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| Number | Title | Issue Date |
| 7360315 | Poured concrete column alignment and plumbing tool A tool system is provided for aligning and plumbing a poured concrete form (e.g., a lower vertical form portion) for forming a structural column assembly of the type used for erecting building structures and the like, such as a concrete column or footing formed in s... | 04/22/2008 |
| 7331414 | Protective structure for an electrical circuit device A protective structure for an electrical circuit device attached to a vehicle includes a resin case, an electrical circuit, and a rigid body. The electrical circuit is contained in the resin case. The rigid body is contained in the resin case. The rigid body protrud... | 02/19/2008 |
| 7324919 | Apparatus for analysing the condition of a machine An apparatus for analysing the condition of a machine having a rotating shaft, includes: at least one input for receiving measurement data from a sensor for surveying a measuring point of the machine, the measurement data being dependent on rotation of the shaft; an... | 01/29/2008 |
| 7295184 | Computer input device A computer input device includes a magnetized fluid and an inertial body within the magnetized fluid. A signal converter provides angular acceleration information based on behavior of the inertial body. The computer input device can be attached to a Virtual Reality ... | 11/13/2007 |
| 7291780 | Transducer for converting between mechanical vibration and electrical signal The present invention provides a transducer for converting between mechanical vibration and electrical signal, the transducer comprising a housing enclosing a substantially cylindrical permanent magnet and a coil, the magnet having a side-to-side polar orientation. ... | 11/06/2007 |
| 7284431 | Geophone An improved system for sensing ground motion is provided. The system generally comprises a shell and a case within the shell and connected by a suspension. The mass of the case is greater than the mass of the shell. An electrode within the shell detects relative mot... | 10/23/2007 |
| 7239248 | Level/position sensor and related electronic circuitry for interactive toy A sensor for use in an interactive electronic device. The sensor is operative to generate a plurality of different output signals corresponding to respective positions of the sensor relative to a reference plane. The movement of the sensor relative to the reference ... | 07/03/2007 |
| 7212895 | Magnetic sensor A magnetic flux is sensed within a gap at a first location between two portions of a vehicle body/structure and a signal generated responsive thereto controls an element of the vehicle, wherein the magnetic flux is responsive to a disturbance of the vehicle body/str... | 05/01/2007 |
| 7209844 | Magnetic crash sensor A first magnetic field generated by a first coil operatively associated with a first portion of a vehicle interacts with at least one conductive element operatively associated with or at least a part of a second portion of the vehicle so as to generate an eddy curre... | 04/24/2007 |
| 7198981 | Vacuum sealed surface acoustic wave pressure sensor A vacuum sealed SAW pressure sensor is disclosed herein, which includes a sensing element configured as a SAW device (e.g., SAW resonator or SAW delay line) supported by a thin diaphragm. The substrate material can be implemented as a quartz wafer (i.e., a “baseâ€... | 04/03/2007 |
| 7200519 | Analysis system for analyzing the condition of a machine A system for analyzing the condition of a machine having a rotating shaft and a machine body with a measuring point includes a client part communicating with a supplier part computer via a communications network. The client part includes a sensor attachable at the m... | 04/03/2007 |
| 7192041 | Suspension stop instrumented under deformation in order to measure forces The invention concerns a suspension stop for a motor vehicle wheel, comprising a device for measuring the forces applied to the vehicle wheel, the said device comprising at least one deformation sensor (12) which is associated with a fixed member (1, 6... | 03/20/2007 |
| 7190161 | Magnetic sensor A coil is operatively associated with a magnetic circuit of a vehicle body, and is adapted to cooperate with a time-varying magnetic flux in the vehicle body that is responsive to a condition of the vehicle body sensed by the magnetic sensor. An electrical circuit i... | 03/13/2007 |
| 7178399 | Housing for magnetofluidic accelerometer A housing for a magnetofluidic sensor where the sensor has a plurality of drive magnet assemblies, magnetic fluid and an inertial body. The housing has a plurality of ports for securing respective drive magnet assemblies, such that a portion of each drive magnet ass... | 02/20/2007 |
| 7167814 | Analysis system for analyzing the condition of a machine An apparatus for analyzing the condition of a machine, comprising: at least one input for receiving measurement data from a sensor for surveying a measuring point of the machine; data processing means for processing condition data dependent on said measurement data;... | 01/23/2007 |
| 7165455 | Surface acoustic wave sensor methods and systems Sensor systems and methods are disclosed herein, including a sensor chip, upon which at least two surface acoustic wave (SAW) sensing elements are centrally located on a first side (e.g., front side) of the sensor chip. The SAW sensing elements occupy a common area ... | 01/23/2007 |
| 7146847 | Knock sensor for an internal combustion engine A knock sensor for an internal combustion engine with an electronically evaluated vibration sensor should have a simple design and allow a rational installation. To this end, the vibration sensor is characterized in that the... | 12/12/2006 |
| 7143648 | Magnetofluidic accelerometer with capacitive sensing of inertial body position An accelerometer includes an inertial body; a magnetized fluid holding the inertial body in suspension; and a plurality of capacitive elements, each forming a capacitor with the inertial body. A displacement of the inertial body produces a change of capacitance of t... | 12/05/2006 |
| 7134334 | Integrated fastener and motion detector A motion detector capable of sensing motion of an object includes a motion sensor secured to one of a plurality of surfaces of a fastener. The fastener is directly coupleable with the object. ... | 11/14/2006 |
| 7113874 | Magnetic crash sensing method A signal generated responsive to a magnetic field in a magnetic circuit is decomposed into first and second filtered signals, wherein, at at least one first frequency, a magnitude of a component of the first filtered signal is greater than that of the second filtere... | 09/26/2006 |
