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| Number | Title | Issue Date |
| 8094520 | Sonar mount A sonar mount allows accurate and precise alignment of a sonar head to a boat. A tilt mechanism allows the sonar head to be lifted to a position that is substantially parallel to the boat's deck, thus facilitating placement of the boat on a trailer without the need ... | 01/10/2012 |
| 7961552 | Fan beam transducer assembly A transducer assembly including a fan beam transducer having a beam generation axis for generating a fan shaped acoustic beam along the beam generation axis. The fan shaped acoustic beam can have a generally elliptical cross sectional shape with a major axis and a m... | 06/14/2011 |
| 7929378 | Container assembly for transport and handling of seismic source arrays including a basic structure and removable handles, and method of use An assembly for forming a container for transport and handling of at least two marine seismic source arrays, wherein said arrays each include at least one series of units formed by at least two marine seismic sources, characterized in that it includes a basic struct... | 04/19/2011 |
| 7881159 | Seismic streamers which attentuate longitudinally traveling waves A seismic streamer includes at least one array of sensors each disposed in a sensor holder at longitudinally spaced apart locations. A longitudinal orientation of at least one sensor or at least one sensor holder is different from that of the other sensors along the... | 02/01/2011 |
| 7787330 | Removable protective device for a submersible liquid transmitter A removable protective device for a submersible liquid level transmitter and method for using the same. The protective device includes a sensor cage assembly having a sensor component and a cage component. The cage component can include a bottom plate and a top plat... | 08/31/2010 |
| 7746727 | Fish finder mounting bracket A bracket for mounting a fish finder display head to a conventional multi-gallon plastic pail is described with reference to two alternative embodiments. In the first embodiment, the bracket comprises spaced apart arms to provide a gimbal style mount and the arms ha... | 06/29/2010 |
| 7706213 | Mechanical filter for sensors An arrangement of material layers designed and utilized as a filter to mechanical waves entering a sensor. To isolate the sensor, the filter can be designed to attenuate specified frequencies that could propagate from the environment and into the sensor. Provided th... | 04/27/2010 |
| 7548490 | Transducer transom adapter An apparatus for releasably attaching a sonar transducer to a transom, the apparatus comprised of: a first support member; a second support member, a portion of which forms a U-shaped portion that is adapted to engage the transom; a length adjustment mechanism that ... | 06/16/2009 |
| 7383691 | Modular networked sensor assembly The invention provides a modular network sensor assembly operable to sense environmental conditions at a computer or equipment rack. The network sensor assembly includes a flexible body operable to be folded along a central fold line. The central fold line separates... | 06/10/2008 |
| 7382689 | Flexible hydrophone A hydrophone includes a body formed of a flexible, plastic material. The body includes a plurality of channels and each channel may have one or more wells. The wells are adapted to receive an active element which includes mounting hardware. The mounting hardware inc... | 06/03/2008 |
| 7305930 | Marine vessel vent plate One embodiment of a vent plate for a marine vessel includes a plate having a top surface that defines a total surface area and a plurality of apertures arranged in a pattern covering at least one quarter of the total surface area, the pattern including a plurality o... | 12/11/2007 |
| 7236427 | Vessel hull transducer modular mounting system A vessel hull transducer modular mounting system enables transducers to be replaced and upgraded without necessitating the further modification of the hull and thus not necessitating the dry-docking of the vessel. A further feature includes the ability to reduce and... | 06/26/2007 |
| 7230882 | Transducer support and associated lock The present invention is directed to an improved support and lock for use in conjunction with a mobile sonar unit or other device. The improved support is rotatably coupled to the sonar unit base by a coupling assembly. A stabilizing member is slideably coupled to t... | 06/12/2007 |
