Abstract: The invention relates to a turbomachine blade made of composite material including fiber reinforcement, the blade being obtained by three-dimensionally weaving yarns and densifying with a matrix. The blade comprises a single piece constituting both the airfoil and the root of the blade. The blade root has two substantially plane opposite side flanks that are formed in register with the pressure side and suction side surfaces respectively of the airfoil and it is clamped between two metal plates that are fastened against the side flanks of the root.

Abstract: The invention relates to a turbomachine rotor wheel (1) having composite material blades, the wheel comprising a slideway disk (10) having a circumferential groove (12) at its outer periphery, the groove having an opening that is narrower than its bottom, with a plurality of composite material blades (100) each having a blade root (102) engaged in the groove of the slideway disk and presenting a longitudinal section adapted to the longitudinal section of the slideway disk in order to be held radially therein by co-operating shapes, and an orientation disk (200) fastened coaxially around the slideway disk and including, in its outer periphery, a plurality of axial slots (208) each of which is open at one end, each slot presenting a cross-section that is adapted to the cross-section of a corresponding blade root so as to hold it angularly by co-operating shapes.

Abstract: The invention provides a turbine machine rotor having blades of composite material, the rotor comprising an assembly disk, a plurality of composite material blades mounted on the assembly disk via their roots and each provided at its free end with a platform, and a metal shroud positioned on the blade platforms concentrically around the assembly disk and including labyrinth teeth that project radially outwards in order to abrade an abradable material carried by a casing surrounding the rotor, the casing being held stationary both axially and circumferentially relative to the blade platforms and being suitable for moving radially outwards in operation relative to the blade platforms.

Abstract: Device (10) for the tapping of air for the cooling of flaps of a turbojet nozzle, comprising an annular duct (18) having a radially internal wall (22) swept by a stream of air (24) and which comprises at least one air inlet orifice (20), a flap valve (40) for controlling the flow rate of air entering through the orifice (20), formed of an elastically deformable metal plate (42) of which a downstream end is fixed on an edge of the orifice (20), and of which an upstream end can be displaced by a manoeuvring member (46) mobile in translation parallel to the axis (52) of the orifice between a position where the plate (42) seals this orifice and a position where the plate (42) opens this orifice.

Abstract: Air bleed device for cooling components in a turbine engine, including an annular conduit (18) having a substantially rectangular cross-section formed in a housing (12) and having a radially internal wall (22) swept by an airflow (24), and which comprises at least one air inlet orifice (20), a flap valve (40) for controlling the airflow entering through the orifice (20), formed by a plate (44) borne by a maneuvering member (50) mobile in translation parallel to the axis (21) of the orifice (20) between a position in which the plate (44) closes off said orifice and a position in which the plate (44) opens said orifice.

Abstract: Air bleed device for cooling components in a turbine engine, including an annular conduit (18) having a radially internal portion swept by an airflow (22) and which comprises at least one air inlet orifice (20) formed in an upstream radial wall (38) of the conduit (18), a flap valve (40) for controlling the airflow entering through the orifice (20) and of which the flapper (41) includes a plate (42) applied against the wall (38) and capable of being moved by sliding on said wall (38) by a maneuvering member (50) mobile in translation parallel to the wall (38) between a position in which the plate (42) closes off the orifice (20) and a position in which the plate (42) opens said orifice.

Abstract: The present invention relates to a turbomachine rotor balancing system (61) comprising a balancing flange (52) provided with through-passageways (78) and also comprising balance weights (54) mounted fixedly on the balancing flange by means of at least one screw/nut assembly (56) passing through one of the passageways. According to the invention, for each of the passageways (78), the flange (52) has on its first face (90) a first recess (94) passing via the radial summit (80) of the passageway, this first recess being deprived of contact with the screw head (86) pressing on this face (90), the flange (52) having on its second face (92) a second recess (98) passing via the radial summit (80), this second recess being deprived of contact with the balance weight (54) pressing on this face (92).

Abstract: A system and method for effectively providing user information from a user device includes an event server that provides restricted access to various types of event content information and services related to a particular event or user community. A wireless portable user device may provide an access code to the event server at a particular event location through a wireless base station that is coupled to a local area network. A system user may thereby utilize the user device to access the event server for downloading appropriate event content information and related community services. The user device may provide one or more different types of profiles and other user feedback to the event server to thereby enable the event server to effectively associate the user device with appropriate event content or other types of related community services.

Abstract: A convergent turbojet exhaust nozzle comprising a ring of hinged flaps made up of controlled flaps and of follower flaps disposed in alternation and co-operating at their upstream ends with a peripheral sealing gasket arranged at the outlet from an afterburner channel, each flap being made out of a ceramic-matrix composite material, and at its upstream end, each flap being made integrally with bearing means for bearing against the above-mentioned peripheral gasket, and with spherical-joint means between their upstream ends.

