| Patent Number |
Title Of Patent |
Date Issued |
| 7589620 |
Axle end equipment for a vehicle, in particular an aircraft |
September 15, 2009 |
| The invention relates to axle end equipment for a vehicle, in particular an aircraft, the equipment comprising a stationary portion for securing to the axle and a rotary portion for securing to the wheel carried by the axle. According to the invention, the rotary portion comprises first |
| 7566221 |
Sealing device for a gas inlet to an oven or the like |
July 28, 2009 |
| A pipe for feeding a gas into an oven, a furnaces, or the like (such as a CVI/CVD oven), and in particular into a reaction chamber structure inside the oven, is provided with a gastight tubular sealing device extending radially outward of the pipe and defining a path that is practically |
| 7564414 |
Passive device for increasing the transmission efficiency of radio-frequency systems |
July 21, 2009 |
| Radio-frequency transmission device comprising a transmission antenna (2) and a receiving antenna (4), characterized by comprising one or more passive resonant circuits (5) positioned between the transmission and receiving antennas (2, 4). |
| 7523812 |
Method of managing an electromechanical brake actuator in particular for aircraft |
April 28, 2009 |
| The invention relates to a method of managing an electromechanical brake actuator comprising an electric motor adapted to move a pusher against a stack of disks to apply a braking force to the stack of disks, selectively, the method comprising the step of causing the actuator to oper |
| 7520037 |
Method of producing a fibrous preform |
April 21, 2009 |
| Method for producing a fibrous preform, especially by needling a fiber material (e.g., discontinuous pitch-based or PAN-based fiber). A needle-penetrable mold plate (10) having at least one mold cavity (12) therein for receiving the fiber material is provided. The use of a needle-pen |
| 7484424 |
Device and method for determining the weight and/or a characteristic value of the position of th |
February 3, 2009 |
| Method and device for determining the weight and/or a characteristic value of the position of the center of gravity of an aircraft standing on the ground by means of a plurality of undercarriages, each undercarriage including at least one structural element exhibiting a variable level of |
| 7404921 |
Method and system for the manufacture of annular fibrous preforms |
July 29, 2008 |
| Free fibers (10) are deposited on a rotary support turntable (30) by means of a hollow deposition cone (40) having an outer wall surrounding a chamber and pierced by multiple perforations. The fibers are delivered to the outer surface of the perforated wall of the cone (40) in a cone fee |
| 7401869 |
Architecture for an airplane braking system including two computers and capable of withstanding |
July 22, 2008 |
| The invention relates to an architecture for a braking system for an airplane fitted with a plurality of undercarriages each carrying a plurality of wheels, at least some of which are fitted with brakes, the architecture comprising at least two braking computers each having two modul |
| 7395905 |
Electromechanical actuator for a vehicle brake, the vehicle brake including such an actuator, an |
July 8, 2008 |
| The invention provides an electromechanical actuator for a vehicle brake, the actuator comprising: a motor; a screw-and-nut system having a first element, the screw or the nut, rotated by the motor; and an antirotation member preventing rotation of the second element of the screw-and-nut |
| 7394242 |
Tachometer with independently mountable rotary and stationary parts for an aircraft wheel |
July 1, 2008 |
| A tachometer for an aircraft wheel mounted on an axle to rotate about an axis of rotation. The tachometer has a stationary part secured to the axle and a rotary part driven in rotation by the wheel. The stationary part and the rotary part are mountable independently on the axle and on |
| 7369922 |
Distributed architecture for a system for managing aircraft landing gear |
May 6, 2008 |
| The invention relates to a system architecture for managing aircraft landing gear and suitable for extending/retracting retractable undercarriages, steering steerable wheels, and braking braked wheels. According to the invention, the architecture comprises a communications network ha |
| 7367892 |
Actuator with torque limiter |
May 6, 2008 |
| An actuator includes: at least one drive motor; an outlet (22); an adjustable torque limiter which is disposed between the/each motor and the outlet (22), the torque limiter having a mobile element (100) which is used to set the maximum torque transmitted; and a case which houses the |
| 7349787 |
Method of servo-control in a braking system having electric brakes |
March 25, 2008 |
