SeekTech, Inc. Patent applications |
Patent application number | Title | Published |
20130245990 | SYSTEMS AND METHODS FOR LOCATING BURIED OR HIDDEN OBJECTS USING SHEET CURRENT FLOW MODELS - Systems, methods, and apparatus for determining an estimated depth of a buried object using sheet current flow models are disclosed. In one embodiment a buried object locator may process magnetic signals emitted from the buried object using a closed form sheet current flow model taken from three or more sensor positions to determine, store, and/or display estimated depth information of the buried object. | 09-19-2013 |
20130207791 | HAPTIC DIRECTIONAL FEEDBACK HANDLES FOR LOCATION DEVICES - Locating devices and systems providing haptic tactile feedback are disclosed. In one embodiment, a locator includes a haptic handle configured to provide directional signals through an operator's sense of touch to aid in locating and tracing a buried conductor or other object such as a pipe or cable. | 08-15-2013 |
20130200901 | PHASE SYNCHRONIZED BURIED OBJECT LOCATOR APPARATUS, SYSTEMS, AND METHODS - Buried object locator systems including transmitters and associated buried object locators using phase-synchronized signals are disclosed. A transmitter may generate output current signals that are phase-synchronized such that an associated locator may receive magnetic field signals from the output current signal and determine information about the current flow based on independent phase-synchronization timing information. | 08-08-2013 |
20130164567 | MODULAR BATTERY PACK APPARATUS, SYSTEMS, AND METHODS - Modular sealed battery packs configured to provide enhanced performance and safety features, along with associated apparatus, systems, and methods for monitoring and controlling operation and use of such battery packs and associated coupled devices and systems are disclosed. | 06-27-2013 |
20130127470 | BURIED OBJECT LOCATOR APPARATUS AND SYSTEMS - Buried object locators including various antenna configurations and safety features are disclosed. In one embodiment a locator includes a body, one or more antenna nodes coupled to the body, and a safety light assembly disposed on or within the body. The locator may further include a surface light assembly and camera and/or one or more GPS and/or ISM antennas and receiver/sensor modules. The antenna nodes may be gradient and/or dodecahedral antenna nodes. | 05-23-2013 |
20120306603 | MAGNETICALLY SENSED USER INTERFACE APPARATUS AND DEVICES - A user interface device including a floating actuator sub-assembly and a base assembly flexibly coupled to the floating actuator assembly is disclosed. The floating actuator assembly may include a magnet array assembly with a plurality of magnets fixed relative to each other. The user interface device may further include a deformable actuator sub-assembly, which may include a magnet array assembly with a plurality of magnets in a movable configuration relative to each other. A base assembly may include multi-axis magnetic sensors corresponding to the magnets in the magnet arrays to sense position of motion of the magnets during user displacements and/or deformation of actuator elements of the user interface device. | 12-06-2012 |
20120287032 | SLIM PROFILE MAGNETIC USER INTERFACE DEVICES - Slim profile magnetic user interface devices (slim UIDs) are disclosed. A slim UID may include a slim profile housing, a movable actuator assembly having user contact surfaces on opposite sides, along with a magnet, magnetic sensor, restoration element, and processing element. User mechanical interaction with the actuator element may be sensed by the magnetic sensor and processed to generate output signals usable by a coupled electronic computing system. | 11-15-2012 |
20120274563 | MAGNETIC THUMBSTICK USER INTERFACE DEVICES - A magnetic thumbstick device including a manual actuator assembly, a restorative element, a base assembly, one or more magnets, and one or more magnetic sensors is disclosed. The magnetic sensor is positioned to measure magnetic fields generated by movement of the magnet, which may be disposed in the manual actuator assembly, and sensed by the magnetic sensor, which may be disposed in the base assembly. These magnetic field signals may then be provided to a processing element where they may be used to determine position and/or motion of the magnet in relation to the magnetic sensor. The processing element may further generate output signals or commands usable by an electronic computing system such as personal computer, cellular phone, video game console, or other device. | 11-01-2012 |
