| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 181290000 |
Multilayer panel or wall structure
| 223 |
| 181294000 |
Materials
| 79 |
| 181286000 |
Specific acoustical properties or dimensions
| 62 |
| 181293000 |
With channels or cavities in surface layer
| 10 |
| 181287000 |
Movable/foldable panels
| 8 |
| 181288000 |
Cellular
| 8 |
| 181285000 |
Load bearing block type structure | 5 |
| 20120111664 | ACOUSTIC SHIELDING DEVICE FOR DAMPING OF DISTURBING TRAFFIC NOISE - The invention relates to an acoustic screening device ( | 05-10-2012 |
| 20130092473 | Panel Assembly For Traffic Noise Barrier Wall - A panel assembly for a traffic noise barrier wall of the type including opposing slots formed in pairs of vertically-mounted posts is disclosed. In some embodiments, the panel assembly includes the following: a sheet of material having top, bottom, and side edges forming a perimeter of the sheet, the sheet having a sheet thickness that is less than each of the first slot width and the second slot width; and a frame disposed along at least a portion of the perimeter of the sheet, wherein the frame includes a bracket having a base portion with a substantially triangular cross-section, the base portion being disposed along edges of the sheet, the base portion defining a channel for capturing edges of the sheet, the channel being positioned at an apex of the base portion. | 04-18-2013 |
| 20130180799 | SUPPORTING STRUCTURE FOR AN ANTI-NOISE BARRIER WHEREIN FOUNDATIONS AND LIFTING POST ARE REALIZED IN A SINGLE ELEMENT AND RELATIVE ASSEMBLY METHOD - A supporting structure for an anti-noise barrier and relative assembly method are disclosed. The foundation and the structural post of the barrier are a single continuous piece in the shape of a sheet pile. The sheet pile has a first part and a second part of such a length that, in use, the second part is insertable on the ground to realize the foundation, while, contextually, the first part emerges from the ground upwards. The first part of the sheet pile, besides, is provided with connection means through which to be able to connect the sound-absorbent panels, and with a plate on which to lean the panels themselves in such a way that the arrangement on the ground of the foundation and of the structural post is realizable in a single phase to then proceed with the second phase of application of the panels. | 07-18-2013 |
| 20140138180 | VIBRATION-DAMPENING MUSICAL PERFORMANCE RISER - A musical performance riser having an interior area and a rigid block made from multiple layers of foam material of varying densities incorporated within that area. The block further includes a number of holes or chambers to trap sound. When the riser is used in performances, sound waves created by the object placed on the riser are reduced or dissipated as they travel down the block through the foam layers and chambers with the result being reduced acoustic interference and a better listening experience for the audience. The riser also includes specialized removable casters supported against rubber isolation feet that further serve to reduce the unwanted interference. | 05-22-2014 |
| 20150027807 | ACOUSTIC BARRIER SUPPORT STRUCTURE - An acoustic barrier structure can include a support structure that defines a plurality of cells, a weight attached to the support structure, and at least one resonant membrane covering one of the plurality of cells. The at least one resonant membrane can comprise at least one weight. The at least one resonant membrane can have an anti-resonant frequency and the support structure with the weight can provide wide frequency band gaps between odd resonance modes while suppressing structure-membrane coupled modes to enable the anti-resonance of the at least one resonant membrane. | 01-29-2015 |
| 181289000 |
Light permeable | 3 |
| 20090294212 | Interlayer Film for Laminated Glass and Laminated Glass - It is an object of the present invention to provide an interlayer film for a laminated glass excellent in a sound-insulating property, which is preferably usable for a head up display and the like wherein a driver can look at the front view and an instrument display simultaneously without requiring to look down, and to provide a laminated glass. | 12-03-2009 |
| 20110094825 | INTERLAYER FILM FOR LAMINATED GLASS AND LAMINATED GLASS - It is an object of the present invention to provide an interlayer film for a laminated glass excellent in a sound-insulating property, which is preferably usable for a head up display and the like wherein a driver can look at the front view and an instrument display simultaneously without requiring to look down, and to provide a laminated glass. | 04-28-2011 |
| 20140299408 | OPTICAL ACOUSTIC PANEL - An optical acoustic panel | 10-09-2014 |
| Entries |
| Document | Title | Date |
|---|