| The invention relates to a method of servo-control in a vehicle brake system including at least one electric brake having at least one actuator comprising a pusher facing friction elements and driven by an electric motor to apply a force selectively against the friction elements in r |
| 7344207 |
Apparatus for preventing untimely braking in a brake having electromechanical actuators |
March 18, 2008 |
| An apparatus for preventing untimely braking, which apparatus is specially adapted to an electromechanical brake including at least one actuator having a pusher suitable for being moved by an electric motor controlled by a control module so as to press a stack of disks in controlled mann |
| 7251871 |
Fabricating three-dimensional annular fiber structures |
August 7, 2007 |
| The present invention provides a method of fabricating an annular fiber structure, the method comprising the steps consisting in: providing a first fiber sheet made up of substantially unidirectional elements; forming a transverse, first annular sheet by laying the first fiber sheet |
| 7213891 |
Device providing protection against untimely braking |
May 8, 2007 |
| The invention relates to a device for providing protection against untimely braking, the device being specially adapted to an electromechanical brake including at least one actuator having a pusher suitable for being displaced by means of an electric motor controlled by a control mod |
| 7186197 |
Actuator with two motors, a differential reducer and a torque limiter |
March 6, 2007 |
| The invention relates to an actuator comprising two drive motors (14A, 14B), an outlet (22), a differential reducer (16) with spur teeth and a torque limiter (18), the latter two components being disposed between the two motors (14A, 14B) and the outlet (22). According to the invention, |
| 7185404 |
Method of fabricating a helical fiber sheet |
March 6, 2007 |
| A transverse fiber sheet is lapped by being guided in a substantially radial direction back and forth along a path between circumferentially outer and inner edges of the sheet, with the transverse sheet being reversed at each end of its path, the width of the transverse sheet being n |
| 7138779 |
Method of managing the operation of a seat, and a seat implementing the method |
November 21, 2006 |
| The invention relates to a method of managing the operation of a seat (10) fitted with an actuator (24) including means (42, 44) for monitoring at least one variable characteristic of the force produced by the actuator (24), means (41) for measuring the position of the actuator, and mean |
| 7124860 |
Brake system for braking aircraft wheels |
October 24, 2006 |
| The invention relates to a brake system for braking aircraft wheels, the brake system being of the type which, for each wheel, comprises a stator central portion coaxially surrounding a wheel axle on which a rotor annular portion is mounted to rotate, and a succession of brake disks |
| 7120975 |
Method of fabricating a helical two-dimensional fiber sheet |
October 17, 2006 |
| A transverse fiber sheet is lapped by being guided in a substantially radial direction back and forth along a path between circumferentially outer and inner edges of the sheet, with the transverse sheet being reversed at each end of its path, the width of the transverse sheet being n |
| 7089791 |
Wheel assembly equipped with a tachometer |
August 15, 2006 |
| The equipment for measuring the speed of rotation of a vehicle wheel (14) carried by a wheel axle (12) comprises a tachometer (30) having a stator (32) suitable for being secured to the wheel axle (12), a rotor (34) suitable for being rotated by the wheel (14), and a connector (110) |
| 7060134 |
One piece shim |
June 13, 2006 |
| A one-piece or otherwise unitary annular shim member made from a carbon material or a metallic is used to maintain a space between stacked annular preforms during a manufacturing process, such as densification. The one-piece structure advantageously simplifies the arrangement of the |
| 7052643 |
Method and an installation for subjecting carbon fabrics to high temperature heat treatment and |
May 30, 2006 |
| Heat treatment is performed on preforms placed in an enclosure accompanied by sweeping with an inert gas under reduced pressure, and with a gaseous effluent being exhausted continuously via a first effluent outlet connected to an effluent exhaust circuit. At the end of the heat treat |
| 6966614 |
Architecture for a hydraulic circuit |
November 22, 2005 |
| The invention relates to an architecture for a hydraulic circuit associated with actuators (100), such as actuators for airplane brakes, the architecture comprising a main hydraulic circuit (C) having hydraulic components (4, 5 101, 6) and adapted to convey hydraulic fluid pressurized |
| 6959596 |
Installation for measuring pressure of at least one aeroplane wheel tire |
November 1, 2005 |