Abstract: Gate valve (10) for a system controlling cooling in a turbomachine, comprising a gate (20) mounted so that it can pivot about an axis (16) between a position in which it shuts off an air passage orifice (72) and a position in which it opens the orifice (72), and means (12, 14, 18) for rotating the gate (20) about the axis (16), these means comprising two superposed coaxial rotary members (14, 18) collaborating with one another via cam surfaces (40, 46) designed such that rotating the first rotary member (14) from the shut-off position causes a translational movement of the second rotary member (18) and of the gate (20) along the axis of rotation (16) followed by a rotation of this member (18) and of the gate (20) about this axis. Application of the invention to the cooling of turbojet jet pipe nozzle flaps.

Abstract: Mounting an exhaust cone of composite material. The exhaust cone is mounted to extend an adapter ring and it is held in particular by elastic stress means that act axially.

Abstract: The present invention relates to a turbomachine rotor balancing system comprising a balancing flange (52) provided with through-passageways (78), the system further comprising balance weights (54) each mounted fixedly on the flange (52) by means of a first and a second screw/nut assembly (56a, 56b) having a first and a second screw (84, 84) passing through a first and a second passageway (78, 78). According to the invention, said first screw is pressing against a first tangential end side (116) of the first through-passageway, and at a distance from a second tangential end side, and the second screw is pressing against a second tangential end side (118) of the second through-passageway, and at a distance from the first tangential end side.

Abstract: A method and an apparatus for integrating IP devices into a HAVi network An Internet Protocol (IP) and HAVi compliant device acts as a controller in the HAVi network and communicates with at least on HAVi compliant device using HAVi application programming interfaces (APIs). A server on the controller communicates with at least one IP device having a proxy and an IP and HAVi API. The server includes at least one IP device device control module (IP device DCM) corresponding to the IP device. The IP device providing API support to translate and relay calls between the proxy and the server so that at least one HAVi compliant device can communicate with the IP device.

Abstract: The invention relates to a device for attaching an afterburner to a turbojet casing (C), the afterburner comprising a flame-arrestor arm (1) comprising two longitudinal legs (7,8). According to the invention, the device (40) comprises a transverse plate (20) for attachment to the casing (C) and at least two side brackets (30,30?) for supporting the legs (7,8), the support brackets (30) extending longitudinally.

Abstract: A system and method for selectively providing information to a user device includes an event server that provides restricted access to various types of event content information and services related to a particular event. A wireless portable user device may provide an access code to the event server at a particular event location through a wireless base station that is coupled to a local area network. A system user may thereby utilize the user device to access the event server for downloading appropriate event content information and related services until the foregoing access code expires.

Abstract: An embodiment of the present invention is a technique to provide inter wireless network communication. A local node in a first network includes a frame module, an information module, and a communication module. The frame module processes a frame containing information regarding the first network. The information includes discovery information and network state information. The information is represented in a common description. The information module manages the information. The communication module manages communication between the local node and a remote node in a second network using the information.

Abstract: A system and method to support electronic gaming in an electronic network includes an event server that provides restricted access to various types of game services. One or more system users may utilize corresponding wireless portable user devices for connecting to the event server to thereby gain access to the foregoing game services as game participants. The system users may thereby utilize the user devices to access the event server for accessing appropriate gaming services and related information. In addition, a source system user may utilize a source user device to perform a transfer procedure for transferring ownership rights of an electronic certificate related to the electronic gaming to a target system user through a target user device. The foregoing transfer procedure may be conducted through the event server, or may occur directly from the source user device to the target user device.

Abstract: A method and an apparatus for an adaptive remote controller are provided. The remote controller comprises a user control input, a detector, and a user interface. The user control input is configured to receive user input and issue at least one control signal to a target device. The detector is configured to detect if the remote controller is within a target device feedback range. If the remote controller is out of the target device feedback range, the user interface provides feedback that the control signal was successfully sent to and executed by the target device.

Abstract: A method and an apparatus for an audiovisual (AV) monitoring application for children are described. The AV monitoring system for children includes one or more child devices and a parent device coupled to a network. The parent device has an AV receiver configured to access AV content directed to the child device. The parent device monitors the AV content to determine if the AV content includes a specified content. If the AV content includes a specified content, the parent device generates a warning. The parent device has a display that may display both the warning and the AV content directed to the child device.

Abstract: A method and an apparatus for integrating IP devices into a HAVi network. An Internet Protocol (IP) and HAVi compliant device acts as a controller in the HAVi network and communicates with at least one HAVi compliant device using HAVi application programming interfaces (APIs). A server on the controller communicates with at least one IP device having a proxy and an IP and HAVi API.