| 20080230308 | Decorative acoustic absorber forming a wall element - The invention relates to a decorative acoustic absorber ( | 09-25-2008 |
| 20090120717 | SOUND ABSORBING STRUCTURE AND SOUND CHAMBER - A sound absorber is formed by covering the opening of a housing with a vibration member having a flat shape or a film shape so as to define an air layer therebetween. The sound absorber is attached to the wall of a room such that the vibration member is positioned opposite to the wall with a prescribed space therebetween. Sound generated in the room particularly in low frequencies enters into the space between the vibration member and the wall so as to cause vibration of the vibration member due to the pressure difference between the sound pressure applied to the space and the internal pressure of the air layer, thus consuming energy of sound waves. Thus, it is possible to efficiently absorb low-frequency sound with a reduced thickness of the air layer. | 05-14-2009 |
| 20090127026 | Covering Element Comprising a Sound Absorbing Element - The present invention relates to a covering element comprising a carrier element of fibre-reinforced thermoplastic plastic material, at least one sound-absorbing element extending over at least a part of the surface of the carrier element, and an adhesive layer extending over and beyond at least a part of the surface of the sound-absorbing element, wherein at least a part of the adhesive layer is adhered to the carrier element such that the sound-absorbing element is at least partly enclosed between the adhesive layer and the carrier element, to a method for manufacturing the covering element and the use thereof. | 05-21-2009 |
| 20090314576 | NOISE REDUCTION MEMBER AND SYSTEM - There is disclosed a noise reduction member. Preferably, the noise reduction member is employed for sealing or baffling within a pillar or other structure of an automotive vehicle, although not required. | 12-24-2009 |
| 20090321182 | VEHICLE INTERIOR PANEL ASSEMBLY - The invention relates to an acoustic panel assembly. There is a need for a simple and inexpensive acoustic panel assembly. An acoustic panel assembly includes a rigid panel with an opening. The panel has an edge rib surrounding the opening, and a wall spaced apart from and surrounding the edge rib. The panel assembly also includes a frame member and a sound control sheet. The frame member has an outer border and a plurality of cross-pieces extending between different parts of the border. A compression rib projects forwardly from an inner edge of the border. The sound control sheet is mounted in and fills the opening. The sheet has an outer edge portion held between the rib of the rigid panel, the wall of the rigid panel, the border of the frame and the compression rib of the frame. The compression rib projects into a rear side of the sheet. The sheet forms a shoulder. The shoulder and the edge rib form a coach joint. The frame cross-pieces engaging a rear surface of the sheet. A plurality of retention points project from a rear surface of the edge rib. Each retention point projects into a fabric covered front surface of the sheet. | 12-31-2009 |
| 20100089690 | METHOD FOR MAKING AN ACOUSTIC TREATMENT COATING AND COATING THUS OBTAINED - A process for the producing a coating for acoustic treatment relative to a leading edge such as an air intake of an aircraft nacelle, the coating including a reflective layer, an alveolar structure, and an acoustically resistive layer, includes: | 04-15-2010 |
| 20100170745 | SOUND ABSORBING MATERIAL - To satisfy the fire protection requirements for a sound-absorbing material, especially in the form of open-cell foam, without impairing the acoustic properties, at least a part of the surface of the sound-absorbing material, which is covered with an acoustically transparent film, is coated with a flame-retarding powder or sprayed with a flame-retarding solution. | 07-08-2010 |
| 20100187039 | METHOD FOR MANUFACTURING A SANDWICH PANEL - A method for manufacturing a sandwich panel includes, but is not limited to the steps of providing at least one air-permeable core layer and at least one porous cover layer, applying an adhesive onto a first area of the core layer, pressing the cover layer onto the first area of the core layer to connect the cover layer to the core layer, and applying an airstream that from the outside is directed onto the cover layer and that moves through the cover layer and the core layer. By means of such an airstream it is possible to prevent excessive accumulation of adhesive on the cover layer, which otherwise would result in partial blocking of the cover layer. By varying the intensity of the airstream the flow resistance of the arrangement including, but not limited to, the cover layer and the core layer may be determined and set during the bonding process. In this way a sandwich panel with precise sound-absorption behavior can be manufactured. | 07-29-2010 |
