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7391208 |
Rotary position sensor
A position sensor for sensing an angular position including at least two magnetic conductive structures, at least two magnets, a magnetic flux responsive device, and an arcuate magnet. The at least...
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7391207 |
Rotation angle detector
A rotation angle detector detects a rotation angle of a magnetic field by selectively using a hall element from a plurality of hall elements disposed on one side of a semiconductor substrate. The...
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7391206 |
Magnetic detection circuit and encoder
To provide a low-cost magnetic detection circuit, in which the differential detection function accomplished by outputting differential signals may not be lost, and which may be hardly affected by...
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7391205 |
Angular position magnetic sensor device
An angular-position magnetic-sensor device includes at least one stator and one rotor. A space between said stator and said rotor, defining over substantially 360°, is a main air gap including at...
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7391203 |
Magnetic field sensor
A magnetic field sensor for measuring the rotational speed of a rotating gear component is disclosed. The sensor includes a Hall probe, at least one permanent magnet and housing. The Hall probe is...
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7385390 |
Device for establishing a cutting point from a blind side of a structure
A blind spot targeting system for establishing a cutting point includes a locator with a housing having an indicator and a signal-sensing device. The housing has a hole therethrough, and the...
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7382120 |
Rotary position sensor with rectangular magnet and hall sensors placed in association with the surface of the magnet
A rotary position sensor apparatus includes a magnet having a surface and a plurality of Hall components placed in association with the surface of the magnet. The Hall components are located on a...
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7382119 |
Blind spot targeting system
A blind spot targeting system for establishing a cutting point includes a locator with a housing having an indicator and a signal-sensing device. The housing has a hole therethrough, and the...
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7379800 |
Tire pressure monitoring using hall effect sensors
Wheel assembly with a tire pressure monitoring system includes a wheel rim, a tire mounted thereon, a housing having an interior in flow communication with the tire interior such that the same...
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7378842 |
Through the hole rotary position sensor with non-symmetric pole pieces
A through the hole rotary position sensor which incorporates a single ring magnet with a central aperture. The rotating shaft whose angular position is to be sensed is received in the central...
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7378840 |
Holding structure of an electronic component and a method for holding the same
A holding structure of an electronic component includes a first resin mold formed by resin insert molding with a terminal. The first resin mold possesses a positioning portion for positioning the...
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7378838 |
Rotation angle detection device having magnetic flux alteration unit
A rotation angle detection device has a magnetism detection unit, a magnetic flux generation unit for applying magnetic flux to the magnetism detection unit, and a magnetic flux alteration unit...
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7375512 |
Rotary input apparatus including a permanent magnet ring, an electromagnet, a driving and control means
A rotary input apparatus is disclosed. As the rotary input apparatus comprises a rotatable wheel; a magnet joined to a surface of the wheel to co-operate with the wheel and magnetized to have...
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7375511 |
Rotary input apparatus including a wheel and a center key with securing grooves to prevent rotation
A rotary input apparatus is disclosed. The rotary input apparatus comprising a wheel of circular shape having an insertion hole, a center key inserted into the insertion hole and having one or more...
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7375510 |
Rotational position sensor and electronically controlled throttle device and internal combustion engine
A rotational position sensor having a compact and simple structure, in which a magnetic surface can be formed to have a more accurate shape, and an electronically controlled throttle device for an...
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7375509 |
System and method for position sensing using inflection point position sensing of a sensor output
A position sensor includes a magnet and a sensor element that are movable relative to one another. The sensor element is capable of providing an output in response to a position of the magnet...
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7372257 |
Rotary sensor
A rotary position sensing including a first and second magnet spaced from one another. A first and second triangular magnetic flux director are arranged in a generally diamond shaped configured...
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7372253 |
Magnetic field sensor for measuring the rotational speed of a turboshaft
A sensor for measuring the rotational speed of a turboshaft of a turbocharger includes a sensor housing and a sensor element which is positioned in the sensor housing and which senses a variation...
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7355391 |
Electromechanical conversion device
An electromechanical conversion device includes an electromechanical conversion unit and a cable, which has a signal wire and a ground wire for grounding the electromechanical conversion unit. The...
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7352174 |
Non-contact rotary movement sensor provided with independent switch
It is an object of the present invention to provide a non-contact rotary movement sensor capable of, by making magnetic fields from a plurality of permanent magnets not mutually affected,...
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7352173 |
Turning angle detector
External magnetic members are provided outside the outer periphery of a rotor. When the rotor is positioned around its turning angle of 70 degrees, part of the magnetic fluxes generated by magnets...
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7350285 |
Method of manufacturing a switch panel to be disposed close to a magnetic sensor
A method of manufacturing a movable contact unit includes manufacturing a movable contact, sticking the movable contact to a base sheet made of insulating resin, and applying demagnetization to the...
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7345595 |
Short driveway vehicle motion detector
The apparatus is a vehicle motion detection apparatus for short driveways which uses passive ferromagnetic detecting coils reacting to the fluctuation in the earth's magnetic field caused by moving...
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7342395 |
Fuel level sensor using rotating angel sensor attached to float on totating arm
A fuel level sensor having a magnetic position sensor connected to an arm for attachment to a float, wherein the magnetic position sensor comprises a stator and a movable part, the stator having...
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7339371 |
Rotation angle detector
A rotation angle detector for detecting change in the magnetic flux has a magnetic sensor being disposed at a position in a space between an outer surface of a shaft and a periphery of the magnetic...
