Abstract: A hand-held power tool (2) includes a main housing (4) in which a tool spindle (10) extending in the horizontal direction (Z) is at least partially received in the main housing (4), a handle housing (16), and intermediate lateral vibration-reducing element (40a; 56a) for supporting the handle housing (16) on the main housing (4) in a lateral direction (X), horizontal vibration-reducing element (40c, 56c) for supporting the handle housing (16) on the main housing (4) in the horizontal direction (Z), and a vertical vibration-reducing element (40b, 56c) for supporting the handle housing (16) on the main housing (4) in a vertical direction (Y).

Abstract: An impact tool for reducing noise without lowering the tightening ability. The impact tool gives a rotary blow force to a tip tool by mounting a rotary blow mechanism on a spindle rotatably driven by a motor and intermittently transferring the rotary blow force generated by the rotary blow mechanism from a hammer to the tip tool via an anvil, damping materials absorbing at least the vibration in the radial direction are arranged on at least one side of both supports of the axial direction of the spindle 7. The damping material is interposed between a bearing that rotatably supports the rear end portion of the spindle and an inner cover that holds the same, and an O-ring is interposed as a damping material between the front end portion of the spindle and an anvil that rotatably supports the same.

Abstract: An emitter for a liquid metal ion source is provided. The emitter includes a wire comprising a substantially curved portion and a surface wherein at least a portion of the wire surface is tapered at the substantially curved portion to form an emitter tip. Furthermore, a manufacturing method for such an emitter is provided.

Abstract: The present invention is a stay for retaining cables or other long, flexible structures in a coiled or bundled condition. The stay retains an end of the cable in an shape in which the end is wrapped around the coil or bundle when desired, such that a user of the cable can wrap the end of the cable around the coil or bundle and have the end retained in such position without having to knot the end to keep it wrapped around the cable or bundle. The stay may use a ductile or malleable element oriented along an end of the cable, such that the cable end to which the stay is affixed may be bent into a position in which the end is wrapped around a cable coil or bundle. The stay may use a helical form such that an end of a cable forms a helical shape, such that helical shape may be wrapped around a cable coil or bundle to retain the end around the coil or bundle.

Abstract: A circuit board may have a metal land supporting a pillar. The pillar may be fabricated by half-etching the metal land. An insulating layer may be provided on the circuit board so that the pillar of the metal land may be exposed through the insulating layer.

Abstract: A tape substrate having hole(s) formed discontinuously along a bent portion thereof and configured to dissipate stress applied to the bent portion. A tape package using the tape substrate may be connected to a panel and a printed circuit board using an ACF. The tape package may be bent and located behind at least one side of the panel.

Abstract: A four-way lead flat package IC-mount printed circuit board, carrying a four-way lead flat package IC and having front soldering land groups placed in front of the four way lead flat package IC and rear soldering land groups placed in the rear of the four-way lead flat package IC, has solder drawing lands, in a neighboring area, between the front soldering land groups and the rear soldering land groups adjacent to the front soldering land groups, and/or a trailing area of the rear soldering land groups. The solder drawing lands are formed with slits substantially parallel to the lines of soldering lands of the front soldering land groups or the rear soldering land groups placed in front of the solder drawing lands. These result in an advantageous effect of enabling the prevention of the occurrence of soldering bridges and soldering residues in the front soldering land groups or the rear soldering land groups.

Abstract: A TAB tape for a tape carrier package may have an opening formed in a shortest connection portion. The opening may be provided in the shortest connection portion and a portion of the corresponding second lead. The opening may be arranged near a boundary between the corresponding first lead and the shortest connection portion. The opening may be sized to reduce the change of the lead width from the first lead to the second lead.

Abstract: A printed circuit board having micro-vias used to connect a portion of the contacts in a selected row or column to the first internal layer of the board, thereby creating routing channels on the second and subsequent internal layers of the board between selected rows or columns of through-board vias used to connect the remaining contacts and a BGA package adapted to be used with the printed circuit board.

Abstract: Embodiments of electromagnetic interference (EMI) shielding containers are disclosed according to the present invention. The EMI shielding containers are especially useful for protecting sources of electronic evidence from EMI contamination prior to data extraction. However, the embodiments of EMI shielding containers of the present invention may be used in any context where a wireless device is to be shielded from transmitting or receiving electromagnetic signals. Embodiments of methods of using EMI shielding containers to extract data from electronic devices are also disclosed.

