公开(公告)号：US20150273938A1

公开(公告)日：2015-10-01

申请号：US14640278

申请日：2015-03-06

Applicant: MESSIER-BUGATTI-DOWTY

Inventor： Xavier DELAYRE ,  Yohann MAZAN

IPC: B60B25/00 ,  B60B25/22 ,  B60B21/04

CPC classification number: B60B25/002 ,  B60B3/087 ,  B60B7/08 ,  B60B21/04 ,  B60B25/00 ,  B60B25/006 ,  B60B25/04 ,  B60B25/22 ,  B60B2900/5116 ,  B60Y2200/51

Abstract: The invention relates to an aircraft wheel comprising a rim and a tyre (20) received on the rim, the rim comprising two parts (1; 2) assembled with one another by means of assembly bolts (5), one of the parts comprising a recess (3) in which is arranged a seal (4) which is interposed between the two parts, the wheel being characterized in that at least one of the parts comprises at least one duct (6) extending beneath the seal so as to establish a leakage path between on one hand a volume of gas delimited by the rim and the tyre, and on the other hand a space between the parts, the path being nominally closed by the seal when the bolts are tightened correctly but allowing gas to leak from said volume when the bolt associated with said opening is not tightened correctly or is absent.

Abstract translation: 本发明涉及一种飞行器轮，其包括轮辋和容纳在轮辋上的轮胎（20），所述轮辋包括通过组装螺栓（5）彼此组装的两个部件（1; 2），所述部件中的一个包括 凹槽（3）中布置有密封件（4），所述密封件插入在两个部件之间，所述车轮的特征在于，所述部件中的至少一个包括至少一个在所述密封件下方延伸的管道（6），以便形成 一方面是由轮辋和轮胎界定的一定体积的气体之间的泄漏路径，另一方面是部件之间的空间，当螺栓正确地紧固时允许气体由所述密封件正确地紧固时允许气体泄漏的路径被密封件标称地封闭 当与所述开口相关联的螺栓未正确拧紧或不存在时的体积。

公开(公告)号：US09114791B2

公开(公告)日：2015-08-25

申请号：US13782751

申请日：2013-03-01

Applicant: MESSIER-BUGATTI-DOWTY

Inventor： Franck Selles ,  Jean-Baptiste Vaney ,  Emmanuel Colin

IPC: F16D65/28 ,  B60L7/00 ,  F16D55/36 ,  B60T17/22 ,  B64C25/42 ,  B64C25/44 ,  F16D66/02 ,  F16D66/00 ,  F16D121/14 ,  F16D121/24 ,  F16D125/40 ,  F16D125/48

CPC classification number: B60T17/22 ,  B64C25/42 ,  B64C25/44 ,  F16D55/36 ,  F16D66/00 ,  F16D66/02 ,  F16D2066/001 ,  F16D2121/14 ,  F16D2121/24 ,  F16D2125/40 ,  F16D2125/48

Abstract: An electric brake for an aircraft wheel comprising a support 4 formed by a torsion tube 5 and by an actuator-carrier 6, a stack 7 of disks mounted around the torsion tube 5, electromechanical actuators 8 carried by the actuator-carrier 6, each actuator comprising an electric motor 12 and a pusher 14, the electric motor 12 being adapted to move the pusher 14 facing the stack 7 of disks in order to apply a braking force selectively to the stack 7 of disks; and temperature measurement means for measuring a temperature representative of a temperature that exists in the stack 7 of disks. The temperature measurement means comprises at least one temperature sensor 18 arranged in the pusher 14 of one of the electromechanical actuators 8 so as to be located in the immediate proximity of the stack 7 of disks when the pusher 14 is brought into contact therewith.

Abstract translation: 一种用于飞机车轮的电动制动器，包括由扭力管5和致动器载体6形成的支撑件4，安装在扭转管5周围的盘堆叠7，由致动器支架6承载的机电致动器8，每个致动器 包括电动机12和推动器14，电动机12适于移动面向盘堆7的推动器14，以便选择性地向盘的堆叠7施加制动力; 以及温度测量装置，用于测量表示盘的堆叠7中存在的温度的温度。 温度测量装置包括布置在机电致动器8中的一个的推动器14中的至少一个温度传感器18，以便当推动器14与其接触时位于盘的堆叠7附近。