| An installation for measuring the pressure of at least one tire of a wheel of an aeroplane includes: at least a pressure measuring sensor associated with a tire; a unit operating on the pressure measurement provided in the aeroplane; and radio-frequency transmission elements including fo |
| 6954692 |
Method of managing brake system architecture for an airplane fitted with brakes having electrome |
October 11, 2005 |
| The invention relates to a method of managing a braking system architecture for an airplane fitted with brakes having electromechanical actuators, in which some of the actuators are connected to a battery assembly of the airplane and other actuators are not connected to the battery assem |
| 6953605 |
Method for densifying porous substrates by chemical vapour infiltration with preheated gas |
October 11, 2005 |
| A method for densification of porous by CVI in which substrates are loaded into a loading zone of an oven and heated to a temperature at which a desired matrix material is formed from a precursor gas(es). A reative gas containing the precursor gas(es) is admitted into the end of the oven |
| 6843114 |
Wheel arrangement having a pressure sensor |
January 18, 2005 |
| A wheel arrangement includes a wheel having a sensor for measuring pressure in the tyre; a spindle, about which the wheel is rotatably mounted with the aid of bearings around the spindle, and of communication elements between the sensor and elements for using measures, which are associat |
| 6811118 |
Latch device, in particular for latching an airplane landing gear or an airplane landing gear ha |
November 2, 2004 |
| A latch device, in particular for latching an airplane landing gear or an airplane landing gear hatch, the device comprising a box containing a set of hinged elements mounted to pivot about respective parallel axes, said assembly including at least one hook and a locking lever connected |
| 6802476 |
Latch device, in particular for latching an airplane landing gear or an airplane landing gear ha |
October 12, 2004 |
| The invention relates to a latch device, in particular for latching an airplane landing gear or an airplane landing gear hatch, the device comprising a box containing a set of hinged elements mounted to pivot about respective parallel axes, said assembly including at least one hook a |
| 6771037 |
Actuator and family of actuators for a seat and method of manufacturing such an actuator |
August 3, 2004 |
| The invention relates to an actuator (22) for a seat, of the type comprising, on the one hand, a body (40) and a control element (38) displaceable relative to the body (40), under the control of an actuating motor (36), and, on the other hand, a transducer (42) disposed between the b |
| 6769251 |
Hydraulic system architecture for controlling steering |
August 3, 2004 |
| The invention relates to an architecture for a hydraulic steering control system including at least one actuator; the hydraulic system comprises a directional-control valve connected to a pressure-generator device and to an associated main supply, the hydraulic system further comprising |
| 6767602 |
Preparation of textile preforms for brake discs in composite material |
July 27, 2004 |
| A fiber preform for manufacturing a brake disk out of composite material is itself manufactured by superposing and bonding together fiber layers. Structural fiber layers (10) are used to form at least a first preform portion that is to constitute the fiber reinforcement of the brake disk |
| 6744162 |
Safety locking device for electromechanical equipment and aircraft wheel brake equipped therewit |
June 1, 2004 |
| A safety locking device for electromechanical equipment provided with a rotating shaft, particularly an aircraft wheel brake with a safety locking device. The device comprises a first friction element connected rotationally to the shaft, and a second friction element immobile rotatio |
| 6690987 |
System for presenting a textile sheet automatically |
February 10, 2004 |
| Apparatus for automatically presenting a generally pre-needled textile sheet coming from an upstream module and intended to feed a cross-layer module, the apparatus comprising means for measuring the positions of the longitudinal edges of the textile sheet, means for adjusting the width |
| 6687564 |
System for automatically controlling the spreading of a textile sheet |
February 3, 2004 |
| Apparatus for automatically controlling the spreading of a textile sheet made up of a plurality of tows coming from a tow feed module and serving to feed a drive module, the apparatus comprises means for measuring the positions of the longitudinal edges of each tow, means for individuall |
| 6663192 |
Architecture for the hydraulic braking system of an aircraft |
December 16, 2003 |