Abstract: A cord outlet structure of an electric instrument cabinet, includes: an opening window for a cord outlet; and a cover for the opening window, wherein: the cover being formed continuous with one of the sides of the edges of the opening window through a resin hinge; the opening window is formed such that it becomes smaller in width as it parts away from the resin hinge, thereby inclining the two side edges of the opening window; the cover is formed such that it becomes smaller in width as it parts away from the resin hinge, thereby inclining both side edges of the cover; and the cover and opening window are formed such that the edges of the opening window and the side edges of the cover fitted into the opening window extend parallel to each other in their mutual adjacent positions or in their mutual contact positions.

Abstract: A method of creating a borehole in an earth formation is provided. The method involves the steps of drilling a section of the borehole and lowering an expandable tubular element into the borehole whereby a lower portion of the tubular element extends into the drilled borehole section, radially expanding the lower portion of the tubular element so as to form a casing in the drilled borehole section, and separating an upper portion of the tubular element from the lower portion so as to allow the separated upper portion to be moved relative to the lower portion.

Abstract: An apparatus and method for excavating a wellbore is disclosed. An apparatus embodiment comprises (a) means for isolating a wellbore at a determined location, (b) means for excavating a downhole cavity in a wellbore, and (c) means for removing the means for isolating the wellbore to provide full access to the wellbore and the excavation. The method and apparatus can create excavation cavities suitable for drilling multilateral wellbores through the excavation using a kick-off. One embodiment of the method comprises isolating a wellbore at a determined location, providing means for excavating a downhole cavity in a wellbore, excavating a downhole cavity in a wellbore above the determined location, and removing the means for isolating the wellbore and means for excavating the downhole cavity from the wellbore to provide full access to the wellbore and the excavation cavity.

Abstract: A method for reducing circulation loss during drilling operations, the method comprising: performing drilling operations using a water-based drilling fluid system comprising a first amount of water insoluble particulate; providing the drilling fluid system with a second amount of alkali metal silicate, the first amount of water insoluble particulate and the second amount of alkali metal silicate comprising a circulation loss combination; and reducing the pH of the water-based drilling fluid system using a quantity of water soluble activating agent effective to form an effective circulation loss structure after a period of time.

Abstract: A rolling cone drill bit including multiple cones with regions of intermeshing and non-intermeshing cutter elements. In the non-intermeshed regions, an array of cutter elements is disposed about the cone surface in a non-circumferential arrangement with the cutter elements being mounted at differing radial distances from the bit axis. This non-circumferential arrangement, which may be a spiral, multiple spirals, other patterns of offset cutter elements, or a random arrangement, provides a composite cutting profile having substantial width and bottomhole coverage and is free of ridge-producing voids. In certain embodiments, the composite cutting profiles of the arrays at least partially overlap, and may be arranged to cover a portion of or the entire non-intermeshed region on the cones.

Abstract: A drilling assembly supports a liner for making a wellbore. The BHA comprises a pilot bit and a reamer above it that is larger in diameter than the suspended liner. If the BHA needs to be pulled out, the reamer is brought into contact with the liner and a latch mechanism between the two engages as another latch that had held the reamer bit to the BHA is released. The reamer bit stays with the liner as the BHA is pulled and later reinserted. On the way in the BHA latches to the reamer bit which then unlatches from the liner bottom. Preferably, splines and a shoulder on the BHA are used to drive the reamer bit as opposed to any power being transmitted through the latch between the BHA and the reamer bit. However, the latch mechanism between the BHA and the reamer bit could also provide torque and weight on bit for drilling operations. The process may be repeated.

Abstract: The cutter joint is formed on a trunnion by a peripheral radial-trust rolling bearing whose internal ring (4) together with rolling bodies (6) and a cage (7) are arranged on the trunnion (2) and locked thereon by snap ring (15), an external bearing ring (5) is inserted into the cutter (3) and locked therein by a circlip (12). The end radial-trust rolling bearing comprises an external ring (9) inserted into the cutter and internal ring (8) which is arranged on the trunnion together with rolling bodies (10) and cage (11) in such a way that it is slidable and trusted to the trunnion through a spring (16). In one embodiment, the inventive bearing assembly comprises a trust needle bearing arranged between the cutter and the trunnion through an axial spring.

