ClassID:

164803

G01D5/24438 - CPC Classification

Classification description:

Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains; Error prevention by mechanical means Special design of the sensing element or scale

Recent Application in this class:
#1
20250277683
2025-09-04

System for determining rotational information of a member

#2
20250258022
2025-08-14

POSITION/DISPLACEMENT TRANSDUCER APPARATUS, AND RELATED SYSTEM AND METHOD

#3
20240255314
2024-08-01

MAGNETIC POSITION SENSOR SYSTEM, METHOD AND DEVICE WITH ERROR DETECTION

#4
20240255313
2024-08-01

MAGNETIC POSITION SENSOR SYSTEM, METHOD AND DEVICE WITH ERROR DETECTION

#5
20230184566
2023-06-15

Magnetic position sensor system, method and device with error detection

#6
20230129608
2023-04-27

Inductive angle measuring device

#7
20230043918
2023-02-09

Inductive rotor position sensor device, drive device

#8
20220381586
2022-12-01

Magnetic position sensor system, method and device with error detection

#9
20220349731
2022-11-03

Encoder and drive device

#10
20220341756
2022-10-27

Arrangement, method and sensor for measuring an absolute angular position using a multi-pole magnet

#11
20220299343
2022-09-22

Position/displacement transducer apparatus, and related system and method

#12
20220297753
2022-09-22

SENSING DEVICE

#13
20220252484
2022-08-11

Method for authorising updating of a magnetic sensor for a combustion engine with immunity to magnetic disturbances

#14
20220206088
2022-06-30

Length detector with magnetoresitive elements

#15
20220065668
2022-03-03

Position-measuring device having four scanning units and two measuring graduations

#16
20210199474
2021-07-01

Optical encoder comprising a width of at least one optical sensor array corresponds to an interpolation period of the encoder

#17
20210018336
2021-01-21

Arrangement, method and sensor for measuring an absolute angular position using a multi-pole magnet

#18
20210010801
2021-01-14

Position-measuring device

#19
20200370927
2020-11-26

Calibrator, encoder, driving device, stage device, robot, encoder manufacturing method, and calibration program

#20
20200180751
2020-06-11

Flight control cable sensor for an aircraft

#21
20200025591
2020-01-23

Optical position-measuring device comprising two tracks each containing incremental graduations with integrated reference marks having aperiodic and periodic portions

#22
20200018623
2020-01-16

Inductive sensor arrangement

#23
20190346292
2019-11-14

MAGNETIC ENCODER, AND METHOD AND DEVICE FOR PRODUCING SAME

#24
20190346291
2019-11-14

Magnetic encoder and production method therefor

#25
20190346286
2019-11-14

Encoder apparatus and motion guide apparatus with encoder apparatus

#26
20190323862
2019-10-24

Sensing chip structure of optical scale reader

#27
20190293454
2019-09-26

Sensor system comprising offaxis insensitive multipole magnet

#28
20190277659
2019-09-12

System for determining at least one rotation parameter of a rotary member

#29
20190242724
2019-08-08

Arrangement, method and sensor for measuring an absolute angular position using a multi-pole magnet

#30
20190193942
2019-06-27

Position detecting device and linear conveyor device provided with same

#31
20190186955
2019-06-20

Arrangement for detecting the angular position of a rotatable component

#32
20190186891
2019-06-20

Rotation-Angle Sensor, Stator Element and Rotor Element for Same

#33
20190101414
2019-04-04

Detector apparatus and detector system

#34
20190072414
2019-03-07

Rotational angle sensor

#35
20190020234
2019-01-17

Annular magnets for rotor position estimation

#36
20190018081
2019-01-17

Magnetic field sensor with improved response immunity

#37
20180328759
2018-11-15

Linear displacement sensor

#38
20180292237
2018-10-11

Redundant fault detection device and method

#39
20180292233
2018-10-11

Rotary position sensor

#40
20180216972
2018-08-02

Encoder apparatus that includes a scale and a readhead that are movable relative to each other configured to reduce the adverse effect of undesirable frequencies in the scale signal to reduce the encoder sub-divisional error

#41
20180172423
2018-06-21

Magnetic angle sensing system and method for detecting a rotation angle of a magnetic field source

#42
20180136014
2018-05-17

STROKE DETECTOR

#43
20180074602
2018-03-15

Linear encoder force transducer

#44
20180073869
2018-03-15

Length-measuring device and method for assembling the same

#45
20180038477
2018-02-08

Sensor device for sensing a selector lever position and selector lever device for a motor vehicle

#46
20170322233
2017-11-09

Twist independent mounting of a wheel speed sensor using a differential magnetoresistive sensor

#47
20170307409
2017-10-26

Position detecting device

#48
20170284830
2017-10-05

Position detecting device

#49
20170276740
2017-09-28

Magnetic field detector

#50
20170276695
2017-09-28

SENSOR-BEARING UNIT, MECHANICAL SYSTEM COMPRISING SUCH UNIT AND METHOD FOR MANUFACTURING SUCH UNIT

#51
20170276514
2017-09-28

Offset compensation for magnetic field detector

#52
20170254863
2017-09-07

Magnetic field sensor with improved response immunity

#53
20170254678
2017-09-07

Sensor and method of manufacturing sensor

#54
20170211920
2017-07-27

Method for machining a scale

#55
20170059368
2017-03-02

Optical position-measuring device having incremental detector and absolute detector disposed in a common detection plane at a defined perpendicular distance from a scanning grating

#56
20160231347
2016-08-11

Sensor system for rotational speed measurement having a pole wheel with a linearized magnetic field

#57
20160209246
2016-07-21

Encoder having a detection head with a reference detection receiving grating and a phase compensation receiving grating

