Matches 1 - 50 out of 96 1 2 >


Match Document Document Title
US20150060194 SOUND ABSORBER, SOUND ABSORBER ASSEMBLY AND AN ENGINE WITH A SOUND ABSORBER ASSEMBLY  
A sound absorber comprising a base body and a tongue (24). The base body has a bottom plate, a wall enclosing the bottom plate and an opening enabling the entry of air into the base body. The...
US20100180916 ACOUSTIC PANEL  
An acoustic panel for reducing the transmission of noise therethrough is provided. The acoustic panel may include a sound-absorbing surface with a plurality of convex and concave structures. The...
US20050126848 Sound insulating system  
The present invention relates to a sound insulating system. The sound insulating system comprises a first sound absorbing layer. A barrier layer is positioned adjacent the first sound absorbing...
US20050150720 Automotive dash insulators containing viscoelastic foams  
Sound insulating systems including viscoelastic foams are described. The sound insulating system includes a sound-absorbing layer. The sound-absorbing layer can include viscoelastic foams. An...
US20140048351 Acoustic Cover Assembly  
An acoustic protective cover assembly comprising a porous membrane and an acoustic gasket is disclosed. The porous membrane is bonded to the acoustic gasket at a peripheral region, the membrane is...
US20120235447 HEADLINERS AND VEHICLES WITH IMPROVED SPEECH TRANSMISSION CHARACTERISTICS  
Headliners for vehicles and vehicles incorporating the same are disclosed. In one embodiment, a vehicle includes an enclosed passenger compartment at least partially bounded by a roof structure. A...
US20090038881 SOUND-ABSORBING MATERIAL, PRODUCTION METHOD FOR SOUND-ABSORBING MATERIAL, AND SOUND-ABSORBING STRUCTURE  
Disclosed is a sound-absorbing material, which has a flow resistivity R of 3.3×104 N·s/m4 or more, a Young's modulus E of 1.2×103 to 2.0×104 N/m2, and a loss factor δ of 0.12 or less. The...
US20090277715 Furniture system for influencing the acoustics of a room  
A furniture system for influencing the acoustics of a room comprises at least one item of furniture (21 a . . . 21 c) having a substantially cubic shape with four vertical side faces, a horizontal...
US20130233644 Structural Mode Shape Alignment  
A method is disclosed for reducing noise and vibration within a structure of a mobile platform, wherein the noise and vibration are at least in part caused by airflow over an outer skin of the...
US20120285767 ACOUSTICALLY ABSORPTIVE PANEL  
An acoustically absorptive panel comprises a porous acoustical absorber having a planar configuration mounted on a support frame, an acoustically transparent front fabric stretch-mounted on the...
US20080223653 Poroelastic acoustical foam having enhanced sound-absorbing performance  
An optimal shape of a poroelastic acoustical foam which can maximize sound-absorbing effect is disclosed. The poroelastic acoustical foam is made of a wedge-shaped wedge unit where the cross...
US20150013244 ACOUSTIC DAMPENER  
An acoustic dampener (100) comprising a base member (101) having a first surface (102) and a second surface (103), the first surface (102) and the second surface (103) are spaced apart from each...
US20130291990 DUCT INSULATION LAMINATES AND METHODS OF MANUFACTURING AND INSTALLATION  
A duct insulation laminate an insulation layer and a facing. The insulation layer includes an insulation layer having a first edge surface, a second edge surface that is spaced apart from the...
US20080156580 Fibre for an Acoustic Insulating Material, Especially for Sound Dampers Compressed Air Devices  
An acoustic insulating material, especially for a sound damper in compressed air devices, is provided which includes fibres of a thermoplastic material comprising structures or profiled elements...
US20130186706 Acoustically Tunable Sound Absorption Articles and Methods of Making Same  
A moldable acoustic facing comprises cellulosic fibers and synthetic fibers entangled together. The acoustic facing has a basis weight of from about 1.5 to about 5.0 ounces per square yard (osy),...
US20110114414 ACOUSTICALLY TUNABLE SOUND ABSORPTION ARTICLES AND METHODS OF MAKING SAME  
A moldable acoustic facing comprises cellulosic fibers and synthetic fibers entangled together. The acoustic facing has a basis weight of from about 1.5 to about 5.0 ounces per square yard (osy),...