Abstract: A drill bit for drilling through earthen formations and forming a borehole. In an embodiment, the bit comprises a bit body having a bit axis. In addition, the bit comprises a plurality of cone cutters, each of the cone cutters being mounted on the bit body and adapted for rotation about a different cone axis. Further, at least one cone cutter on the bit comprises an array of cutter elements mounted in a band. Still further, the cutter elements in the array are mounted in a plurality of differing radial positions relative to the bit axis.

Abstract: An earth boring bit has an outer row of inserts located within extra deep holes. Each of the holes has a cylindrical sidewall with a depth greater than the length of the barrel of the insert mounted within. The difference in depth is at least equal to a distorted entry zone in the hole. A portion of the sidewall that includes the entry zone surrounds the cutting end, reducing the projection of the cutting end from the land.

Abstract: A weldable ultrahard insert can include an ultrahard working layer and a weldable metal layer metallically bonded with the working layer. The ultrahard working layer can be any ultrahard material such as PCD, PCBN, metal carbide, ceramic, diamond, or the like. The weldable ultrahard inserts can be formed by charging a reaction vessel with ultrahard materials, including precursors thereof, and placing a weldable metal layer in the reaction vessel with an optional intermediate layer. The assembly can be subjected to a pressure and a temperature sufficient to metallically bond the weldable metal layer to the ultrahard material. The weldable layer is formed as part of the insert in situ which facilitates subsequent welding of the insert to a tool substrate without risking damage to the ultrahard material.

Abstract: A vibratory conveyor is provided which comprises a machine frame, a twoarmed lever mounted on the frame for pivotal movement about an axis, a reaction base mounted on one arm of the lever, and a conveyor element for conveying a product from one end to the other. Leaf springs are connected between the conveyor element and the reaction base and arranged to vibrate so as to cause the conveyor element to convey product. A sensor is disposed between the said one arm and the machine frame for sensing the weight of product on the conveyor element. The lever and conveyor element are so arranged that a line connecting the axis of pivotal movement of the lever and the centre of mass of the conveyor element runs perpendicular to the length of the leaf springs.

Abstract: A weighing system that works on the principle of electromagnetic force compensation has two guide members (12), which as a parallel guide unit connect a load support (14) to a base region (11) fixed to the housing, and at least one transmission lever (17), which is mounted on the base region. The weighing system is configured such that a permanent magnet system may be wider than the body of the weighing system and configured to provide a recess into which the permanent magnet system(s) (29) of an adjacent weighing system (2) or of adjacent weighing systems can project. The permanent magnet system can thus be twice as wide as the body of the system.

Abstract: A weighing system that works on the principle of electromagnetic force compensation. The weighing system has two guide members (4?), which connect a load support (5?) to a base region fixed to the housing. The weighing system also has at least one transmission lever (6?), which is mounted on the base region. The base region is divided into two separate subregions (2?, 3?), the transmission lever (6?) extends between these two subregions. Two weighing systems are arranged laterally side by side and their base regions are interconnected in such a way that the two subregions (2, 3) of the base region of the one weighing system are connected to the two subregions (2?, 3?) of the base region of the other weighing system such that their positions are fixed relative to each other.

Abstract: A lift measurement system is provided for determining a position of a load during a lift operation. The system includes a display that includes a scale and encloses a movable indicator that moves relative to the scale. A linkage is in communication with the load and the scale, such that movement of the load is translated to movement of the indicator relative to the scale to provide an indication of the position of the load. A plurality of displays and linkages may be installed at various load support zones such that the relative position of the corresponding indicators provides feedback related to the orientation of the load.

Abstract: The present utility model discloses a weighing spoon, comprising a spoon body, a holder body, and a level meter, wherein the spoon body is connected via a spoon stem with a weighing sensor disposed in the holder body, and the level meter is mounted in the holder body having a hanging ring attached thereto. A liquid crystal display is disposed in the holder body. The weighing sensor is connected to the liquid crystal display by means of A/D converter on the circuit board and a circuit of a microprocessor. The holder body is a housing composed of the panel, a button, an upper case, a lower case and a battery cover. In the interior of the holder body are disposed a rubber button and a circuit board and a battery. A seal ring is provided between the battery cover and the lower case to improve water resistance thereof.

