ClassID:

68717

B61L23/044 - CPC Classification

Classification description:

Control, warning, or like safety means along the route or between vehicles or vehicle trains for monitoring the mechanical state of the route; Track changes detection Broken rails

Recent Application in this class:
#1
20260116440
2026-04-30

METHOD AND SYSTEM FOR IDENTIFYING TRACK RISKS BASED ON BIG DATA ANALYSIS

#2
20260116439
2026-04-30

SYSTEM AND METHOD FOR VIRTUAL BLOCK OPERATIONAL STATUS CONTROL WITH LONG BLOCK TIME DELAY

#3
20260109378
2026-04-23

SYSTEMS AND METHODS FOR IDENTIFYING POTENTIAL DEFICIENCIES IN RAILWAY ENVIRONMENT OBJECTS

#4
20260015020
2026-01-15

A RAILWAY COMMUNICATIONS SYSTEM

#5
20260008487
2026-01-08

UNMANNED AERIAL VEHICLE SYSTEM FOR INSPECTING RAILROAD ASSETS

#6
20250348993
2025-11-13

SYSTEM AND METHOD FOR RAILROAD TRACK GEOMETRY MEASUREMENT

#7
20250229814
2025-07-17

BROKEN RAIL DETECTOR

#8
20250042453
2025-02-06

DIGITAL CONTEXT-AWARE DATA COLLECTION

#9
20250033679
2025-01-30

SYSTEM AND METHOD FOR VIRTUAL BLOCK STICK CIRCUITS

#10
20240383511
2024-11-21

METHOD FOR DETERMINING A CHANGE OF A STATE OF A TRACK SECTION OF A RAILROAD AND CORRESPONDING APPARATUS

#11
20240278815
2024-08-22

BROKEN RAIL DETECTOR

#12
20240190485
2024-06-13

SYSTEMS AND METHODS FOR IDENTIFYING POTENTIAL DEFICIENCIES IN RAILWAY ENVIRONMENT OBJECTS

#13
20240095898
2024-03-21

SYSTEM AND METHOD FOR RAILROAD TRACK GEOMETRY MEASUREMENT

#14
20230391384
2023-12-07

AUTOMATED OPERATION OF RAILROAD TRAINS

#15
20230349788
2023-11-02

SYSTEM AND METHOD FOR DETECTING FAULTS IN EXTENDED WAVEGUIDES

#16
20230331267
2023-10-19

Systems and methods for visualizing and analyzing a rail surface

#17
20230257009
2023-08-17

DIGITAL CONTEXT-AWARE DATA COLLECTION

#18
20230083828
2023-03-16

System and method for virtual block stick circuits

#19
20230029300
2023-01-26

MAINTENANCE APPARATUS, MAINTENANCE SYSTEM, AND MAINTENANCE METHOD

#20
20220334082
2022-10-20

Damaged region determination system, determination apparatus and damaged region determination method

#21
20220234632
2022-07-28

BROKEN RAIL DETECTOR

#22
20220204061
2022-06-30

EXAMINING SYSTEM AND METHOD

#23
20220185350
2022-06-16

QUASI-MOVING BLOCK SYSTEM OF TRAIN CONTROL

#24
20220135094
2022-05-05

Inspection of rail health

#25
20220111878
2022-04-14

DEVICE, SYSTEM AND METHOD FOR MONITORING CONDITIONS ON A RAILWAY TRACK

#26
20220089203
2022-03-24

Railroad virtual track block system

#27
20220032975
2022-02-03

System and method for virtual block stick circuits

#28
20210403060
2021-12-30

Device and method for detecting railway equipment defects

#29
20210362760
2021-11-25

Controlling a level crossing and railway control arrangement

#30
20210354739
2021-11-18

Inspection system for amusement rides having tracks

#31
20210347394
2021-11-11

Measuring apparatus for monitoring a railway track including an optical fiber being releasably clamped in rail fastening

#32
20210291881
2021-09-23

Systems and methods for identifying potential deficiencies in railway environment objects

#33
20210269075
2021-09-02

Rail breakage detection device and rail breakage result management system

#34
20210253149
2021-08-19

Methods and systems for monitoring a transportation path with acoustic or vibration sensing