| 20100224441 | Acoustic structure - In an acoustic structure, sound absorbing effect is achieved by interference between incident waves falling in an opening portion and reflected waves radiated from the opening as a result of resonance occurring within a hollow member in response to the incident waves, and a sound absorbing region is formed, for example, in a frontal direction of the opening portion. Sound scattering effect is achieved through interaction between the above-mentioned interference and interference between the incident waves and sound waves radiated from the opening portion, and a sound scattering region is formed, for example, near the sound absorbing region. A sound scattering effect is achieved by flows of motion energy of gas molecules being produced in an oblique direction, not normal to the opening portion and reflective surface, due to a phase difference between the sound waves radiated from the opening portion and the sound waves radiated from the reflective surface. | 09-09-2010 |
| 20110042163 | FINISHING COMPOUND SUITABLE FOR ACOUSTIC SUPPORTS - A finishing compound having acoustic properties and including iii percentage by weight relative to the total weight of the product, at least 10 to 70% of water; 0.1 to 5% of a foaming agent; 0.1 to 5% of a thickening agent; 35 to 70% of a monogranular filler having a size greater than or equal to 100 μm and excluding fine fillers; 0.1 to 8% of synthetic or animal fibres; 0.5 to 35% of binder. | 02-24-2011 |
| 20110067951 | INSULATION DESIGN FOR THERMAL AND ACOUSTIC INSULATION OF AN AIRCRAFT - The invention pertains to an insulation structure for thermally and acoustically insulating an aircraft that features at least one heavy layer, wherein the insulation structure according to the invention is characterized in that the insulation structure comprises an additional absorption layer, in that the heavy layer is perforated at least in certain areas, and in that the perforated area ratio of the heavy layer is adapted in such a way that the heavy layer is essentially transparent to sound for frequencies below a double-wall frequency of the insulation structure. This makes it possible to dampen sound with low frequencies below the double-wall frequency as effectively as possible. | 03-24-2011 |
| 20110067952 | HEAT SHIELD AND AN INSULATING ISOLATOR FOR THE HEAT SHIELD - An insulating isolator for a heat shield has a unitary first land, a bead portion, a second land and a half bead. The first land defines a fastener aperture. In one case, a plurality of circumferentially spaced apart petals is formed in the isolator. The petals may be separated by gaps. In another case, a set of circumferentially spaced apart apertures are formed in the isolator. | 03-24-2011 |
| 20110162909 | WORKABLE THERMO-ACOUSTIC WOOD BOARD - Board of natural or composed wood that improves the thermo-acoustic and vibrational properties of the original raw material, and it is used in various ways as constructive part of internal and external finishing (doors, windows, panels, party wall, supports, etc. . . . ). The wood boards are made by two or more incisions along the longitudinal direction, continuous and/or discontinuous, belonging to planes which are parallel and/or inclined to each other. The single incision lies on a plane which is parallel and/or inclined compared to the different surfaces of the bar. In the created cracks, suitable acoustic insulating, soundproof or sound-blocking materials are inserted that improve further the final soundproofing and even the thermal insulation. | 07-07-2011 |
| 20110174571 | REINFORCED COMPOSITE SANDWICH PANEL - The invention relates to a composite sandwich panel ( | 07-21-2011 |
| 20110226546 | DEVICE FOR REDUCING NOISE POLLUTION AND EQUIPMENT INCLUDING SUCH DEVICE - A device for reducing noise pollution includes an acoustic panel ( | 09-22-2011 |
| 20110259667 | Duct Sound Damper For A Flow Machine - Duct sound damper for deliberate reduction of sound waves for a flow machine, particularly for a compressor, with a housing having at least one horizontally extending acoustically reflective back wall and at least one front cover plate. At least one flow channel connected together through inlet opening and outlet opening is enclosed by at least one damper member reducing the sound. The damper member includes horizontal axial stringers, circumferential stringers, the front cover plate, at least one sound-insulating metal element extending horizontal to the flow-guiding cross section, and the acoustically reflective back wall. | 10-27-2011 |
| 20120024624 | ACOUSTIC PANEL FOR RECEIVING, EMITTING OR ABSORBING SOUNDS - An acoustic panel, designed to emit, receive, or absorb sound, includes two walls ( | 02-02-2012 |