Abstract: The calibration weight arrangement for an electronic balance (1) with a force-measuring cell (6) has a calibration weight (14) which can be coupled to the force-measuring cell (6). A transfer mechanism and a drive source are used to move the calibration weight vertically, in order to establish, as well as to release, the force-transmitting contact between the calibration weight and the force-measuring cell. The transfer mechanism has at least one resetting element (122), a lifting system (110) configured as a knee-joint linkage (117), and a multi-stable positioning element (115). Due to the feedback from the multi-stable positioning element, whose first stable state defines the calibrating position (132) and whose second stable state defines the rest position (133) of the transfer mechanism, the actuator (118) is energized only during the phases when the transfer mechanism is moving.

Abstract: Systems and methods are disclosed for reducing susceptibility of touch screens to RF interference, thereby reducing susceptibility to touch position errors due to RF interference. In touch screen systems having touch sensors that lack a rear shield, the rear shield drive of the controller electronics can be capacitively connected individually to the touch signal drives, thereby placing a capacitive load on the touch signal drives that simulates the capacitive load that would otherwise be provided by a rear shield. This capacitive load compensates for the RF interference, which would otherwise tend to erroneously offset touch position determinations toward the center of the touch screen.

Abstract: An apparatus for assisting a user in transporting a load bearing device is described. The apparatus including an external housing with an opening, an interior storage compartment, a drive wheel operatively connected to a drive belt, configured to propel the device across a surface, and at least one input switch, operatively connected to the power controller, configured to engage movement of the device upon activation of the at least one switch. The interior storage compartment may include a battery, a power controller operatively connected to the battery, circuitry, operatively connected to the power controller, configured to control input of power to a motor, and the motor, operatively connected to the circuitry, configured to turn the drive belt operatively connected to the motor and the drive wheel. The battery may be connected to an outlet, in the external housing, configured to permit insertion of a device to use the battery.

Abstract: In a hybrid drive having an electric motor which can be switched between the motor mode and the generator mode, the electric motor is switched between its operating modes as a function of the differential efficiency of the internal combustion engine when the internal combustion engine is operating, in which case the generator power can then be controlled in proportion to the differential efficiency, and the motor power can be controlled in inverse proportion to the differential efficiency.

Abstract: A thermal electric power generator 100 is installed at a location to which heat based on the heat generation by the engine 50 of a motor vehicle with thermal electric power generator 200, 300 is transmitted, the thermal electric power generator 100 comprising an electron emitter 2 for emitting electrons when heat is applied to the electron emitter 2 and an electron collector 3 for collecting the electrons emitted from the electron emitter, wherein by using the electron collector as a negative electrode and the electron emitter as a positive electrode, the electrons are caused to migrate from the electron collector to thereby generate electric power, and the electric power generated by the thermal electric power generator is supplied to the motor vehicle with thermal electric power generator.

Abstract: A torque transfer case for a hybrid electric vehicle powertrain is disclosed. The transfer case receives torque from a power transmission mechanism and distributes driving torque to a primary traction wheel and axle assembly and to a secondary traction wheel and axle assembly wherein an electric motor power boost for each traction wheel and axle assembly is available as well as a regenerative braking power recover from either or both.

Abstract: A torque transfer case for a hybrid electric vehicle powertrain with engine and electric power sources is described, the electric power source comprising an electric motor and a battery. It distributes driving power to front and rear traction wheel and axle assemblies to effect all-wheel drive or four-wheel drive as well as regenerative power recovery. The electric power source can be used for engine cranking and the engine can be used for battery charging.

Abstract: Disclosed is a motorcycle having a cowling covering an under side thereof in which the cowling can be formed so as to avoid a catalyst while securing a strength of the cowling, and can maintain a bank angle large as well as securing the minimum road clearance. The motorcycle is provided with a vehicle body provided with an engine, an exhaust pipe connected to the engine, a catalyst apparatus provided in the exhaust pipe and arranged under the engine, and the cowling covering at least an under portion of the vehicle body. An opening in which an entire of a peripheral edge portion thereof is formed in a closed hole shape is formed at a position of the cowling corresponding to the catalyst apparatus.

Abstract: A motor-driven vehicle includes: a chassis; a post extending upwardly from the chassis and having an upright engaging wall formed with an engaging hole; a battery housing seated on the chassis adjacent to the post and including a mounting wall disposed adjacent to the engaging wall; a coupling device including an engaging rod having a pivot portion pivoted to the mounting wall of the battery housing, and an engaging portion extending from the pivot portion, the engaging rod being pivotable relative to the battery housing between an engaging position, where the engaging portion extends into the engaging hole, and a disengaging position, where the engaging portion is disengaged from the engaging hole; and a biasing member for urging the engaging rod to the engaging position.