| 7116850 | Hydrophone mandrel for precise placement of gratings A method and apparatus for reducing the difficulty of controlling the length of a section of optical waveguide wrapped around a mandrel separating Bragg gratings forming an interferometric sensor are provided. The section of optical waveguide may be wrapped on a man... | 10/03/2006 |
| 7104357 | Device for generating focused elastic waves in a material medium such as underground, and method using same An electromechanical device for generating elastic waves in a material medium such as the subsoil in a frequency range where the wavelengths of the waves generated are great in view of the dimensions of the device, and method of implementation. The device comprises ... | 09/12/2006 |
| 7100462 | Self adjusting sensor mounting device A method and device for mounting a sensor to a surface that is flat in one dimension and flat or curved in a second dimension. The mounting method results in stable self-centering attachment of the sensor to the surface across a wide range of radii in the second dim... | 09/05/2006 |
| 7063297 | Mounting assembly A mounting assembly includes first and second mounts that connect two objects, such as an electronic instrument housing and a surface. The first mount engages the second mount at a receptacle by way of cooperating detent members. One mount includes a resilient membe... | 06/20/2006 |
| 7027695 | Fiber transition segment for use in optical fiber hydrophone array A fiber transition segment for transitioning an optical fiber from a hydrophone module to the central axis of the module. The segment comprises a conical, elongated element and a cylindrical portion of reduced diameter that protrudes longitudinally from the wide end... | 04/11/2006 |
| 6980484 | Fish finding device and method for detecting and distinguishing marine life from a sonar reflected marker An improved fish finding device and method for detecting and distinguishing marine life from a sonar reflected marker that generates artificial echoes comprises steps of 1. transmitting of sonar waves 2. receiving of sonar echoes 3. distinguishing the sonar echoes r... | 12/27/2005 |
| 6899574 | Transducer bracket A universal transducer mounting bracket (10) that may be used to mount a transducer (12) to either a transom (14) or a trolling motor (16). A mounting body (18) broadly comprises a transom attachment (36) for mating to the t... | 05/31/2005 |
| 6879547 | Combined stabilization bracket and mine system for gathering undersea data A combination stabilizer system and cylindrical-shaped undersea package improves validity of data collected from ambient sea by orienting the package in an upright attitude and eliminating motion or rocking due to wave action and/or sea currents. An outrigger base a... | 04/12/2005 |
| 6879545 | Woven fiber protection cable assembly for use in optical fiber hydrophone array A woven fiber protection cable assembly for use in an optical fiber hydrophone module. The assembly comprises an elastic woven fiber strap with at least one tube attached to one or more sides of the strap in a sinusoidal pattern. The strap at a first end and longitu... | 04/12/2005 |
| 6866635 | Transducer position locking system An ultrasonic endoscopic probe tip device which provides signals to an imaging system for transesophageal diagnosis includes a removable housing adapted to be attached to the distal end of an endoscope. A rotatable, ball-bearing-mounted phased array transducer withi... | 03/15/2005 |
| 6856580 | Naval-hull mounted sonar for naval ship The invention relates to hull sonars for a naval vessel. The hull sonar includes associating a transmitter formed by cylindrical rings with a receiver formed by at least two sets of hydrophones distributed over two transparent cylindrical surfaces that are coaxial w... | 02/15/2005 |
| 6853604 | Solid marine seismic cable A support structure for piezoelectric elements in a marine seismic cable is provided. The support structure comprises upper and lower cylindrical halves, each with channels formed therein. Two axial channels are adapted to retain three piezoelectric elements each. A... | 02/08/2005 |
| 6801475 | Expandable sensor array An expandable sensor array including at least one expandable member movable between an unexpanded stowed state and an expanded deployed state and a plurality of sensors interconnected with the at least one inflatable member and operatively connected to form a sensor... | 10/05/2004 |
