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8499886 Expander ear tip  
Methods and apparatuses for wearing audio products are disclosed. In one example, an apparatus for delivering sound to an ear includes a flexible material shaped to fit within an outer ear. The...
8500417 Motorized vacuum pump with sound absorbing unit  
A motorized vacuum pump apparatus, may include an electric motor operating in response to an electric signal, a pumping unit connected with a motor shaft of the electric motor, and a sound...
8503707 Sealing retainer for extended wear hearing devices  
An embodiment provides a seal for retaining a hearing device within the ear canal comprising a curved shell having an opening at a shell apex portion. The shell defines a cavity for retention of a...
8498433 Sonic motion apparatus  
The instant development relates to utilizing the sonic motion generated by a speaker to move objects in various directions in response to the variation in the frequency and amplitude of the sonic...
8496446 Compressor muffler  
A compressor muffler (100) for a refrigeration system is provided with an array of Helmholtz resonators (130, 230, 330) formed along an inner surface of a muffler chamber (110) of the muffler.
8496086 Membrane having a multipart structure  
The invention relates to a composition of a speaker membrane, consisting at minimum of the following layering sequence: a first cover layer (3) made of a plastic,a first adhesive layer (2), anda...
8498437 Panel opening and closing structure of electric operation apparatus  
An electric operation apparatus capable of opening interiors of front and rear portions of an apparatus main body frontward and rearward to make it easy to carry out assembly and maintenance inside...
8496087 Fitting system for a hydraulic tuning cable  
A tuning tube that can be easily changed out without destroying the hydraulic hose assembly in which it is located where the tuning tube is retained on the sleeve section of a secondary fitting and...
8496088 Acoustic composite  
An acoustic composite containing at least a first acoustically coupled non-woven composite and a second acoustically coupled non-woven composite, each acoustically coupled non-woven composite...
8498442 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
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...
8490938 In-ceiling, in-wall one button installer  
An installer is installed in a hole in a ceiling or a wall and includes a speaker frame and two connective units. The speaker frame may fix down a speaker and has a circumferential edge. The two...
8490745 Exhaust system component  
An exhaust system component (1) of an exhaust system (2) for an internal combustion engine, especially of a motor vehicle has an inner pipe (3) made of metal, which is exposed to exhaust gas during...
8492957 Apparatus for generating electric energy  
An apparatus for generating electric energy comprises a vibration plate, a supporting board, at least one side-wall unit and at least one piezoelectric substrate having a first- and a second end...
8490743 Perforation acoustic muffler assembly and method of reducing noise transmission through objects  
A noise attenuation system is disclosed for use in a structure having a recessed fixture mounted therein or other unit which creates a hole in the structure in which it is secured, such as a...
8490535 Flash and sound suppressor for a firearm  
A flash hider, a sound suppressor and a quick-disconnect coupler that holds the sound suppressor to a flash hider is disclosed. The quick-disconnect coupler enables the suppressor to be attached to...
8490744 Combustor and gas turbine having the same  
An object is to provide a combustor that requires a small mounting space for an acoustic damper, that can achieve size reduction, and that can improve the ease of maintenance. A combustor (5) of...
8490534 Flash hider  
A flash hider has a central bore for receiving the barrel of a firearm at one end and three tapered tines at the opposing end with a gap formed between each pair of adjacent tines. Just past the...
8485309 Apparatus and method for improving the damping of acoustic waves  
An apparatus for damping acoustic waves that includes a volume of fluid having actively excited acoustic waves, an enclosure disposed in the volume of fluid including delimiting surfaces which...
8485153 Air intake apparatus  
The present invention relates to an air intake duct for an internal combustion engine that is capable of reducing the noise associated with the induction of air. The air intake duct includes an...
8485082 Firearm barrel  
A firearm barrel that reduces muzzle climb and recoil by tapping a portion of the discharge products near the breech and venting them toward the muzzle end of a firearm. Some discharge products...
8485314 Exhaust muffler  
An exhaust muffler of an internal combustion engine has pipe sections on the inflow side and on the outflow side, respectively, and a muffler housing that is in communication with the pipe...
8485310 Silencing equipment for electric devices  
Silencing equipment provided with one or more flow channels through which cooling air flows has a flow channel forming member that forms the flow channel, and an acoustic absorbent member that is...
8485311 Air duct assembly for engine  
An air duct assembly supplies air from an air cleaner housing to an engine throttle and includes a first duct connected to the air cleaner housing and a second duct connected to the engine air...
8488807 Audio signal compensation device and audio signal compensation method  
An audio signal compensation device includes: a signal processor configured to perform filtering on an input audio signal; a filter coefficients storage module configured to store a plurality of...
8485313 Muffler and engine system  
A muffler for a combustion engine includes walls forming a chamber, a first inlet, a first outlet, and a conduit. The first inlet is designed to receive exhaust gases from an exhaust duct of the...
8485315 Acoustic energy reflector  
The present invention relates to an acoustic energy reflector comprising a microcellular rubber as inner liner and a fiber reinforced composite as outer casing, in a core-shell assembly, wherein...