Abstract: An apparatus and method is disclosed for inhibiting the possibility of tampering with a governor associated with an engine. According to one aspect of the invention, a cover is provided having a base and at least one attachment arm extending therefrom. Further, a bolt is coupled to the attachment arm and the cover is mounted to at least partially cover the governor. In accordance with another aspect of the invention, a method is provided. The method includes placing a cover within an engine compartment wherein the cover envelopes at least a portion of a governor. The method also includes fastening the cover within the engine compartment with a hand tool.

Abstract: A solid thermally expansible material is provided. The material includes a solid epoxy resin that is substantially free of liquid epoxy resin and semi-solid epoxy resin. The material also includes an impact modifier, a curing agent and a heat-activated foaming agent. The impact modifier includes rubber in one embodiment and is substantially free of rubber in another embodiment. Following heat activation, the material expands and can adhere to a substrate. A cured expanded reinforcement material is also provided, as is a method of reinforcing a substrate.

Abstract: A remote vehicle safety system for use with a child-operated riding vehicle (100) employs a portable remote control (50) operated by a user, having a transmitter (57) for transmitting a signal to a receiver (107) on the vehicle (100). The receiver recognizes the signal from the transmitter (57). The receiver (107) then operates an actuator (211) causing a modification circuit (109) to modify power being provided to a motor (103) on vehicle (100). It may slow or stop the vehicle (100) preventing a child rider from getting into a dangerous situation.

Abstract: A liftable seat frame of an electric scooter includes a scooter body provided with a plurality of wheels on the bottom thereof, a driving device provided at a suitable position on the scooter body, at least one supporting pillar extended from a suitable position on the scooter body and around the periphery of the driving device, a frame provided at a suitable position on an upper end of the driving device, one end of which being pivotably connected to the supporting pillar, and a seat provided on the frame. According to the above structure, the seat is supported by the frame, and thus the driving device can be exposed and easily maintained by using the supporting pillar as a center of rotation to pivotably lift the frame and the seat thereon.

Abstract: A vehicle includes an adjustable seat adapted to accommodate a rider in a straddle fashion and an adjustable steering assembly. The seat is adapted to provide the rider with a first rider seat position and with a second rider seat position. The adjustable steering assembly is adapted to position a steering member in a first position, corresponding to the first rider seat position, and a second position, corresponding to the second rider seat position. The vehicle further includes a footrest which may or may not be adjustable.

Abstract: An energy storage type of dual-drive coupled power distribution system adapted to an all wheel driving (AWD) transportation means having a revolution output end from an internal combustion engine that drives front-end load through a front-end transmission by means of an intermediate transmission providing gear-changing or clutching function and a control interface or coupling device; and to couple to revolution input end of a dual-drive type of electromagnetic coupling device, further to drive rear-end load through the other revolution output end of the dual-drive type of electromagnetic coupling drive device made in the construction of a revolving dual-end shaft with both end shafts respectively incorporated to a revolving magnetic filed structure and a revolving rotor structure to regulate the power distribution between the front-end and the rear-end loads while being subject to the manipulation by a control device.

Abstract: A drive device for an industrial truck includes a pivoted bolster rotatable around a vertical axis (V), two drive wheels (4, 5) mounted on the pivoted bolster and a device located axially between the drive wheels (4, 5) to generate a differential action between the drive wheels (4, 5). A vertically oriented motor (6) can be provided above the drive wheels (4, 5) and a mechanical differential (7) can be coupled with the motor (6) and the drive wheels (4, 5). Alternatively, each drive wheel (4 or 5) can be coupled with its own motor (8 or 9). Alternatively still, a double rotor electric motor (10) having two rotors (10c, 10d) and a common stator (10b) can be located between the drive wheels (4 or 5) and coupled with a neighboring drive wheel (4 or 5).

Abstract: A drive device for an industrial truck includes a pivoted bolster rotatable around a vertical axis (V), two drive wheels (4, 5) mounted on the pivoted bolster and a device located axially between the drive wheels (4, 5) to generate a differential action between the drive wheels (4, 5). A vertically oriented motor (6) can be provided above the drive wheels (4, 5) and a mechanical differential (7) can be coupled with the motor (6) and the drive wheels (4, 5). Alternatively, each drive wheel (4 or 5) can be coupled with its own motor (8 or 9). Alternatively still, a double rotor electric motor (10) having two rotors (10c, 10d) and a common stator (10b) can be located between the drive wheels (4 or 5) and coupled with a neighboring drive wheel (4 or 5).