20120256821 | USER INTERFACE DEVICES, APPARATUS, AND METHODS - User interface devices using magnetic sensing to provide output signals associated with motion and/or deformation of an actuator element of the interface devices are described. The output signals may be provided to an electronic computing system to provide commands, controls, and/or other data or information. In one embodiment, a user interface device may include a plurality of permanent magnets and a plurality of multi-axis magnetic sensors to generate motion and/or deformation signals to be provided to a processing element to generate the output signals. | 10-11-2012 |
20120215475 | MAGNETIC SENSING USER INTERFACE DEVICE METHODS AND APPARATUS - Methods for processing signals from a magnetic user interface device having a manual actuator are disclosed. Movements of the actuator may cause relative movement between one or more magnets and one or more corresponding sensors that may each generate signals representing independent magnetic field components detected within each sensor. A field model may be used in the magnetic user interface device to translate magnetic sensor readings during operation to position information, which may then be converted to output signals for transmission to an electronic computing system representing displacement and/or deformation of the actuator. The output signals may be generated in a predetermined format, such as USB format or other computer-interface formats, that can be interpreted by the electronic computing system. | 08-23-2012 |
20120211580 | ASYMMETRIC DRAG FORCE BEARINGS FOR USE WITH PUSH-CABLE STORAGE DRUMS - A pipe inspection system may include a cable storage drum and a length of resilient flexible push-cable. An asymmetric bearing device supports the cable storage drum for rotation about the rotational axis in a pay-out direction and an opposite pay-in direction. In one embodiment, the asymmetric bearing device automatically decreases, without the for manual adjustment, an amount of friction exerted against rotation of the cable storage drum upon reversal of the direction of rotation of the cable storage drum from the pay-out direction to the pay-in direction. | 08-23-2012 |
20120062223 | ECONOMICAL MAGNETIC LOCATOR APPARATUS AND METHOD - Magnetic locators for detection of buried objects, such as ferromagnetic objects, are disclosed. Inputs provided from one or more magnetic sensors, such as three three-axis magnetic sensors, as well as from other sensors, such as accelerometers and gyroscopic sensors, may be used to determine magnetic field distortion indicative of ferromagnetic objects and provide output information corresponding to the detected object. | 03-15-2012 |
20110109437 | Smart Personal Communication Devices as User Interfaces - A personal communication device or “smart phone” is connected to a utility locator system or pipe inspection system and serves as a user interface, communication interface, and control system for such systems. | 05-12-2011 |
20110043211 | Single and Multi-Trace Omnidirectional Sonde and Line Locators and Transmitter Used Therewith - At least one antenna array including three mutually orthogonal antennas each sharing a common center point senses an electromagnetic signal emitted by a buried object such as a utility line, pipe or sonde. A circuit at least partially mounted in a housing is connected to the array and determines a location of the buried object by measuring signal strength and field angles in three dimensions without having to align the antenna array relative to the buried object while eliminating nulls and false peaks. A graphical user interface (GUI) has user-friendly icons, symbols, menus, numbers and graphical and auditory representation of signal strength. A plurality of different underground objects can be simultaneously detected and their different locations can be simultaneously indicated to a user via audible sounds and/or visual images on a display. | 02-24-2011 |
20110037472 | Omnidirectional Sonde and Line Locator - At least one antenna array including three mutually orthogonal antennas each sharing a common center point senses an electromagnetic signal emitted by a buried object such as a utility line, pipe or sonde. A circuit at least partially mounted in a housing is connected to the array and determines a location of the buried object by measuring signal strength and field angles in three dimensions without having to align the antenna array relative to the buried object while eliminating nulls and false peaks. A graphical user interface (GUI) has user-friendly icons, symbols, menus, numbers and graphical and auditory representation of signal strength. A SEARCH view indicates signal strength by showing a rotating strength indicator, a trace mode MAP view in which line location is shown by a line that moves side-to-side, and a sonde mode MAP view in which sonde location is shown by a moving line, pole and equator. | 02-17-2011 |
