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8556028 Acoustic module for enclosure panel  
An acoustic panel for an enclosure includes a panel plate having opposite interior and exterior sides, and an acoustic module assembly including a plurality of acoustic modules secured on the...
8556030 Ultrasonic attenuation materials  
Improved acoustic attenuation materials and applications are provided. An improved acoustic attenuation material may include a woven layer of fibers made of porous polymers, such as porous...
8556026 Industrial plant with noise attenuation hood  
A noise-emitting industrial plant is provided, which is enclosed by a personnel-accessible noise attenuation hood for damping noise which issues from the plant. The noise attenuation hood includes...
8555483 Method of manufacturing a vibrating element  
A vibrating element manufacturing method by which adhesion is stabilized and yield is improved, a vibrating element, a vibrating actuator, a lens barrel and a camera system. A vibrating element...
8555846 Air purifier having resonator installed in the air outlet  
An intake system is provided for an internal combustion engine, which includes, but is not limited to an air purifier/resonator configuration, in which a resonator element is situated in the...
8556025 Method for manufacturing a dishwasher with at least one, especially prefabricated, bitumen mat for deadening of noise and/or sound absorption of a component  
In a method for manufacturing a dishwasher having at least one component and at least one bitumen mat provided on the component for noise deadening and/or sound insulation of the component, a...
8556029 Noise and vibration mitigating mat  
A noise and vibration mitigating mat having top and bottom surfaces comprises a first layer formed of recycled bound rubber product, the first layer having a contoured bottom surface and a...
8550210 Resonant-type muffler  
A muffler comprising an inner pipe having one end connected to an upstream side of an exhaust pipe of an engine exhaust system, and another end connected to a downstream side of the exhaust pipe,...
8549834 Gas turbine engine with variable area fan nozzle  
A nacelle assembly for a bypass gas turbine engine includes a variable area fan nozzle having a first fan nacelle section and a second fan nacelle section. The variable area fan nozzle is in...
8550057 Integral rotor noise attenuators  
A supercharger is provided, comprising a plurality of rotatable supercharger rotors each having a plurality of interleavable lobes configured to move air from an inlet to an outlet of the...
8550208 High pressure muffling devices  
Some example muffling devices may include an inner flow conditioner shaped as a generally conical frustrum and a generally cylindrical an exhaust can around the inner flow conditioner. A ratio of a...
8553494 System for measuring stress in downhole tubulars  
An apparatus for evaluating the possibility of casing failure in a borehole measures azimuthal changes in a property responsive to azimuthal changes in axial stress. The measurements may be of...
8553495 Device and method for imaging of non-linear and linear properties of formations surrounding a borehole  
In some aspects of the disclosure, a method and an apparatus is disclosed for investigating material surrounding the borehole. The method includes generating within a borehole an intermittent low...
8550207 High retention aural transmission device  
Apparatus and associated methods may relate to a unitary body having a hardness of between 20 and 35 according to the Japanese Industrial Standards (JIS) and adapted to be removably inserted into...
8550209 Muffler for a turbo or piston engine  
A muffler for a turbo engine or piston engine, particular a screw compressor, includes a housing (1.1-1.3); a disk arrangement having at least one disk (3, 4, 5) which is fastened to the housing; a...
8550206 Method and structure for achieving spectrum-tunable and uniform attenuation  
The present invention relates hearing protection devices for the human ear. More particularly, embodiments of the invention provide hearing protection devices capable of tunable acoustic...
8550122 Exhaust finisher retention operation  
An exhaust system for a vehicle features a pipe finisher including an inner sleeve. The inner sleeve has a reduced diameter portion spaced upstream from a downstream end of the inner sleeve. An...
8544594 Coupling structure for resonant gyroscope  
A coupling structure for a resonant microgyroscope produced on a substrate, wherein the coupling structure enables a vibratory movement provided by an excitation mechanism to be detected along a...
8544278 Turboshaft engine with reduced noise emission for aircraft  
According to the invention, a plurality of embossments (20) having a rectangular section is provided at the inner periphery of the outlet opening (7) of the fan duct (12), said embossments being...
8544595 Carbonaceous acoustic diaphragm and method for manufacturing the same  
A carbonaceous acoustic diaphragm whose density is reduced while retaining the required stiffness is provided. Carbon nanofibers and spherical particles of PMMA are mixed into a carbon-containing...
8544600 Exhaust device for internal combustion engine  
An exhaust muffler for improving the timbre of an exhaust sound in a low engine speed region and for increasing an engine output in a high engine speed region. In an exhaust device for an internal...
8544596 Enclosure for thermal equipment and method of construction  
The invention provides an enclosure, in particular, an acoustic enclosure, for thermal equipment, for example a gas turbine or a gas turbine auxiliary module. The invention also provides a method...
8548188 Diaphragm, method making the same and loudspeaker using the same  
A diaphragm includes a carbon nanotube film structure and an amorphous carbon structure composited with the carbon nanotube structure to form a stratiform composite structure. The carbon nanotube...
8544531 Surface cooler with noise reduction  
A surface cooler is provided and includes an oil layer through which oil flows, fins extending into an air flow pathway and being disposed at a first side of the oil layer in heat transfer...