US20060065483 Baffle with flow-through medium  
There is disclosed a baffle having a medium that allows a fluid such as air to flow therethrough.
US20100175949 Porous sound absorbing structure  
A porous sound absorbing structure 10 includes an exterior plate 1 and a closing plate 2 in order to suppress a decrease in sound absorbing performance in a wide frequency band. An interior plate...
US20090173570 ACOUSTICALLY ABSORBENT CEILING TILE HAVING BARRIER FACING WITH DIFFUSE REFLECTANCE  
An acoustically absorbent ceiling tile includes a core of acoustically absorbing material having two major surfaces, and a facing for covering the core on at least one major surface. The facing...
US20060118355 Pourous sound absorber formed from cork particles and thermally reactive binding agent, and method for the production thereof  
The invention relates to a sound absorber, in particular for motor vehicles, and to a method for producing the same. It is the object of the invention to provide an acoustically effective...
US20080245608 Element For Sound Insulation  
An element for sound insulation which forms the external completion of a housing-like structure excited to oscillations, in which there is located at least one sound emitter, which element is...
US20100320029 LOW DENSITY NON-WOVEN MATERIAL USEFUL WITH ACOUSTIC CEILING TILE PRODUCTS  
A non-woven material, that can be formed into an acoustic ceiling tile, is provided. The material includes a substantially planar and self-supporting core of an inorganic base fiber and a...
US20090173569 ACOUSTIC ABSORBER WITH BARRIER FACING  
An acoustic absorber includes a core of acoustically absorbing material having two major surfaces, and a facing for covering the core on at least one major surface. The facing comprises a porous...
US20100065366 LIGHTWEIGHT, SOUND-INSULATING LINING FOR A BODY PART OF A MOTOR VEHICLE, AND METHOD FOR THE PRODUCTION THEREOF  
The invention relates to a lightweight sound insulating lining (1) for a body component of a motor vehicle, in particular in the form of a lightweight front wall lining, comprising a sound...
US20060289231 Acoustic absorber/barrier composite  
A thermoformable acoustic sheet material that is lightweight and provides excellent sound attenuation over a wide range of frequencies includes a combination of sound attenuating materials,...
US20080017445 LIGHTWEIGHT DASH INSULATOR CONSTRUCTION  
A sound insulating component includes a decoupling layer disposed under a cap layer comprising a thermoplastic cellular foam. Advantageously, the cap layer has sufficient rigidity to maintain a...
US20150114751 SOUNDPROOFING COVERING HAVING RESONATORS, A PANEL PROVIDED WITH THE COVERING, AND AN AIRCRAFT  
A soundproofing covering (10) having resonators (30). Said covering (10) comprises a trellis (20) provided with at least two resonators (30) and at least one stud (50) for fastening at least two...
US20070102237 Acoustical gypsum board for ceiling panel  
Low density acoustical gypsum boards having a perforated cover sheet that have good sound absorption properties and are generally clear of falling gypsum dust. The invention optionally provides a...
US20080116006 Acoustic Laminate  
According to one aspect of the present invention there is provided an acoustic laminate including: a first layer of viscoelastic acoustic barrier material; a sound absorbing/decoupling batt...
US20150060193 DYNAMICALLY RESPONSIVE ACOUSTIC TUNING ENVELOPE SYSTEM AND METHOD  
A dynamic responsive acoustic tuning envelope system that includes a movably connected set of cells, each possessing sound reflecting, sound absorbing, and/or electro-acoustic properties, and...
US20140291068 TUNABLE ACOUSTICAL ABSORBING COMPOSITE BATT  
A composite batt structure that forms an effective low frequency sound absorber for use in buildings, appliances, automotive vehicles, and the like. The composite structure uses a facer covering a...
US20090000864 ARCHITECTURAL ACOUSTIC DEVICE  
An acoustic device and a method for altering sound. The acoustic device includes an architectural structure having a solid body. The architectural structure is adapted to be mounted on a wall of a...
US20060090958 Thermoformable acoustic product  
A thermo-formed acoustic product formed from an acoustic sheet with a relatively high flow resistance, and a layer of porous flow resistive spacer material attached to one side of the acoustic...
US20120312631 MULTI-LAYERED COMPOSIT PANEL FOR NOISE MITIGATION AND METHOD  
The invention is directed at methods, materials, and articles for sound mitigation. The article for sound mitigation is a multi-layered composite article comprising a reinforcing substrate layer...