20110006772 | Tri-Pod Buried Locator System - A portable self-standing electromagnetic (EM) field sensing locator system with attachments for finding and mapping buried objects such as utilities and with intuitive graphical user interface (GUI) displays. Accessories include a ground penetrating radar (GPR) system with a rotating Tx/Rx antenna assembly, a leak detection system, a multi-probe voltage mapping system, a man-portable laser-range finder system with embedded dipole beacon and other detachable accessory sensor systems are accepted for attachment to the locator system for simultaneous operation in cooperation with the basic locator system. The integration of the locator system with one or more additional devices, such as fault-finding, geophones and conductance sensors, facilitates the rapid detection and localization of many different types of buried objects. | 01-13-2011 |
20100265176 | Magnetic Manual User Interface Devices - Various finger tip controlled manual interface devices that can be used as inputs to personal computers, electromechanical systems and video game consoles utilize concentrically arranged magnets. The polarities of the magnets are oriented to provide restoration forces on a one of the magnets to bias it toward a neutral position. A magnetic sensor including a plurality of sensing elements such as Hall effect devices generates output signals representative of direction and amount of movement of the magnet that is biased to the neutral position. | 10-21-2010 |
20100208056 | Pipe Inspection System with Replaceable Cable Storage Drum - A pipe inspection system includes a cable storage drum and a housing configured to removably receive and rotatably support the cable storage drum. A push-cable with a plurality of conductors is stored in the cable storage drum. A camera head is connected to a distal end of the push-cable. A slip-ring assembly has first and second mating portions that when mated provide conductive paths between the plurality of conductors at a proximal end of the push-capable and a display device. The first portion of the slip-ring assembly is mounted on the housing and the second portion of the slip-ring assembly is mounted on the removable cable storage drum. The system connection cable joining the inspection system with a display unit is removable and may be replaced with cables compatible with various alternate image display systems. | 08-19-2010 |
20100101560 | Solar Reflector and Drive Control System - A planar reflector is supported on a ball-and-socket joint and can be independently pivoted about X and Y axes by magnetic drives that propel corresponding bail arms hingedly connected to the reflector. Control is achieved using the outputs of a multi-axis magnetic field sensor closely positioned adjacent a spherical magnet embedded in the ball of a ball-and-socket joint that supports the reflector for pivoting motion. | 04-29-2010 |
20090243583 | Compact line illuminator for locating buried pipes and cables - A compact line illuminator for applying an oscillating signal to buried or otherwise inaccessible pipes, cables and conductors so that their location can be traced by detecting an electromagnetic signal emitted by these buried objects. The illuminator includes a circuit for generating a signal suitable for tracing a buried conductor and a holder for a portable power source that can energize the circuit. First and second leads each have a first end connected to the circuit and a second end connected to a corresponding mechanism such as an alligator clip for attaching to a buried conductor. A case encloses the circuit and the portable power source holder and is configured for having the first and second leads wrapped around an exterior of the case. Mechanisms are provided for holding the leads wrapped around the exterior of the case. | 10-01-2009 |
20090201023 | Pre-Amplifier and Mixer Circuitry for a Locator Antenna - A pre-amplifier circuit for connection to an antenna of a human-portable locator includes a differential amplifier/mixer pair and means for allowing a common-mode “phantom” signal to modulate a transfer function of the differential amplifier/mixer pair. The common-mode phantom signal modulates the transfer function of the differential pre-amplifier “onboard” the antenna without the usual requirement for onboard power supply and signal oscillator. This technique uses the same electronic components to provide both pre-amplification and mixing functions, thereby improving circuit performance-to-cost ratio, reducing mixer power consumption, situating the necessary signal oscillator remotely from the mixer, and greatly improving the available system bandwidth by limiting spectral transmission demands to the mixed signal bandwidth alone. | 08-13-2009 |