8544598 Soundproofing panel for turbomachine and turbomachine comprising such a panel  
A one-piece soundproofing panel which is attached within an circumferential air blower casing of a turbomachine, with an axis, in which circulates an airflow from upstream to downstream, is...
8548184 Constant coverage waveguide  
This invention provides an acoustic waveguide with a continuous least-energy-surface formed from an upper vertical control curve, a lower vertical control curve, right horizontal control curve and...
8544601 Sound-absorbing noise barrier  
A sound-absorbing noise barrier, more specifically to one comprising: a main body which has a front surface and a rear surface and extends horizontally and in which a space is formed between the...
8544218 Acoustically insulating product  
An acoustically insulating product for acoustically insulating a building structure includes a base entangled net material, and an acoustical nonwoven material. The acoustical nonwoven material is...
8544597 Tuned damper member  
A method of making a damper member includes forming a lattice network of a first material using an additive powder forming technique. The lattice network includes interconnected pores. A matrix of...
8540199 Speaker assembly with rotary fastening mechanism  
A speaker fastening mechanism includes a first fastening component installed inside an audio device, a second fastening component installed inside the audio device and disposed on a side of the...
8539748 Segmented inertial particle separators and methods of assembling turbine engines  
A method for assembling a turbine engine including a compressor is disclosed. The method includes coupling an inlet including an inertial particle separator (IPS) and a first surface that is...
8540050 Glazing unit with improved vibroacoustic damping properties, method for making such a glazing unit and method for acoustic protection in a vehicle passenger compartment  
A glazing unit having improved vibroacoustic damping properties, including: at least one glass sheet; at least one vibroacoustic damping strip, the strip including at least one element made of...
8540051 Silencer for a two-stroke motor of a power tool  
A silencer for a two-stroke motor of a power tool, including a silencer inlet to which adjoins a flow channel of channel length so that the flow channel can be connected to an outlet of a...
8540049 Acoustic diaphragm suspending  
A suspension element for mechanically coupling an acoustic diaphragm to a stationary element. The suspension element is characterized by a total compliance. The total compliance includes a shear...
8542556 Directional seismic sensor array  
A vibration sensor system for contacting the surface of a solid medium for detecting horizontally polarized shear waves and compressional waves. At least two contact points interface between a...
8541496 Energy absorbing composition and impact and sound absorbing applications thereof  
A substantially non-elastic incompressible composition, which substantially does not quickly self-level under standard operating conditions, includes: a suspending agent which reacts substantially...
8542861 Loudspeaker, video device, and portable information processing apparatus  
A loudspeaker includes a diaphragm that vibrates back and forth to emit a sound, a magnetic circuit that is provided on a rear side of the diaphragm and has a magnetic gap on a diaphragm side, and...
8534418 Plate absorber  
An aircraft cabin plate absorber includes a supporting panel, a cover panel and an intermediate layer which is arranged between the supporting panel and the cover panel. The cover panel includes a...
8538059 Ear speaker device  
An ear speaker device includes an electroacoustic transducer including a housing mounted at a predetermined position of listener's head, a speaker unit mounted on one surface in the housing, and...
8534959 Method and apparatus for deployment of ocean bottom seismometers  
A deployment and retrieval apparatus for ocean bottom seismic receivers, the apparatus being a remotely operated vehicle (ROV) having a carrier attached thereto and carrying a plurality of...
8537637 Method of seismic surveying and a seismic surveying arrangement  
A method of seismic surveying A method of seismic surveying comprises the step of acquiring imaging seismic data relating to an underlying geological structure at a survey location and...
8534417 Apparatus and method for providing protective gear employing shock penetration resistant material  
A method for providing a shock penetration resistant apparatus may include providing an item of protective gear to be positioned proximate to an object to be protected, and disposing a shock...
8534419 Composite sound absorber  
A sound absorbing material comprising a nonwoven fibrous acoustic insulation material and a flow resistive non-woven facing, wherein the flow resistive nonwoven facing is bonded to the insulation...
8532327 Diaphragm and speaker device provided with the same  
A diaphragm is provided with a plurality of thick portions radially from an inner circumferential side to an outer circumferential side. The thick portions are composed of at least two kinds having...
8528690 Sound effect amplication diffuser  
A sound effect amplification diffuser includes a deck including a cover member defining a top bearing space, a sound collection hole at one lateral side of the bearing space, a sound collecting...
8528691 Silencer for firearm  
Method and apparatus for a silencer for use on a conventional firearm wherein the silencer has a monolithic core which is machined from a single piece of metal or the like. The core is mounted in a...
8528318 Cambered aero-engine inlet  
A propulsion system includes an engine with a fan and a nacelle that circumscribes the engine. The engine defines an axis. A distance between a forwardmost point at the top of the nacelle and at...
8528862 Systems and methods for reducing noise in aircraft fuselages and other structures  
Systems and methods for reducing noise in aircraft fuselages and other structures are described herein. A noise reduction system configured in accordance with one embodiment of the invention...
8528693 Muffler with dual exhaust gas discharge pipe for vehicle  
A muffler apparatus for a vehicle may include a muffler housing that has first and fourth chambers formed at front and rear portions therein and second and third chambers formed between the first...
8528692 Air intake duct  
To simplify the attachment of a cover member, an air intake duct 10 includes a duct body 12 having an air flow passage 14 communicating from an inlet port 12a to an outlet port 12b and a vent hole...