| 20120097480 | DEVICE FOR REDUCING AERODYNAMIC NOISE FROM AN AIRCRAFT UNDERCARRIAGE - In the field of aviation, a device for limiting aerodynamic noise from a deployed aircraft undercarriage during landing and/or takeoff. The device comprises two end plates ( | 04-26-2012 |
| 20120168246 | SOUNDPROOFING COVER AND METHOD OF MANUFACTURING SAME - A soundproofing cover that has a sufficiently high soundproofing performance and that allows another member to be reliably attached to the soundproofing cover with a screw-fastening structure is provided. The soundproofing cover includes a cover body, a sound absorbing layer made of a urethane foam and formed integrally with the back surface of the cover body, and a nut member having a threaded hole that opens at both sides of the nut member in an axial direction. The nut member is embedded in the cover body in a manner such that an opening of the threaded hole in the nut member at a first end in the axial direction opens at a front surface of the cover body and an opening of the threaded hole at a second end in the axial direction is blocked by a blocking portion that is formed integrally with the cover body. | 07-05-2012 |
| 20120247868 | NOISE ABSORBING FABRIC TECHNICAL FIELD - An object of the present invention is to provide a noise absorbing fabric in which electromagnetic waves are not susceptible to being reflected and which has superior noise absorbing ability, a noise absorbing fabric having noise absorbing ability across a wide band, a noise absorbing fabric that is soft, highly flexible, thin, and can be incorporated in intricate portions of electronic components or housings and the like by being bent or folded and the like, and a noise absorbing fabric that can be easily and stably produced without using an expensive soft magnetic material, is inexpensive and demonstrates high performance. | 10-04-2012 |
| 20130025964 | SOUND REDUCING TONGUE AND GROOVE MEMBER SOUND REDUCING FABRICATION PROCESS AND SOUND REDUCING BLEND - Disclosed is a sound-reducing member, a sound-reducing fabrication process, and a sound-reducing blend. The member includes a treatment region and a sound-reducing blend positioned at a location within the treatment region. The sound-reducing blend being positioned at the location provides sound mitigation. The process includes applying a sound-reducing blend to a location within a treatment region of a member. The sound-reducing blend being positioned at the location provides sound mitigation. The blend provides sound mitigation when applied to a location within a treatment region of a member. | 01-31-2013 |
| 20130075193 | SEAMLESS ACOUSTIC LINER - The invention relates to a method of manufacturing a composite acoustic panel employed in an inlet passage of a gas turbine engine ( | 03-28-2013 |
| 20130081901 | NOISE BARRIER - In one embodiment of the invention, a noise barrier is disclosed that provides noise insulation from roadway noise, construction sites, manufacturing sites, railways or the like wherein the noise barrier includes a plurality of vertical sections, with each section having a base portion with a generally inverted T configuration. The inverted T configuration includes bottom flanges designed to be mounted substantially in the ground. At least one mounting post is attached to the base portion; and a barrier member manufactured from recycled rubber materials and a binder is mounted to the mounting post. The barrier member includes a through hole for receipt of the mounting post. The through hole extends from a bottom end of the barrier member vertically up and out a top end of the barrier member. | 04-04-2013 |
| 20130126267 | Noise Reduction System for Composite Structures - A method and apparatus comprising a composite panel and a number of structures to reduce noise radiation from the composite panel. The composite panel has a first face sheet, a second face sheet, and a core located between the first face sheet and the second face sheet. The number of structures is associated with the first face sheet. The number of structures has a mass with a configuration to reduce a speed of waves propagating in the composite panel such that noise radiating from the composite panel is reduced. | 05-23-2013 |
| 20130126268 | Acoustic Structure - An acoustic structure (e.g. an acoustic tuning panel) includes a plurality of boards and a plurality of resonance tubes with a plurality of openings. The openings are formed at different positions on the side faces of the resonance tubes. One resonance tube may be interposed in and supported by a pair of boards, or one board may be interposed in and supported by a pair of resonance tubes. The resonance tubes are mutually movable in the axial direction so as to independently adjust the opening area of the opening of the resonance tube. With this behavior, it is possible to adjust a ratio of the opening area of the resonance tube to the sectional area of the internal cavity of the resonance tube, thus adjusting the bandwidth of a band causing a sound-absorbing effect and a sound-scattering effect in an acoustic space (e.g. a sound chamber). | 05-23-2013 |