8485312 Exhaust pipe  
An exhaust pipe including an inner tube for introducing exhaust gas, and an outer tube fitted on the inner tube. Projected portions obtained by radially inwardly projecting plural parts of the...
8488826 Horn enclosure for combining sound output  
A horn enclosure combines sound output emanating from a plurality of acoustic drivers. The horn enclosure includes a plurality of sound input plenums, a plurality of flow passageways, and a common...
8483421 Narrow-angle directional microphone  
A narrow-angle directional microphone having an acoustic tube, accommodated in a cylindrical microphone case, in a circumferential wall of which an opening is formed to be covered with an acoustic...
8479877 Gas-turbine exhaust cone with three-dimensionally profiled partition wall and plate-type wall element  
A gas-turbine exhaust cone has an outer wall with a plurality of recesses, a honeycomb-structured layer arranged at the inside of the outer wall and extending along said inside of the outer wall,...
8483776 Acoustic path for a wireless communications device  
A printed circuit board for a wireless communications device includes an acoustic path, and acoustically couples microphone circuitry mounted to a surface of the printed circuit board to an...
8479880 Multifunctional nano-skin articles and methods  
Methods for vibration and acoustic abatement. The methods comprise providing a substrate with a composite layer deposited thereon, the substrate receiving a vibration energy sufficient to provide...
8479876 Sound damping patch  
A panel assembly for use in any number of different applications, including a variety of vehicle applications, that reduces noise or vibrations, provides thermal insulation, and/or improves...
8479632 Firearm silencer and methods for manufacturing and fastening a silencer onto a firearm  
A firearm suppressor includes a hollow outer can having an interior-threaded proximal end and a radially closed distal end with a bore, a barrel nut having a barrel bore and an outer-threaded...
8479878 Channeling gas flow tube  
A tube for moving gas between an entry end into which gas is introduced and an exit end through which gas exits the tube, the tube comprising a plurality of adjoining adjacentâ–ˇ guides, each guide c...
8479874 Acoustic enclosure for loudspeakers  
Acoustic enclosure for mounting loudspeakers (1) that contains a certain number of curved-profile guides (8) arranged radially beside one another at a specific distance and forming a ring (7),...
8479875 Acoustic isolation mechanism  
A rigid removable case for a portable electronic device may have an acoustic isolation mechanism between the rigid removable case and an acoustic component on the electronic device. The acoustic...
8479879 Expandable chamber acoustic silencer  
The expandable chamber acoustic silencer may be installed at the inlet or outlet of virtually any mechanism that processes air or other gas flow therethrough, to reduce the audible output of the...
8479873 Loudspeaker  
A loudspeaker comprising a horn waveguide having a throat and a waveguide surface; an acoustic radiator assembly, located at the throat of the waveguide, comprising a diaphragm having a rigid...
8479872 Ring shaped membrane for an electro-acoustical loudspeaker  
Ring-shaped membrane for an electro-acoustical loudspeaker, where said membrane comprises two or more dome-shaped annulus concentrically arranged around a central portion through which an imaginary...
8479871 Ceiling speaker assembly  
A ceiling speaker assembly is disclosed. In one or more embodiments, the ceiling speaker assembly includes a three-dimensional support frame attached to a perforated grille. The support frame is...
8474574 Sound absorbing structure  
PROBLEMS The present invention provides a sound absorbing structure that enables a sound absorbing rate thereof to be raised in a low-frequency region or medium-high frequency from around 500 Hz to...
8474198 Sound insulating glazing device, in particular for aircraft and soundproofing method for glazing  
Sound insulating glazing device for aircrafts, ground or maritime transportation vehicles, buildings, or others, including glazing, a sealing joint in a shape and size corresponding to the edge of...
8477039 Providing information related to the posture mode of a user applying pressure to a seat component  
A system for producing information about the posture of a user applying pressure to a seat component is provided. A sensor structure with array of sensors is connected with the seat component, with...
8477967 Acoustic reflector and energy storage for media assemblies  
A speaker assembly is provided with a housing, a speaker mounted to the housing, and a reflector spaced apart from and facing the speaker. The reflector is symmetrical and has an arcuate central...
8474250 Device and method for the reduction of emissions  
An emission reduction device which may be removably affixed to an engine's exhaust system. The device comprises a cylindrical carcass with a beveled opening in a diagonal line in its proximal part....
8477985 Customized earphone  
An earphone and method for forming the same are provided. The earphone includes an earphone housing, a speaker, and an earcap. The earphone housing includes a speaker mounting portion. The speaker...
8474573 Reinforced composite sandwich panel  
The invention relates to a composite sandwich panel (1) comprising at least a web (2) provided between an inner skin (3) and an outer skin (4), each skin being made of a composite material from a...
8474571 Limited movement ear piece for stethoscopes and other headpieces  
An ear piece assembly (10, 100, 200, 300, 500, 600, 700, 800, 900, 1000) designed for a stethoscope or other headpiece, and configured to allow rotation of an ear tip (20, 120, 220, 320, 420, 520,...
8477978 Open fit canal hearing device  
An improved hearing aid device adapted for use within the ear canal of the CIC (Completely In the ear) and of the partially exposed ITC (In The Canal) type. This aid consists of a system of...