US20090045008 Acrylate-based sound damping material and method of preparing same  
A sound damping material for use in a sound damping laminate having one or more rigid layers, such as those used in the automotive industry. The sound damping material is preferably a viscoelastic...
US20110048844 ACOUSTIC MATERIAL  
An acoustic material is intended to be mounted behind a loudspeaker 8 to decrease the resonant frequency and/or to reduce the back volume. The acoustic material includes a woven or non-woven...
US20080067001 Sound-Absorbing Lining for Motor Vehicles, Particularly Engine Hood Lining  
The invention relates to a self-supporting, sound-absorbing lining for the engine bonnet of motor vehicles, comprising at least one layer of open-cell foamed material which on at least one side is...
US20140116802 ACOUSTIC METAMATERIAL WITH SIMULTANEOUSLY NEGATIVE EFFECTIVE MASS DENSITY AND BULK MODULUS  
A device with simultaneous negative effective mass density and bulk modulus has at least one tubular section and front and back membranes sealing the tubular section. The front and back membranes...
US20100089691 SOUND ABSORBING STRUCTURE BUILT INTO LUGGAGE COMPARTMENT OF VEHICLE  
A sound absorbing structure is constituted of a vibration plate and a rear air layer and is installed in a luggage compartment or trunk which is separated from a cabin in a vehicle. Sound waves...
US20150047923 HYBRID ACOUSTIC BARRIER AND ABSORBER  
A hybrid acoustic absorption and reflection resonator can includes a rigid structure defining a cell, a membrane with at least one orifice attached to the rigid structure, and a back sheet...
US20090283359 WALL AND CEILING SOUND DAMPING MOUNTS AND CHANNELS  
A sound damping device includes an attachment portion, an engagement structure to engage a furring channel, and a shoulder disposed between the attachment portion and the engagement structure. The...
US20140083796 SOUNDPROOFING PLATE AND SOUNDPROOFING DEVICE PERMITTING AIR FLOW  
A soundproofing plate comprising a substrate having a substrate having at least one through hole formed therein; and a soundproofing device mounted on the through hole of the substrate. The...
US20080223654 LOW MASS ACOUSTICALLY ENHANCED FLOOR CARPET SYSTEM  
A low mass acoustically enhanced floor carpet system for vehicles. In a first embodiment, the carpet assembly comprising a face layer and an opposite lower fiber mat. The carpet assembly further...
US20140049071 Sound Insulation Structure  
A sound insulation structure for vehicles, machines and equipment powered by internal combustion engines equipped with emission control systems designed to meet the T4i and T4 emission standards...
US20110061781 TIRE NOISE REDUCTION DEVICE AND PNEUMATIC TIRE PROVIDED WITH THE SAME  
A tire noise reduction device including a noise absorbing member made from a porous material that is formed into a band, the band being disposed along a tire circumferential direction on an inner...
US20130140108 SOUND INSULATION MATERIAL AND METHOD FOR PREPARING THE SAME  
Two sheets of nonwoven fabric with the same shape and size each including a rectangular body 11a and a funnel-shaped projection 11b projecting from one side of the body 11a are stacked, and bonded...
US20080230309 Multilayer Articles Having Acoustical Absorbance Properties and Methods of Making and Using the Same  
Multilayer articles having acoustical absorbance properties are disclosed. Methods of making and using the multilayer articles are also disclosed.
US20100258378 ACOUSTIC DAMPING COMPOSITIONS  
An acoustic damping composition includes a binder resin including an addition polymer having a carboxylic functional group and a urethane component. The acoustic damping composition has a Mode 1...
US20130146392 METHOD AND MACHINE FOR PRODUCING A SOUND-DEADENING INSERT FOR SILENCER OF AN EXHAUST-GAS DISCHARGE SYSTEM OF AN INTERNAL-COMBUSTION ENGINE  
A method for producing a sound-deadening insert of a silencer of an exhaust-gas discharge system in an internal-combustion engine of a vehicle; the method comprises the steps of providing a...
US20110100746 VISCOELASTIC PHONONIC CRYSTAL  
A sound barrier and method of sound insulation are disclosed. In one aspect of the disclosure, a sound barrier comprises a first, solid medium, such as a viscoelastic solid and a second medium,...

Matches 1 - 50 out of 96 1 2 >