| 20130186705 | OPTIMIZED PATTERN OF A DAMPING LAYER FOR WALL, FLOOR, AND CEILING CONSTRUCTIONS - An acoustic damping article includes a substrate, wherein the substrate has a surface area S. The acoustic composition further includes a polymer resin. The polymer resin coats partially the surface area with a set of areas. The ratio of the coated areas over the surface area S is less than 1 and the polymer resin coverage is not greater than about 500 g/m | 07-25-2013 |
| 20130192921 | Sound Absorption Material and Method of Manufacturing Sound Absorption Material - Described embodiments relate to a method of manufacturing a sound absorption material. The method comprises: forming a low density fibrous web to act as porous bulk absorber, the fibrous web containing a proportion of bi-components fibers, each bi-component fiber having a core material and a sheath material around the core material; applying a thin facing later to the low density fibrous web, wherein the facing layer is adhesively compatible with the sheath material; heating the fibrous web to a temperature sufficient to soften the sheath material of at least some of the bi-component fibers; and pressing the facing layer and fibrous web together under low pressure such that at least part of the facing layer contacts the softened sheath material of at least some of the bi-component fibers to form an adhesive bond between the facing layer and the fibrous web. | 08-01-2013 |
| 20130264145 | Panel - The present invention relates to panels that can be used to cover interior surfaces in buildings, for instance in auditoriums, open-plan offices etc., where the panels can be used in buildings with thermally activated building systems (TABS) in which balancing of acoustics and thermal comfort is a well-recognised challenge. According to a first embodiment of the invention there is provided a panel comprising one or more sound-absorbing elements ( | 10-10-2013 |
| 20130270035 | SOUNDPROOFING PLATE WHICH DOES NOT OBSTRUCT AIRFLOW - A soundproofing plate includes a substrate wherein through holes are formed; and sound collecting parts, including through holes in the center, which approximately match the through holes of the substrate, the collecting parts having a shape wherein the diameter increases as the distance from the substrate increases. The sound collecting parts are disposed on both faces of the substrate. Alternatively, a soundproofing plate includes a substrate with a plurality of through holes; and attenuation elements. The attenuation elements include hollow shaft members; and sound collecting parts anchored on the end parts of the hollow shaft members. The sound collecting parts include through holes in the centers which approximately match hollow parts in the hollow shaft members; and have a shape wherein the diameter increases as the distance from the hollow shaft member increases. The hollow shaft members are disposed in the substrate to approximately match the substrate through holes. | 10-17-2013 |
| 20140000977 | INTERLAYER FOR LAMINATED GLASS AND LAMINATED GLASS | 01-02-2014 |
| 20140097034 | PLASTIC WALL PANEL - Embodiments relate generally to plastic wall panels. Wall panels are formed by rotational molding processes and may be used in sound attenuation barriers or other wall or building structures. Some embodiments include reinforcing structure. The reinforcing structure may be configured to effectively support a plastic shell of the wall panel in a way that allows some relative movement between the plastic shell and the reinforcing structure. | 04-10-2014 |
| 20140131135 | Acoustic Enhancement Balancer - An audio recording apparatus that improves atmospheric acoustic conditions by method of processing sound forms presented directly or non directly to either the front or rear of the device. Presented sound forms pass through an internal structure comprised of a series of inlaid acoustic panels, sound dampeners, audio baffles, sound chambers, and noise cancellation filters to result in a more purified balanced sound that is ideal to be recorded into a microphone. This audio purification system is a 180 degree or 360 degree audio filtering system with attached frontal sound filter and top mounted acoustic panel. The device is capable of supporting 360 degree sound filtration with a frontal acoustic filter attachment and overhead acoustic control with a top mounted acoustic ceiling panel. | 05-15-2014 |
| 20140190765 | DEVICE FOR REDUCING THE NOISE EMITTED BY A CONDUIT AND AIRCRAFT CONDUIT EQUIPPED WITH SUCH A DEVICE - The invention relates to a device for reducing the noise emitted by a conduit belonging to an aircraft system that comprises an acoustic grid positioned in a segment of the conduit. Said grid has a length L | 07-10-2014 |