公开(公告)号：US20150198209A1

公开(公告)日：2015-07-16

申请号：US14591084

申请日：2015-01-07

Applicant: MESSIER-BUGATTI-DOWTY

Inventor： Thomas LEPAGE ,  Philippe CHICO ,  Francois BONIGEN ,  Frederic RAGOT

IPC: F16D66/00 ,  G01R31/34 ,  B60T17/22 ,  G01K13/00 ,  B64C25/44 ,  F16D65/18

CPC classification number: F16D66/00 ,  B60T13/741 ,  B60T17/221 ,  B64C25/44 ,  F16D55/38 ,  F16D65/18 ,  F16D2066/005 ,  G01K13/00 ,  G01R31/343

Abstract: A method for monitoring a blocking member (12) of an electromechanical actuator (1). The monitoring method comprising the steps of: determining a value representative of a power supply current of a motor (11) during an off-load operating phase of the electromechanical actuator (1); comparing the value representative of the power supply current with a predetermined current threshold defined from nominal off-load operating characteristics of the electromechanical actuator (1); and detecting an accidental locking of the blocking member (12) when the value representative of the power supply current is above or equal to the predetermined current threshold. There also is an electromechanical actuator (1) comprising a blocking member (12) monitored by such a method.

Abstract translation: 一种用于监测机电致动器（1）的阻挡构件（12）的方法。 该监视方法包括以下步骤：在机电致动器（1）的卸载操作阶段期间确定代表电动机（11）的电源电流的值; 将代表电源电流的值与从机电致动器（1）的额定负载运行特性定义的预定电流阈值进行比较; 并且当代表电源电流的值高于或等于预定电流阈值时，检测阻塞构件（12）的意外锁定。 还有一种机电致动器（1），其包括通过这种方法监控的阻挡构件（12）。

公开(公告)号：US20150021432A1

公开(公告)日：2015-01-22

申请号：US14511008

申请日：2014-10-09

Applicant: MESSIER-BUGATTI-DOWTY

Inventor： Gilbert LECOURTIER

IPC: B64C1/14 ,  B64C25/00

CPC classification number: B64C1/1446 ,  B64C19/00 ,  B64C25/00 ,  B64C25/16 ,  G05G5/005 ,  H01H19/54

Abstract: The invention provides a control box for selectively delivering orders to receivers (8, 12), the control box comprising: a shaft (14) mounted to turn about an axis of rotation (X), while being capable of sliding along said axis (X) between a rest position towards which it is urged by return means (24), and an active position; order delivery means (16, 11) co-operating with the shaft (14) to deliver orders as a function of the angular position of the shaft (14); rotary drive means (15) for causing the shaft to turn; and safety actuation means (23) for causing the shaft to slide from the rest position in which anti-rotation means (27, 28) prevent the shaft from turning to the active position in which the anti-rotation means (27, 28) leave the shaft free to turn under drive from the rotary drive means (15).

Abstract translation: 本发明提供了一种用于向接收器（8,12）选择性地传送订单的控制箱，所述控制箱包括：安装成围绕旋转轴线（X）旋转的轴（14），同时能够沿所述轴线（X ）在其被所述返回装置（24）推动的静止位置和活动位置之间; 与所述轴（14）配合的订单传送装置（16,11）作为所述轴（14）的角位置递送订单; 旋转驱动装置（15），用于使轴转动; 以及用于使轴从静止位置滑动的安全致动装置（23），在该位置，防转动装置（27,28）防止轴转动到防转动装置（27,28）离开的有效位置 所述轴在旋转驱动装置（15）的驱动下自由转动。

公开(公告)号：US20140373322A1

公开(公告)日：2014-12-25

申请号：US14309181

申请日：2014-06-19

Applicant: MESSIER-BUGATTI-DOWTY

Inventor： Patrice Gautier ,  Franck Ribas

IPC: D04H18/02

CPC classification number: D04H18/02 ,  D04H1/4242 ,  D04H1/498

Abstract: A circular needling table for needling a textile structure made from an annular fiber preform, includes: a horizontal top on which an annular fiber preform is to be placed; a driver system constructed and arranged to drive the fiber preform in rotation about a vertical axis of rotation; and a needling device for needling the fiber preform, the device including a needling head extending over a predetermined angular sector of the table top and to be driven with vertical reciprocating motion relative to the table top, and a mover system constructed and arranged to move the needling head in a direction that is radial relative to the axis of rotation of the fiber preform.

