Acoustics inventions 01/08

20080023259 - Speaker edge and resonator panel assembly: A complex speaker edge and asymmetric resonator panel in which the acoustic vibration damping capacity of the speaker edge varies longitudinally around the speaker edge. The resonator panel has an aspect ratio of approximately 1.3:1 or more, and is composed of top and bottom panels held in spaced apart relationship... Agent: Bruce A. Jagger

20080023260 - Sound reducing device for a coffee grinder and other kitchen appliances: A device and a method for reducing or muffling sound from kitchen appliances such as coffee grinders. The sound reducing or muffling device can be left on the appliance even when not in use, providing a decoration to the kitchen in a style appropriate to it's surroundings. Using the muffling... Agent: Fliesler Meyer LLP

20080023261 - Noise proof structure of cabin: The purpose of the present invention is to change hollow resonance frequency in a cabin without changing the dimensions of the cabin and not providing any partition in the cabin. The present invention provides noise proof structure of a cabin reducing furry noise so as to improve livability and comfortability... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20080023262 - Air-intake apparatus: An air-intake apparatus includes an inner pipe member and an outer pipe member. The inner pipe member defines an intake passage that connects an inlet and a surge tank. Air is drawn into the inlet. A diameter of the inner pipe member gradually increases when the inner pipe member extends... Agent: Nixon & Vanderhye, PC

20080023263 - Intake and exhaust guide device for pneumatic tool: An intake and exhaust guide device for pneumatic tool comprises mainly a handle furnished with an intake passage and an exhaust passage, of which each outer end is furnished with a screw hole for directly or indirectly connected with an connector of an intake tube or an exhaust tube; the... Agent: Troxell Law Office PLLC

20080023264 - Muffler having adjustable butterfly valve for improved sound attenuation and engine performance: A muffler to be coupled to the engine of a motor vehicle (e.g., a car, truck, motor cycle, boat, and the like) so that exhaust gases emitted by the engine can be exhausted to the atmosphere. The muffler includes an outer cylindrical body and an inner cylindrical liner having a... Agent: Law Offices Of Morland C Fischer

20080023265 - Combination silencer: The invention relates to a silencer being designed with sound absorptive material (13, 23) and a conduit section (1, 2) with one or more conduits (1) for leading gas flow into the silencer and with one or more outlets (2) for leading gas form the silencer. The sound absorptive material... Agent: Foley And Lardner LLP Suite 500

20080023266 - Acoustic cabinet: The present invention is an acoustic cabinet for the storage of musical instruments. Acoustic cabinet can have a storage portion having a plurality of individual storage units contained therein. One or more grill doors can cover the open end of acoustic cabinet. The size, shape, and arrangement of grill bars... Agent: Patterson, Thuente, Skaar & Christensen, P.A.

20080017440 - Noise reduction apparatus: A noise reduction apparatus includes an intake passage forming member defining an intake passage, a resonator, and a vibration film. Intake air drawn into a combustion chamber of an internal combustion engine flows through the intake passage. The resonator has an inner volume part branching from the intake passage. The... Agent: Nixon & Vanderhye, PC

20080017441 - Sound-deadening louver: A sound-deadening louver is attached to vents that are formed in a wall structure. The louver is composed of a plurality of blades that are inclined at an angle to the surface of the wall structure. Each blade has a sound-deadening chamber therein, and an opening is formed on that... Agent: Staas & Halsey LLP

20080017442 - System for joining acoustic cellular panel sections in edge-to-edge relation: The invention includes a joint assembly for connecting first and second longitudinal edges of portions of an acoustic barrel or panel having an open cell core, a perforated inner skin, and an outer skin. The joint assembly includes at least one strip covering a plurality of openings in walls of... Agent: Womble Carlyle Sandridge & Rice, PLLC Goodrich Corp.

20080017443 - Delivery pipe: A delivery pipe includes an outer pipe, an inner pipe, and a noise emission decreasing device. The outer pipe is connected to a plurality of fuel injectors. The inner pipe is disposed in the outer pipe and has an open end through which an interior of the inner pipe communicates... Agent: Kenyon & Kenyon LLP

20080017444 - Vehicle muffler: A muffler includes three or more concentric pipes which convey exhaust gases from an input end of the muffler to an output end of the muffler. The exhaust gases reverse direction as they pass from a first pipe into a second pipe, and again as they pass from the second... Agent: Ked & Associates, LLP

20080017445 - 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 predetermined shape and has an airflow resistance that allows a predetermined amount of airflow through the sound insulating component. In another embodiment,... Agent: Brooks Kushman P.C. Intl. Automotive Components Group

20080011540 - Enhancing the acquisition and processing of low frequencies for sub-salt imaging: A method and apparatus for acquiring seismic signals from beneath a salt region in the earth. In one embodiment, the method includes tuning an air gun array to a first bubble oscillation; towing the air gun array in the water at a depth of at least 10 meters, in which... Agent: Westerngeco L.L.C.

20080011541 - Internal combustion engine: An internal combustion engine is provided, on an intake side of which intake manifold pipes are provided and on an exhaust side, exhaust manifold pipes. The intake manifold pipes and the exhaust manifold pipes are connected gas-tight via an acoustically permeable membrane.... Agent: Mg-ip Law, PLLC

20080006473 - Vehicle mounted device: A device for a vehicle has a casing, which is provided with a noise isolation member for obstructing gaps between openings and connectors, gaps at engagement positions and gaps at screw holes, for example. Thus, noise transmitted to passengers in the vehicle from the device can be reduced. The noise... Agent: Posz Law Group, PLC

20080006474 - Seismic sensor for a security system and security system including such a sensor: A seismic sensor for a security system is described, the sensor comprising: a piezoelectric transducer suitable for converting mechanical stresses into electrical signals; a base structure including a seat suitable for receiving said transducer; a cover element that can be coupled with the base structure to define an inner chamber... Agent: Seed Intellectual Property Law Group PLLC

20080006475 - Diaphragm for speaker and manufacturing method therefor: A diaphragm for use in a speaker is manufactured using a plurality of thin wooden boards having flat rectangular shapes. The thin wooden boards are impregnated with a resin; then, a plurality of cutouts, which are elongated along wooden fiber directions or which are elongated in directions crossing wooden fiber... Agent: Dickstein Shapiro LLP

20080006476 - Acoustic transformer and method for transforming sound waves: An acoustic transformer for transforming sound waves generated by, for example, a round membrane, into a rectangular wave front with reduced interfering resonances is provided in a form of a waveguide with a generally circular entrance and a generally rectangular exit defined by outer walls. The sound waves, arriving from... Agent: Jordan And Hamburg LLP

20080006477 - Sandwich speaker cabinet: A sandwich speaker cabinet, which has an outer cabinet, an inner cabinet mounted inside the outer cabinet, and a flexible shock-absorbing filler layer sandwiched in between the outer cabinet and the inner cabinet to join the outer cabinet and the inner cabinet and to absorb shocks during operation of the... Agent: Troxell Law Office PLLC

20080006478 - Sound attenuating sleeve for use on a piling: Disclosed are a sound attenuation sleeve for use on a piling during underwater construction and a method of using such a sleeve for attenuating underwater transmission of sound and/or shock waves during underwater pile driving operations.... Agent: Nixon Peabody LLP - Patent Group