| 20140262606 | SOUND ABSORBING BODY AND DEVICE - A sound absorbing body includes fibers as a main constituent. A density of the sound absorbing body differs for one surface side and the other surface side in a thickness direction. A color of the sound absorbing body differs for the one surface side and the other surface side. | 09-18-2014 |
| 20140305736 | SYSTEM FOR SOUND ISOLATION - A system for sound isolation. The system is configured to acoustically isolate a gypsum board support channel from a frame member. The system may comprise: a sound isolation clip and fastener, wherein the sound isolation clip comprises a slit configured for mounting onto a flange of a support channel and a fastener hole for securing the fastener and sound isolation clip onto the flange of the support channel. The fastener may be a screw and may comprise a wafer head and shank with a threaded portion and a smooth portion. The threaded portion is used to fasten and secure the mounting screw, sound isolation clip, and support channel onto a wallboard panel and support frame. The smooth portion is used to allow the sound isolation clip to freely move when engaged with the support channel and uniformly distribute the static dead load into the sound isolation clip. | 10-16-2014 |
| 20150053502 | NOISE REDUCTION DEVICE - The invention relates to a noise reduction device ( | 02-26-2015 |
| 20150090524 | METHOD FOR PRODUCING FOAM PANELS, ESPECIALLY FOR THE FIELD OF AERONAUTICS - The present disclosure is related to a method for producing a cellular panel which includes a cellular structure sandwiched between first and second stiff skins. The method includes the following steps: preparing at least two blocks of cellular material; disposing the two blocks on a base ply of dry fabric, while maintaining a space between the two blocks; folding the base ply around the two blocks so as to envelop the two blocks; filling in the space with a reinforcing ply; covering the base ply with a covering ply, on a side where the reinforcing ply has been introduced; injecting resin to an assembly obtained in the previous step; and curing the assembly. | 04-02-2015 |
| 20150107936 | MOTORSPORTS HELMET WITH NOISE REDUCTION ELEMENTS - A motorsports helmet having an isolation mount defining a receptacle is provided. An adjustment plate is selectively disposed within the receptacle at different depths and includes an ear-cup. The ear-cup is secured relative to the adjustment plate and includes at least two degrees of freedom of movement. | 04-23-2015 |
| 20150292200 | ACOUSTIC COVERING FOR A GENERATOR SET ENCLOSURE WITH PRESSURE SENSITIVE ADHESIVE - A housing for a generator set includes an enclosure within which the generator set is disposed. The housing further includes a covering including a substantially flat top face and a bottom face comprising a plurality of undulations. The bottom face is disposed between the top face and the enclosure. Each of the plurality of undulations has a peak atop which an adhesive bead is positioned. The adhesive bead is responsive to pressure exerted thereon. Each of the undulations is in contact with the enclosure via a respective adhesive bead. | 10-15-2015 |
| 20150352758 | MOLDING PROCESS OF HIGHLY HEAT-RESISTANT SOUND ABSORBING AND INSULATING MATERIALS - The present invention relates to a method for molding a substantially improved heat-resistant sound absorbing and insulating material, which uses a sound absorbing material containing, based on 100 parts by weight of the sound absorbing material, an amount of about 20-80 parts by weight of a fiber material having a limiting oxygen index (LOI) of about 25% or greater and a heat resistance temperature of about 200° C. or greater and an amount of about 20-80 parts by weight of a thermosetting binder resin having a heat resistance temperature of about 200° C. or greater and is installed on an engine cylinder block and an automotive body panel above a muffler of a vehicle. The method includes: a releasing agent coating step of coating a releasing agent inside a heated die; a heated compression molding step of fixing a shape; and a cold compression step of stabilizing the shape. | 12-10-2015 |
| 20150368899 | TUNABLE ACOUSTIC PANEL - A tunable acoustic panel that functions as an acoustic diffuser and absorber is disclosed. The acoustic properties of the tunable acoustic panel can be quickly and conveniently modified by moving a handle. The tunable acoustic panel is wall-mountable for use as an acoustical room treatment to selectively vary the acoustical response of a room or performance space. | 12-24-2015 |
| 20180022064 | SOUND-ABSORBING MATERIAL AND WIRE HARNESS PROVIDED WITH SOUND-ABSORBING MATERIAL | 01-25-2018 |