| 7085400 | System and method for image based sensor calibration Apparatus and methods are disclosed for the calibration of a tracked imaging probe for use in image-guided surgical systems. The invention uses actual image data collected from an easily constructed calibration jig to provide data for the calibration algorithm. The ... | 08/01/2006 |
| 7073374 | Soil compaction measurement on moving platform An apparatus and method are provided for the in-situ measurement of the stiffness of a surface. The apparatus includes a platform, which is movable relative to the surface. A stiffness measurement device is supported by the platform in a stationary position relative... | 07/11/2006 |
| 7051827 | Cruise control safety disengagement system A cruise control swerve release system effective for automatically disengaging a cruise control system when a vehicle experiences a lateral acceleration indicative of a loss or impending loss of driver control. ... | 05/30/2006 |
| 7036378 | High and low frequency band dual output transducer A sensor circuit, method, and system for conversion of a high-impedance, broad frequency range signal from a transducer into two low-impedance signals, one containing high-frequency components and another containing low-frequency components of the input signal. The ... | 05/02/2006 |
| 7009310 | Autonomous power source An autonomous power source comprises a power harvester mounted on a movable structure. The power harvester includes a coil, a magnet, and a low-friction ferrofluidic bearing in contact with the magnet, arranged such that the magnet and coil move with respect to each... | 03/07/2006 |
| 7006000 | Earthquake detecting and warning device An earthquake detecting and warning device for detecting a vibration of the earth's surface is provided. The device includes a base, a top cover, at least a contact-conducting piece, a detecting and warning circuit, a shelling body and an elastic supporting componen... | 02/28/2006 |
| 6995680 | Level/position sensor and related electronic circuitry for interactive toy A sensor for use in an interactive electronic device. The sensor comprises a housing having a side wall defining an inner surface, a top plate attached to the side wall and defining an inner surface, and a bottom plate attached to the side wall and also defining an ... | 02/07/2006 |
| 6981420 | Omni-directional movement sensor A microphone is enclosed in a semi-sound insulated housing with a jingle bell type device that generates sound in response to a very slight movement and/or vibration of the housing and/or a structure to which the housing is attached. The sensor's sound insulated hou... | 01/03/2006 |
| 6978675 | Vehicle maintenance sensing device and method therefor A vehicle maintenance device for acoustical and vibration sensing of an engine has a flexible wand member having a channeling running the length of the flexible wand member. A housing is coupled to a first end of the flexible wand member. A handle section is coupled... | 12/27/2005 |
| 6947568 | Condenser microphone A back plate having a stationary back electrode is secured to a substrate. A diaphragm electrode is mounted on the back plate interposing a spacer. A frame having a sound collecting hole is mounted on the diaphragm electrode. ... | 09/20/2005 |
| 6915697 | Testing and monitoring of a shock wave or pressure wave source A device for the testing and monitoring of the function of a shock wave or pressure wave source is provided. The testing and monitoring device is characterized in that a passive non-linear transmission element transforms very short shock wave pulses received by it, ... | 07/12/2005 |
| 6868714 | Vibration sensor for fixing directly or indirectly to a vibrating component A vibration sensor for direct or indirect mounting on a vibrating component has a housing, a pressure sleeve having a central bore and a piezoelectric disk situated between two insulator disks and two contact disks, a seismic mass acting on the disks by way of a spr... | 03/22/2005 |
| 6817245 | Acceleration sensor An acceleration sensor for detecting an acceleration caused by an object oscillated in an oscillation direction, comprises a sensor casing having a center axis that is positioned in coaxial alignment with the oscillation direction to receive the acceleration, an osc... | 11/16/2004 |
| 6786078 | Vibration pickup comprising a clamping sleeve A vibration sensor having a pressure sleeve in which the pressure sleeve may be mounted under pressure on a component causing vibration. To detect a vibration signal, e.g., in the case of a knock sensor, a sensory system is held by a seismic mass above it on the out... | 09/07/2004 |
| 6739182 | Vibration pickup and an insulating disk for a vibration pickup A vibration sensor for direct or indirect mounting on a vibrating component such as an engine block. The vibration sensor has a housing and a pressure sleeve, which includes a central bore, a cylindrical area and a flange-like edge. A piezoelectric disk is situated ... | 05/25/2004 |
| 6532795 | Vibration pickup with a pressure sleeve A vibration pickup has a pressure sleeve mountable directly or indirectly on a component which causes vibrations, a sensor element which is held radially outwardly on the pressure sleeve with an axial pre-tensioning and is electrically contactable, a spri... | 03/18/2003 |
| 6437703 | Level/position sensor and related electronic circuitry for interactive toy A sensor for use in an interactive electronic device. The sensor comprises a base member having at least one recess formed therein which is partially defined by a peripheral wall thereof. Disposed within the peripheral wall of the base member is at least ... | 08/20/2002 |
| 6295871 | Vibration sensing device A vibration sensing device has a spherical shell, an insulating cushion inserted in a top portion of the spherical shell, a conductive probe rod passing through the insulating cushion, a conductive thread connected to an end of the conductive probe rod, a... | 10/02/2001 |
| 6279381 | Vibration pickup with pressure sheath A vibration transducer has a pressure sleeve fastenable directly or indirectly on a structural component part causing vibrations, a sensor element which is held at the pressure sleeve on a radial outer side with an axial pretensioning, a plurality of cont... | 08/28/2001 |
| 6257065 | Strain gauge vibration sensor A drive line vibration sensor includes a housing having a strain gage attached to the drive line component, and an actuator disposed within the housing. In operation, the actuator exerts a force upon the strain gage proportional to acceleration experience... | 07/10/2001 |