| The invention relates to an architecture for a hydraulic braking system suitable for an aircraft of the type having at least one group of main landing gear units, each landing gear unit comprising a determined number of wheels each provided with a hydraulically actuated brake, the or eac |
| 6572371 |
Gas preheater and process for controlling distribution of preheated reactive gas in a CVI furnac |
June 3, 2003 |
| A gas preheater for a CVI furnace designed for the densification of annular porous substrates arranged in a plurality of vertical annular stacks of substrates, comprising: a sleeve made of heat conductive material resting upon the bottom wall of a susceptor and delimiting a gas preheatin |
| 6568050 |
Method and installation for advancing a needled fiber plate |
May 27, 2003 |
| A fiber structure for needling is driven so as to impart a speed of advance thereto past a needling head carrying a plurality of needles that are driven with reciprocating motion during which they penetrate into the fiber structure and are extracted therefrom. The instantaneous speed of |
| 6564693 |
Axial piston pump of the type having intersecting axes |
May 20, 2003 |
| The invention relates to a hydraulic pump having axial pistons, the pump being of the type having intersecting axes, and comprising a rotary rotor with a central axis co-operating with an associated distribution seat via a bearing surface that is substantially perpendicular to said axis, |
| 6446765 |
Device for fixing a ventilated brake disk axially on the hub of a motor vehicle wheel |
September 10, 2002 |
| An axial fixing device for axially fixing an annular brake disk on a wheel hub of a motor vehicle, the annular brake disk having the same axis of rotation as the hub and including radial ventilation ducts regularly distributed about its periphery. According to the invention, the hub has |
| 6444347 |
Gas diffusion electrode and application to catalyzed electrochemical processes |
September 3, 2002 |
| A gas diffusion electrode comprises a cloth (12) of activated carbon fibers having a first face coated in a hydrophobic material (14) and a second face on which particles of catalyst (16) are fixed directly and are dispersed in substantially uniform manner over the fibers. The electrode |
| 6383972 |
Preparation of a catalyst support in activated carbon fibres |
May 7, 2002 |
| A carbon fiber fabric having large specific surface area is made using a rayon precursor, and a catalyst is fixed on the fabric by impregnation or by cationic exchange. The carbon fiber fabric has pores with a mean size lying in the range 0.3 nm to 3 nm, a carbon content greater than 99% |
| 6374469 |
Needling machine provided with a device for measuring penetration |
April 23, 2002 |
| A machine for needling a textile structure made up of a plurality of superposed layers comprises a vertically movable needling table, a needling head having a determined number of barbed needles and disposed vertically above the needling table, and drive means for imparting vertical |
| 6367130 |
Smooth-table circular needling machine |
April 9, 2002 |
| In a circular needling machine for needling an annular preform and comprising both a vertically movable needling table serving as a horizontal support for said annular preform, and a needling head having a determined number of barbed needles disposed over the needling table in a need |
| 6363593 |
Feeding a needling machine with a continuous spiral strip |
April 2, 2002 |
| A machine for needling a textile structure built up from a wound strip of material to be needled that is delivered by strip supply means comprising a storage drum containing said wound strip of textile material, an unwinding assembly for continuously extracting said strip from said s |
| 6361900 |
Carbon fiber electrode for a secondary cell |
March 26, 2002 |
| The carbon fibers present a mean lattice surface spacing (d.sub.002) not less than 0.36 nm, preferably 0.38 nm, at a crystallite size such that the mean height (L.sub.c) lies in the range 0.7 nm to 0.3 nm and the mean width (L.sub.a) lies in the range 2 nm to 6 nm, and it presents total |
| 6360412 |
Method of monitoring the needling of fiber structures in real time, and needling apparatus for i |
March 26, 2002 |
| A needled fiber structure is made by stacking fiber plies on a platen, by needling the plies as the stack of plies is built up by means of needles driven with reciprocating motion in a direction that extends transversely relative to the plies, and by varying the distance between the plat |
| 6347440 |
Circular needling machine provided with a device for automatically removing preforms |
February 19, 2002 |
| A machine for needling a textile structure built up from a helical strip delivered by strip supply means, said machine comprising a needling table, a needling head, cutting means for cutting the helical strip, and conical roller drive means for rotating said strip on the needling table, |
