relates to a sandwich-structure flat active actuator that is symmetrical relative to the mid-plane comprising at least one piezoelectric flat layer having an active direction...
7566030 Rotation fitting for the empennage of an aircraft  
Rotation fitting secured to a frame (6) of the fuselage of an aircraft and linked to a receiving element secured to the empennage (5) which comprises a central fitting (1) and two side fittings...
7510144 Elastic pre-deformed fairings for aircrafts  
A fairing for streamlining the junction between the horizontal stabilizer and the fuselage or the fin of an aircraft, comprising an upper fairing shell, a lower fairing shell, a leading edge...
7461819 Method for using a steerable tall fin to reduce the vibration generated on the fuselage of a helicopter  
A method and a device reduces the vibration generated on the structure 17 of a helicopter 2 by the flow of air through the main rotor 5 and by the flow of air along the fuselage 3. The device 1...
7451949 Method for using a tiltable stabilizer to reduce vibration generated on the fuselage of a helicopter  
A method and a device allow for reducing the vibration generated on the structure 17 of a helicopter 2 by the air flow through the main rotor 5 and by the air flow along the fuselage 3. The device...
7331548 Control linkage for T-tail aircraft elevator surfaces  
Systems and methods for implementing control linkages that may be employed to produce synchronous motion in two adjacent controlled devices controlled by a common input. In one example...
7229046 Servo mounting system for direct drive of an aircraft control surface  
This invention is a servo mounting system, which allows a servo with a rotating output shaft to directly power an aircraft control surface. A specially designed servo mount securely positions the...
7216830 Wing gull integration nacelle clearance, compact landing gear stowage, and sonic boom reduction  
A supersonic cruise configuration aircraft comprises a fuselage extending on a longitudinal axis from a forward nose to an aft tail, and a wing coupled at an inboard section to the fuselage and...
7201347 Process for improving the landing of an aircraft  
A process for improving the landing of an aircraft may include, prior to the aircraft contacting the ground, nose-up under-deflecting the aircraft's adjustable horizontal tail plane and nose-up...
7111810 Forward pivoted full flying control tail boom  
An aircraft motion control mechanism for regulating aircraft motion from a location remote from an aircraft body portion. The aircraft auxiliary control mechanism has at least one control surface...
7040571 Single pull control horn  
The present invention concerns a single pull horn with a control arm that may be used to control the movement of a component of a remote or radio-controlled vehicle having a center line. The...
6986695 Method for attaching an empennage assembly to a model airplane  
An empennage assembly for a model aircraft. The empennage assembly includes a fuselage having a bottom portion with an opening and a housing positioned in the opening in the bottom portion of the...
6978970 Aircraft with foldable tail assembly  
A foldable tail assembly for an aircraft includes a stabilizer and a pair of right and left fins mounted with respect to the stabilizer so that the fins may lay flat over the stabilizer during...
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...
6938856 Empennage assembly and attachment mechanism for a model airplane  
An empennage assembly for a model aircraft. The empennage assembly includes a fuselage having a bottom portion with an opening and a housing positioned in the opening in the bottom portion of the...
6921045 Supersonic aircraft with channel relief control  
A supersonic aircraft comprises a fuselage extending forward and aft along a longitudinal axis, the fuselage having a lower surface and an upper surface, a highly swept low aspect ratio wing...
6863240 Hovering body  
To achieve the required optional conformability and navigability of the hovering motion of the hovering body in a free liquid environment, the hovering body is equipped with a suitable created...
6848649 V/STOL biplane aircraft  
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...
6824092 Aircraft tail configuration for sonic boom reduction  
A supersonic aircraft comprises a wing having upper and lower surfaces and extending from a leading edge to a trailing edge and at least two engine nacelles coupled to the lower surface of the wing...
6758435 Guide assembly for a missile  
A missile includes a missile body and a guide assembly mounted on the missile body. The guide assembly has a plurality of pivots and a plurality of vanes mounted on respective pivots for a swinging...
6755376 Dual control horn  
The present invention concerns a control arm that may be used to control the movement of a component of a radio controlled vehicle having a center line. The control arm includes a threaded rod as...
6742741 Unmanned air vehicle and method of flying an unmanned air vehicle  
An unmanned air vehicle includes a singular rear landing gear wheel on the aft end of the fuselage. Port and starboard wings with rear facing propellers are retractable to the aft of the fuselage....
6672540 Actuator for aircraft stabilizers with a failure responsive lock control mechanism  
A horizontal stabilizer actuator for a winged aircraft which is selectively pivotally controlled by a pilot or operator at a remote location in the aircraft and which has a primary load path...
6419189 Hot ruddervator apparatus and method for an aerospacecraft  
A ruddervator for an aerospacecraft. The ruddervator is formed by a plurality of airfoil sections nestably disposed in side by side fashion and supported by a pair of titanium box beam frame...
6224012 Roadable aircraft combined vehicle for practical use  
A vehicle that combines the freedom and swiftness of flight with the utility of surface travel. A simple, light weight, safe and stable conveyance with positive yaw-roll coupling, special safety...
6202959 Aircraft fin and rudder  
The fin 12 has an end plate 16 mounted at its upper end and the end plate covers the upper end of the rudder, so that the rudder 14 seals against the end plate at all rudder deflections. The fin...
6116540 Aircraft vertical tail with shadowed base  
In accordance with the present invention, there is provided a low observable aerodynamic control system for integrated use with an aircraft fuselage. The control system is provided with a shadow...
6021977 Vertical stabilizer fin assembly for an aircraft  
A vertical stabilizer fin and rudder assembly for use on an aircraft including a stabilizer fin with airfoil surfaces and a rudder with a forward margin pivotally mounted on the trailing edge of...
5979824 Stabilizer fins-inverted for aircraft  
An aircraft of the type having twin booms (14): which connects the main wing (28) with two fin stabilizers (16) and an optional trim stabilizer (22) articulate to change aircraft direction and...
5961068 Aerodynamic control effector  
An aerodynamic control system for an aircraft comprises a pair of low-aspect-ratio strakes integral with the fuselage, each of the strakes being substantially co-planar with an associated one of...
5947422 Tail for an aircraft  
A tail (14) for an aircraft (10) has a center member (20) pivotally attached to the aircraft (10). A leading edge flap (22) extends along a length of the center member (20). An elastomeric skin...
5908175 One-piece airplane tail-cone with inspection door(s)  
One of the routines required for maintaining the air worthiness of an aircraft is the frequent inspection of rudder and elevator cables. Given traditional aircraft design, for example the Cessna...
5899416 Rudder assembly with a controlled boundary layer control for an aircraft  
The boundary layer flow along the surface of an aircraft rudder assembly is controlled by suction applied through perforations primarily installed in the leading edge of the rudder assembly. The...
5791592 Helicopter with coaxial counter-rotating dual rotors and no tail rotor  
A helicopter having two engines driving a single rotating drive shaft on which are mounted two spaced counter-rotating coaxial rotors at the same speed and having a tail boom free of a tail rotor...
Matches 1 - 50 out of 169 1 2 3 4 >