Abstract: A safety device for a motor vehicle includes a vehicle occupant protection arrangement installed as a unit in the vehicle and an electric impact sensor (24). The vehicle occupant protection arrangement installed as a unit in the vehicle and the electric impact sensor (24) form a preassembled unit.

Abstract: The invention relates to a method and a device for preventing unintended acceleration of a vehicle. In the method according to the invention, a first actuation variable which describes actuation (VFB) of a driving operating element which is provided for influencing drive means of the vehicle is determined, the vehicle remaining unaccelerated if an idling condition which is dependent on the first actuation variable which is determined is fulfilled. In addition to the first actuation variable, a second actuation variable which describes actuation (VBB) of a brake operating element which is provided for influencing braking means of the vehicle is determined, the idling condition also being dependent on the second actuation variable which is determined.

Abstract: A power train and a method for controlling and regulating a power train of a motor vehicle with at least two drivable motor vehicle axles. A main transmission is arranged between a motor and the motor vehicle axles for representing various gear ratios. Furthermore, a controllable and regulatable clutch is provided between the main transmission and each of the motor vehicle axles, respectively, whose transmission capacity is respectively adjustable by means of an actuator system. A drive torque can be distributed between the motor vehicle axles as a function of the set transmission capacities of the clutches. The transmission capacities of the clutches can be adjusted to the distribution of the drive torque as needed and optimized as to efficiency by the actuator system such that one clutch can be operated in a slip operation, while the other clutch can be held at least nearly in a synchronous state.

Abstract: A lock mechanism for a steering ratio varying device in which a steering ratio increase and decrease shaft is controlled by a motor through a worm gear and a worm wheel. The lock mechanism includes a lock plate mounted on a shaft of the worm gear or a shaft of the motor and having a plurality of cutout portions. Each cutout portion has a corner section. A lock member is engageable with the cutout portion of the lock plate. A lock release member has an inclined surface engageable with the corner section of the cutout portion of the lock plate to push back the lock plate by an amount corresponding to a backlash of the worm gear. An electromagnetic device includes a plunger spring and a solenoid coil. The lock member and the lock release member are engaged with the cutout portion of the lock plate by a pushing force of the plunger and disengaged from the cutout portion by an attracting force of the solenoid coil. A tight meshing between the lock plate and the lock member is prevented by the lock release member.

Abstract: Wholly aromatic polyamide fibers cut to a length of 0.5 to 5 mm are dispersedly contained in an injection-moldable thermoplastic resin, and the resin is molded by ultrahigh-speed thin-wall injection molding so as to produce a loudspeaker diaphragm in which the wholly aromatic polyamide fibers are dispersed in a direction perpendicular to the resin flow direction, whereby the loudspeaker diaphragm is improved in internal loss.

Abstract: A reflecting plate type silencer pipe including a reflecting plate is provided for reducing a dominant frequency noise passing through a pipeline. Sound waves propagated in the pipeline as a one-dimensional plane wave are divided into two, that is, sound waves advancing straight along the pipeline and sound waves caused to pass through a bypass route by the reflecting plate thereby being delayed in phase. Both of the sound waves are joined again so as to synchronously advance in the same direction and in parallel to each other with the sound waves being the same in amplitude and opposite in phase to each other, and wave interference is effected between the sound waves, whereby wave propagation energy of the sound wave of the frequency to be silenced passing through the pipeline is selectively dissipated.

Abstract: The invention relates to an acoustic panel presenting at least two plates together with at least one spacer for keeping said two plates spaced apart so as to form at least one sheet of air. In the panel, said spacer is constituted by a woven or knitted element, e.g. of aluminum wire, and it presents embossing.

Abstract: An acoustic liner 20 includes a remote panel 26, a perforated proximate panel 22 transversely spaced from the remote panel and one or more partitions 32 spanning across the space between the panels. At least one baffle 44 cooperates with the partitions to define a resonator chamber 34b and an associated neck 56 for establishing communication between the resonator chamber and a fluid stream G flowing past the proximate panel.