Abstract translation: 一种用于针刺由环形纤维预成型件制成的织物结构的圆形针刺表，包括：水平顶部，待放置环形纤维预制件; 驱动器系统构造和布置成驱动光纤预制件围绕垂直旋转轴旋转; 以及用于针对所述纤维预制件的针刺装置，所述装置包括在桌顶的预定角度部分上延伸并且相对于台面垂直往复运动而被驱动的针头;以及移动器系统， 针头相对于纤维预制棒的旋转轴线是径向的。

公开(公告)号：US08905347B2

公开(公告)日：2014-12-09

申请号：US13668502

申请日：2012-11-05

Applicant: Messier-Bugatti-Dowty

Inventor： Michaël Benmoussa

IPC: B64C25/50

CPC classification number: B64C25/50

Abstract: The invention provides a steering resetting method for an aircraft undercarriage that includes a leg in which a steerable bottom portion is mounted to slide against a suspension force generated by a shock absorber, the undercarriage being provided with a controllable steering member for causing the steerable bottom portion to swivel in response to an angular position setpoint, the undercarriage also including at least one angular position sensor adapted to generate an electrical signal representative of the angular position of the steerable bottom portion and suitable for use in controlling the steering member; the method comprises the step, performed when the steerable bottom portion is in an indexed angular position while the aircraft is in flight and the undercarriage is fully extended, of setting the electrical signal from the sensor to a determined reset value.

Abstract translation: 本发明提供了一种用于飞机起落架的转向重置方法，该方法包括一脚架，其中安装有可转向的底部部分以抵抗由减震器产生的悬挂力而滑动，所述起落架设置有可操控的转向构件，用于使可转向的底部 所述起落架还包括至少一个角位置传感器，所述至少一个角位置传感器适于产生代表所述可转向底部的角位置并适于用于控制所述转向构件的电信号; 该方法包括当飞行器处于飞行中并且起落架完全延伸时可转向的底部处于索引的角位置，将来自传感器的电信号设置为确定的复位值的步骤。

公开(公告)号：US20140156113A1

公开(公告)日：2014-06-05

申请号：US13779397

申请日：2013-02-27

Applicant: MESSIER-BUGATTI-DOWTY

Inventor： Michael BENMOUSSA ,  David POIRET ,  Jerome FRAVAL

IPC: B64C19/00

CPC classification number: B64C19/00 ,  B64C25/50 ,  G05D1/0083

Abstract: The invention relates to a method of managing a steering command for a steerable portion 3 of nose landing gear 2 of an aircraft 1, the method implementing servo-control to servo-control a steering actuator 6 to an angle position setpoint θset for the steerable portion 3, the servo-control including calculating an error ε by subtracting a reference angle θest from the angle position setpoint θset. According to the invention, the reference angle θest is an angle determined by calculation as a function of a longitudinal speed Vlong and a yaw rate τ of the aircraft 1.

Abstract translation: 本发明涉及一种用于管理飞机1的起落架2的可转向部分3的转向指令的方法，该方法实现伺服控制以将转向致动器6伺服控制到角度位置设定点;为 可控部分3，伺服控制包括计算误差＆egr; 通过从角度位置设定点＆thetas; set中减去参考角度＆amp; est; est。 根据本发明，参考角度θ是通过作为飞行器1的纵向速度Vlong和横摆角速度τ的函数的计算确定的角度。

公开(公告)号：US20140069073A1

公开(公告)日：2014-03-13

申请号：US14021610

申请日：2013-09-09

Applicant: MESSIER-BUGATTI-DOWTY

Inventor： Laurent Dominguez

IPC: D07B7/18

CPC classification number: D07B7/18 ,  B65H51/005 ,  C04B35/83 ,  D02J1/18 ,  D04H1/4242 ,  D04H3/002 ,  D04H3/02 ,  D04H3/105 ,  D07B5/002 ,  D07B2205/3007 ,  F16D69/023 ,  D07B2801/10

Abstract: A device for spreading a cable of carbon fibers or carbon yarns, includes a disk mounted on a rotary shaft and provided with at least one comb adapted to comb a cable of carbon fibers or carbon yarns in a direction substantially parallel to the longitudinal direction of the fibers or yarns of the cable. The comb includes a plurality of teeth protruding radially toward the outside of the disk, and a device for rotating the disk around its rotary axis. Furthermore, a method for spreading a cable of carbon fibers or carbon yarns, includes at least making the teeth of the comb of the device flush with the cable in a direction substantially parallel to the longitudinal direction of the fibers or yarns of the cable.