| 6771564 | Sonar dome and a mounting bracket for removably connecting an acoustic sensor element to a sonar dome A mounting bracket for removably connecting an acoustic sensor element to an inside wall of a sonar dome of a marine vessel includes a first protrusion bonded at a first end thereof to the inside wall of the sonar dome, extending inwardly therefrom, and provided wit... | 08/03/2004 |
| 6697301 | Acoustic array deployment system and method An acoustic array deployment system and a method are provided. An optical fiber acoustic array has a first end coupled to a projectile housed onboard an underwater vehicle. A second end of the array is coupled to the underwater vehicle. The acoustic array... | 02/24/2004 |
| 6690622 | Portable remote-controlled fish locating system A portable remote-controlled fish finding system for allowing users to scan a wide area of the body of water away from a shore, dock and boat to find fish. The portable remote-controlled fish finding system includes a sonar assembly being floatable upon a... | 02/10/2004 |
| 6674691 | Rigid sting extension for ocean turbulence measurement from an unmanned underwater vehicle The present invention relates to a system for collecting ocean turbulence data without interference from the hydrodynamic effects of the vehicle. The ocean turbulence data collection system comprises an underwater vehicle, such as an unmanned underwater v... | 01/06/2004 |
| 6661742 | Trolling motor with sonar transducer A trolling motor system includes a lower propulsion unit and a transducer assembly. The lower propulsion unit has an external cavity extending into the lower propulsion unit. The transducer assembly includes a sonar transducer and a mount coupled to the s... | 12/09/2003 |
| 6652331 | Trolling motor with integral sonar transducer A trolling motor having an integral sonar transducer including: a submerged motor housing; an electric motor housed in the housing; a sonar transducer housed in the housing; a motor controller having a pulse width modulated output and a shielded electrica... | 11/25/2003 |
| 6490229 | Trolling motor transducer mount The Trolling Motor Transducer Mount ("TMTM") is a device which allows a transducer, as would be used for sonar depth-finding equipment commonly used by fishermen, to be rigidly but removably mounted onto a trolling motor. The secure attachment prevents th... | 12/03/2002 |
| 6449566 | Acoustic scattering measurement and processing for determining variances in multiple features A method is provided for determining multiple feature variances in a medium. Acoustic sources are positioned on one side of a selected scattering direction. Acoustic receivers are positioned on an opposite side of the selected scattering direction such th... | 09/10/2002 |
| 6421301 | Transducer shield A shield for a sonar transducer secured by a flexible clamping band to the bottom of a trolling motor housing. The shield includes a box-like body sized to receive a transducer. The body further includes an open top for flush positioning against a trollin... | 07/16/2002 |
| 6400649 | Self biased transducer assembly and high voltage drive circuit An improved transducer arrangement for low frequency sonar projectors that convert electric signals to mechanically generated acoustic signals. In one embodiment the arrangement has both a convex flextensional transducer and a concave flextensional transd... | 06/04/2002 |
| 6377516 | Ultrasonic transducer with low cavitation An ultrasonic sonar transducer (10) for attachment to a water vessel that more effectively transmits and receives sonar signals even when the water vessel is traveling at high speeds. The sonar transducer includes a transducer element (12) and a transduce... | 04/23/2002 |
| 6370085 | Extendable hull-mounted sonar system A system to extend transducer arrays from the hull of a vessel while it is underway provides for increased array gain, volumetric aperture (very large aperture arrays), and rejection of hull-bound noise for submarines, surface ships, weapons, and unmanned... | 04/09/2002 |
| 6330206 | Hydrophone for acoustic or seismic wave reception Hydrophone with two unsymmetrically connected sensitive elements. The hydrophone comprises a detection unit including a closed housing (1) delimited by two cups (2, 3) resting against each other, each one being provided with a flexible diaphragm (4) and a... | 12/11/2001 |
| 6229903 | Mounting structure for electromagnetic sound generator An electromagnetic sound generator is mounted on a substrate. The electromagnetic sound generator has a case housing an electromagnet, which is formed by attaching a magnet and a coil to a yoke, and a vibrating plate disposed so as to face the electromagn... | 05/08/2001 |