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7336068 |
Field device and method for calibrating a field device
The invention relates to a field device and a method for calibrating a field device, having a field device electronics and a sensor unit for process measurements, wherein the field device...
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7334496 |
Gearshift device for controlling the gear selection of a motor vehicle gearbox
A shifting device is provided for controlling the gear selection of a motor vehicle transmission with a housing, with a gearshift lever, which is arranged within a recess of the housing and can be...
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7332839 |
Electric machine having a laminated core with a portion jutting from the outer surface to form a gap for a flux sensor
An electric machine includes a stator and a rotor interacting with the stator, wherein the stator and/or the rotor has/have a conducting device for guiding a magnetic flux. The conducting device...
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7331842 |
Contour follower for tool
A contour follower includes a plurality of sensors spaced around a waterjet nozzle, each of the sensors being configured to measure a distance between a working surface and a first plane,...
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7323865 |
Device for determining the angular position and rotation speed of a rotary member
A device for determining the angular position and rotation speed of a rotary member. The inventive device includes a sensor having a fixed part and a rotary part which is linked to the rotary...
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7323864 |
Absolute angular position sensor on 360 of a rotating element
An angular position sensor includes a rotating part ( 14 ) which creates a variable magnetic flux, a fixed part ( 16 ) for supporting two probes ( 22, 26 ) each having an output current, the first...
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7315164 |
Drive unit provided with position detecting device
A drive unit in accordance with the present invention is provided with a magnetic field generating member generating a magnetic field, a magnetic field detecting device constituted by first, second...
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7307417 |
Rotation detecting device
A rotation detecting device for detecting a rotating object includes a housing having a bearing and an mounting surface, a rotor member having magnetic peripheral portion and a rotary shaft that is...
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7307415 |
Contactless angular position sensor and method for sensing angular position of a rotatable shaft
A contactless rotary shaft position sensor provides for precision computation of shaft angle for a wide range of input shaft rotational angles. The sensor includes two annular two-pole magnets...
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7304473 |
Rotational angle detecting device
A rotational angle detecting device includes a sensor portion disposed on a shaft. The sensor portion includes longitudinal hall elements disposed perpendicular to each other for outputting a hall...
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7304472 |
Rotary position sensor
A rotary position sensor is disclosed having a magnetic element having a cavity therein. A flux concentrator is arranged to substantially surround the magnetic element, and a magnetic field sensor...
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7301353 |
Sensor element for providing a sensor signal, and method for operating a sensor element
A method for operating a sensor element having two contact terminal pairs, comprises steps of providing a first measurement value by applying a first controlled variable having a first polarity...
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7301329 |
Sensor holder and method for the production thereof
A sensor holder for mounting a sensor component is disclosed. In one aspect, the sensor holder comprises an elongate holding device, at the first axial end of which the sensor component is mounted...
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7301328 |
Through the hole rotary position sensor with a pair of pole pieces disposed around the periphery of the circular magnet
A through the hole rotary position sensor which incorporates a single ring magnet with a central aperture is disclosed. The rotating shaft whose angular position is to be sensed is adapted to be...
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7296486 |
Hydraulic motor drive sensor adapter
Angular movement detectors may be disposed within or proximate to joints in one or more members of articulated arms and linked via one or more communications networks to a controller to provide...
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7288932 |
Device to correct interference errors between magnetic sensors for measuring the position of mobile elements
A device to correct interference errors in a measuring installation (A) that includes at least two magnetic sensors ( 1 1 , 1 2 ) for measuring the position of mobile elements ( 2 1 , 2 2 ) that...
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7283826 |
Contactless magnetic sensor for determination of the linear position of a moving body
A magnetic sensor for determining the position of a cellular phone in linear movement along an axis of translation, the sensor including a measuring cell fitted to a magnetic circuit and capable of...
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7276899 |
Positional transducer and motor driven gear changer for a bicycle
A transducer comprising a fixed part and a mobile part which are mounted for relative motion about a given axis. On the shaft of the rotor part there is fitted a magnetized element consisting, for...
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7276898 |
Long stroke hall position sensor having a shaped pole
An apparatus having a position sensor for determining a position of a moveable component is provided. The apparatus comprises a housing, a positioning member, a shaped magnetic pole, a magnet, and...
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7271584 |
Magnetic sensing apparatus
A magnetic sensing apparatus includes a first magnetic transducer separated spatially from a second magnetic transducer and proximate to a target and a direction decoding circuit associated with...
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7268538 |
Magnetic rotational position sensor
A magnetic rotational position sensor including first and second magnets spaced apart to define an air gap and cooperating with one another to generate a magnetic field within the air gap extending...
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7268536 |
Magnetic linear position sensor
A magnetic linear position sensor comprises a first yoke which is made of soft magnetic material; a first magnet which is placed at the first yoke, and whose surface is the N-pole and is inclined;...
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7265539 |
Calibration of a hall effect sensor
An actuator having an output shaft, a motor for rotating the output shaft between a first position and a second position, and an electronic control module having a controller and a sensor. The...
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7263905 |
Removable Hall-Effect sensor system for stator windings in a rotating electric machine
A Hall-Effect sensor assembly for a rotating electric machine comprises a thin, removable tubular substrate with Hall-Effect sensors and associated connection wiring mounted on it that slips...
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7259554 |
Angle position sensor with inner and outer magnetic rings
The invention relates to an angle position sensor, for recording the angular position of a component which may rotate about a rotational axis, including a magnetic ring, fixed to the component...
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