Abstract translation: 用于铺展碳纤维或碳纱线的装置包括安装在旋转轴上的盘，并且设置有至少一个梳子，适于将碳纤维或碳纱线的绳索沿基本平行于 电缆的纤维或纱线。 梳子包括径向朝向盘的外部突出的多个齿，以及用于围绕其旋转轴线旋转盘的装置。 此外，用于铺展碳纤维或碳纱线的方法包括至少使装置的梳子的齿在与电缆的纤维或纱线的纵向方向基本平行的方向上与电缆齐平。

公开(公告)号：US20140008236A1

公开(公告)日：2014-01-09

申请号：US13933988

申请日：2013-07-02

Applicant: UNIVERSITE DE LORRAINE ,  MESSIER-BUGATTI-DOWTY

Inventor： Emmanuel Rocca ,  Joffrey Tardelli ,  Myriam Augros

IPC: C25D11/16 ,  C25D11/08

CPC classification number: C25D11/16 ,  C25D11/08

Abstract: A method of treating a part made of an aluminum alloy containing copper at a content in the range 0.1% to 10% by weight includes providing the part; and performing electrochemical pretreatment of the part in a first electrolyte bath containing sulfuric acid and a first oxidizer compound, a first potential difference being established between a first cathode and a first anode dipped in the first bath, the part being the first anode, the concentration of the first oxidizer compound being such that the corrosion potential of the aluminum alloy is greater than +100 mV relative to a hydrogen normal electrode. After the pretreatment, the method includes anodizing the part in a second electrolyte bath containing sulfuric acid and a second oxidizer compound, a second potential difference □V2 being established between a second cathode and a second anode dipped in the second bath, the part being the second anode.

Abstract translation: 含有0.1〜10重量％含有铜的铝合金部分的处理方法包括提供该部分; 并且在包含硫酸和第一氧化剂化合物的第一电解液浴中进行所述部件的电化学预处理，在第一阴极和浸在第一槽中的第一阳极之间建立第一电位差，所述部分是第一阳极，浓度 的第一氧化剂化合物使得铝合金的腐蚀电位相对于氢正常电极大于+100mV。 在预处理之后，该方法包括在包含硫酸和第二氧化剂化合物的第二电解质浴中对该部分进行阳极氧化，在第二阴极和浸在第二槽中的第二阳极之间建立第二电位差ν2V，该部分是 第二阳极。

公开(公告)号：US20130256079A1

公开(公告)日：2013-10-03

申请号：US13850702

申请日：2013-03-26

Applicant: MESSIER-BUGATTI-DOWTY

Inventor： Gilles ELUARD

IPC: F16D11/14

CPC classification number: F16D11/14 ,  F16D11/10 ,  F16D27/10 ,  F16D27/118

Abstract: The invention relates to a device for coupling together two elements mounted to rotate about a common axis of rotation (X) in order to enable one of the elements to be selectively driven in rotation by the other, the device comprising two members (3, 4), each secured to a respective one of the elements for coupling together, the elements being axially movable relative to each other between a remote position in which the members do not co-operate and the elements are decoupled, and an engaged position in which the members co-operate with each other in order to provide a rotary connection between the two elements. According to the invention, one of the members forms a plate (3) having a face (P) perpendicular to the axis of rotation and in which a plurality of housings (15) are formed, the housings extending in radial directions; the other one of the elements carrying rollers (23) that are mounted to rotate about radial axes to project from said element so that each of them can penetrate into any one of the housings when the members are engaged and can co-operate with the side faces (14) of the housing in order to provide a rotary connection between the two members.

Abstract translation: 本发明涉及一种用于将安装成围绕公共旋转轴线（X）旋转的两个元件联接在一起的装置，以便使得一个元件能够被另一个元件选择性地驱动旋转，该装置包括两个构件（3,4） ），每个固定到相应的一个元件，用于联接在一起，所述元件可以在远离位置之间相对于彼此轴向移动，在远程位置中，所述构件不在其中协作并且元件被解耦，并且接合位置中， 构件彼此协作以便在两个元件之间提供旋转连接。 根据本发明，其中一个构件形成具有垂直于旋转轴线的面（P）的板（3），并且其中形成有多个壳体（15），壳体沿径向方向延伸; 承载辊（23）的另一个承载辊（23），其被安装成围绕径向轴线旋转以从所述元件突出，使得当所述构件接合时，它们中的每一个可以穿透到任何一个壳体中并且可以与侧面 以便在两个构件之间提供旋转连接。