Acoustics inventions 08/07

20070199765 - Device and method for acoustic source localization in a sound measurement testbed: An enclosed test stand may be enclosed by at least two reverberant boundary surfaces. Two of said at least two reverberant boundary surfaces may abut against each other to form an edge. A first linear array of microphones may be configured to detect acoustical signals of a sound field. The... Agent: Sherr & Nourse, PLLC

20070199766 - Speaker system with broad directivity: A speaker system has a speaker unit with a vibration plate of a corn type, a horn and a diffuser. The horn is disposed such that a small-diameter opening thereof is positioned inward from a front opening of the vibration plate, and an outer surface of the horn is arranged... Agent: Morrison & Foerster, LLP

20070193822 - Stethoscope protective device: A stethoscope protective device is for easily and hygienically covering the head and at least a portion of the connector tube of a stethoscope. The device can be quickly applied to the stethoscope while eliminating or minimizing the need for contact by a patient of the head and connector tube... Agent: Fitch Even Tabin And Flannery

20070187170 - Method for collection and registration seismic data: A method is described for collection of multi-component seismic data based on the use of noise from the installation of a pole together with installing receivers comprised of seismic multi-component geophones and hydrophones. The pole is hammered down to a desired sediment depth and repeatable signals with defined energies are... Agent: Francis C Hand Carella Byrne Bain Gilfillan Cecchi Stewart

20070187171 - Production method of an acoustic diaphragm, acoustic diaphragm, and a speaker: A method of producing an acoustic diaphragm includes forming a workpiece having a shape of the acoustic diaphragm by using a natural material which can be carbonized by burning, impregnating a solution including phenol resin into the workpiece, heating the workpiece to bring the phenol resin into a high polymer... Agent: Nath & Associates, PLLC

20070187172 - Multifunction-type vibration actuator and portable communication equipment: This actuator comprises a housing (1) integrally formed with a first house part (1a) with an elliptic wall (10), a second house part (1b) having a cylindrical wall (11) with a diameter corresponding to the first house part (1a) at the center of the ellipse, and both bottom walls (1c)... Agent: Nixon Peabody, LLP

20070187173 - Speaker grille: A substrate injection molded to a surface of metal, wood, a wood-based product, or leather to form a composite, such that the composite has an acoustical region and a non-acoustical region, and the surface extends continuously from the acoustical region to the non-acoustical region is described.... Agent: Fish & Richardson PC

20070187174 - Collapsible muffler system: The muffler system of the preferred embodiment includes an outer membrane adapted to operate in a collapsed mode, wherein the outer membrane defines a first volume that facilitates portability and stowage, and in an expanded mode, wherein the outer membrane defines a second volume, which is larger than the first... Agent: Schox PLC

20070187175 - Muffler for exhaust systems of vehicles: The muffler comprises a tubular shell which is internally lined with a noise-deadening material and is closed at its ends by a front wall provided with an inlet connectable to receive exhaust gas, and by a rear wall. A first chamber and a second chamber, which are separated by a... Agent: Modiano & Associati

20070181362 - Tail pipe cover: A cap unit is mounted on the exhaust end of a tail pipe of a motor vehicle and includes two tubular sections connected by a conical transition section. One tubular section is mounted on the tail pipe adjacent to the exhaust end of the tail pipe and a flap is... Agent: Sung I. Oh, Professional Law Corporation