#58
20160146630
2016-05-26

Magnetic encoder device and rotation detection device

#59
20160041006
2016-02-11

True-phase two-dimensional magnetic field sensor

#60
20160040988
2016-02-11

Absolute rotary encoder for surveying device

#61
20160025515
2016-01-28

Manufacturing method for magnetic encoder

#62
20150354987
2015-12-10

Position detecting device

#63
20150346000
2015-12-03

Scale and optical encoder

#64
20150345990
2015-12-03

Systems and methods for a magnet with uniform magnetic flux

#65
20150276434
2015-10-01

Systems and methods for a magnetic target with magnetic bias field

#66
20150253162
2015-09-10

Position detecting device

#67
20150233742
2015-08-20

Linear encoder having calibration functionality

#68
20150226581
2015-08-13

Arrangement, method and sensor for measuring an absolute angular position using a multi-pole magnet

#69
20150219475
2015-08-06

Linear encoder

#70
20150168124
2015-06-18

Measurement system

#71
20140339405
2014-11-20

Reference signal generation apparatus and reference signal generation system

#72
20140339404
2014-11-20

Reference signal generation apparatus and reference signal generation system

#73
20140184202
2014-07-03

Scale, displacement detection apparatus, lens apparatus, image pickup system, and assembling apparatus

#74
20140152299
2014-06-05

Encoder

#75
20140077795
2014-03-20

Position-measuring device and method for operating the same

#76
20140021342
2014-01-23

Encoder including detector for reading signal and outputting N-phase sinusoidal signals and computing part for outputting two-phase sinusoidal signal

#77
20130248698
2013-09-26

Readhead control mechanism which maintains a constant gap between a readhead and a scale of an optical encoder

#78
20130238278
2013-09-12

Magnetic field sensor for sensing rotation of an object

#79
20130154447
2013-06-20

Encoder including exposed optical elements and servo motor with a sealed joining portion

#80
20130126718
2013-05-23

Optical encoder and apparatus including the same

#81
20130063138
2013-03-14

Magnetic encoder

#82
20130057259
2013-03-07

Position/displacement measuring system

#83
20120324750
2012-12-27

Structure for protecting scale graduations

#84
20120280677
2012-11-08

Magnetic position detecting device

#85
20120206024
2012-08-16

SERVO MOTOR MANUFACTURING METHOD, SERVO MOTOR MANUFACTURING APPARATUS, SERVO MOTOR, AND ENCODER

#86
20120168615
2012-07-05

Device and method for optically compensating for the measuring track decentralization in rotation angle sensors

#87
20120092000
2012-04-19

Arrangement for intrinsically safe detection of a wheel rotational speed

#88
20120026321
2012-02-02

One-dimension position encoder

#89
20120025812
2012-02-02

Position encoder apparatus

#90
20120007593
2012-01-12

MAGNETIC SENSOR PACKAGE

#91
20120007589
2012-01-12

Position detecting apparatus

#92
20110155895
2011-06-30

Rotary encoder having multiple slit arrays, which detects rotation angle

#93
20110127998
2011-06-02

GMR sensor within molded magnetic material employing non-magnetic spacer

#94
20110063622
2011-03-17

Optical encoder for obtaining displacement information of object

#95
20110062948
2011-03-17

System and method for measuring movement of a component from rings magnetized in a magnetically hard layer

#96
20100321008
2010-12-23

Rotation-angle-detecting apparatus, rotating machine and rotation-angle-detecting method

#97
20100271014
2010-10-28

System and method for measuring rotational movement of a component from regions magnetized in a magnetically hard layer of the component

#98
20100245841
2010-09-30

Cylindrical grating rotation sensor

#99
20100244815
2010-09-30

Position/displacement measuring system

#100
20100237855
2010-09-23

Protective system for a multiple channel transformer probe

#101
20100090690
2010-04-15

Arrangement for wheel rotational speed detection with increased intrinsic safety

#102
20090309580
2009-12-17

AMR array magnetic design for improved sensor flexibility and improved air gap performance

#103
20090189598
2009-07-30

Probe with windings wound around each other

#104
20090116151
2009-05-07

Position sensor and bias magnetic field generating device

#105
20090057542
2009-03-05

Absolute encoder utilizing light of different wavelengths to reduce cross talk

#106
20090033319
2009-02-05

System and method of perpendicularly magnetizing position information in a magnetically hard layer of a moving component

#107
20080290862
2008-11-27

Irregular saturated pole position sensor

#108
20080243427
2008-10-02

Displacement measuring apparatus and load measuring apparatus of rotating member

#109
20080117440
2008-05-22

Position-measuring device

#110
20080040941
2008-02-21

Measurement configuration based on linear scales able to measure to a target also moving perpendicular to the measurement axis

#111
20080018330
2008-01-24

Encoder for a position sensor with a stabilizing effect for the passing through zero of the magnetic induction

#112
20070285086
2007-12-13

Magnetic detector maintaining high detection precision without affected by the temperature characteristics of the sensing element

#113
20070262770
2007-11-15

System and method of magnetically sensing position of a moving component

#114
20070187582
2007-08-16

Absolute encoder utilizing light of different wavelengths to reduce cross-talk

#115
20070035293
2007-02-15

Moving body detecting apparatus

#116
20060250128
2006-11-09

Absolute rotary encoder and micrometer

#117
20060232268
2006-10-19

System and method of magnetically sensing position of a moving component

#118
20060192092
2006-08-31

Optical encoder for improved detection of the absolute position of an origin point

#119
20060186206
2006-08-24

Scanning unit for a position measuring device

#120
20060170419
2006-08-03

Rotation angle detector

#121
20060066296
2006-03-30

Rotational angle detecting device

#122
20050194968
2005-09-08

Angle-measurement device and method for fabrication thereof

#123
20050116707
2005-06-02

Encoder structure