#35
20210253148
2021-08-19

Railroad virtual track block system

#36
20210253147
2021-08-19

Railroad virtual track block system

#37
20210229714
2021-07-29

Systems and methods for visualizing and analyzing a rail surface

#38
20210140122
2021-05-13

METHOD AND SYSTEM FOR MONITORING A TRACK LINE

#39
20210139059
2021-05-13

Track circuit with continued distance monitoring and broken rail protection

#40
20210122401
2021-04-29

System for detecting events or situations having associated patterns of acoustic vibrations in a train rail and vibration detector unit for this system

#41
20210114637
2021-04-22

Image-based monitoring and detection of track/rail faults

#42
20210107541
2021-04-15

Broken rail detector

#43
20210086805
2021-03-25

Railroad virtual track block system

#44
20210078622
2021-03-18

Rail buckle detection and risk prediction

#45
20210031818
2021-02-04

DIGITAL CONTEXT-AWARE DATA COLLECTION

#46
20200326720
2020-10-15

Route examination system and method

#47
20200307660
2020-10-01

Method, system, and software code for calibration of rail track circuits, and related rail track circuit

#48
20200283038
2020-09-10

Vehicle control based on communication with route examining system

#49
20200172130
2020-06-04

Distributed fibre optic sensing

#50
20200164904
2020-05-28

Systems and methods for visualizing and analyzing a rail surface

#51
20200158656
2020-05-21

Image-based monitoring and detection of track/rail faults

#52
20200156676
2020-05-21

Image-based monitoring and detection of track/rail faults

#53
20200130717
2020-04-30

Rail state monitoring apparatus

#54
20200103223
2020-04-02

Railroad track defect detection apparatus and method

#55
20200062285
2020-02-27

Monitor vehicle for a rail system and method thereof

#56
20190357337
2019-11-21

Light emission power control apparatus and method

#57
20190351923
2019-11-21

Rail breakage detection device and rail breakage detection system

#58
20190344814
2019-11-14

Route examining system

#59
20190302057
2019-10-03

Rail inspection system

#60
20190300032
2019-10-03

Rail break detection device

#61
20190232988
2019-08-01

Railway track condition monitoring system for detecting a partial or complete disruption of a rail of the railway track

#62
20190193762
2019-06-27

System and method for detecting a break in a railway track

#63
20190193761
2019-06-27

Route monitoring system and method

#64
20190086364
2019-03-21

System for detecting a break in a rail

#65
20190061794
2019-02-28

Route examining system and method

#66
20190054941
2019-02-21

Inspection System for Amusement Rides Having Tracks

#67
20190047600
2019-02-14

Rail fracture detection device

#68
20190002003
2019-01-03

Safeguarding system for an emergency fish-plate connector

#69
20180339720
2018-11-29

Integrated rail and track condition monitoring system with imaging and inertial sensors

#70
20180327008
2018-11-15

METHOD FOR DETECTION OF RAIL BREAKS ON OCCUPIED BLOCKS TO SUPPORT REDUCED TRAIN SPACING

#71
20180319413
2018-11-08

Railroad virtual track block system

#72
20180299301
2018-10-18

Monitoring transportation systems

#73
20180265106
2018-09-20

Monitoring device for monitoring a railway track, associated method and monitoring system for monitoring a railway track

#74
20180220512
2018-08-02

Light emission power control apparatus and method

#75
20180215400
2018-08-02

Route examination system

#76
20180202977
2018-07-19

Method and system for inspecting a rail profile using phased array technology

#77
20180178821
2018-06-28

Method, controller and system for determining the location of a train on a track or of a broken rail of a track

#78
20180172639
2018-06-21

Rail check device and rail check system

#79
20180162429
2018-06-14

Broken rail detection system for communications-based train control

#80
20180148076
2018-05-31

Monitor vehicle for a rail system and method thereof

#81
20180093684
2018-04-05

Wayside communication system using power grid lines

#82
20180079434
2018-03-22

Sensor synchronization apparatus and method

#83
20180065650
2018-03-08

Route examining system

#84
20180052127
2018-02-22

Device for detecting faults in rails by measuring impedance

#85
20180029619
2018-02-01

Evaluation unit for a sensor arrangement for railway monitoring, sensor arrangement and corresponding method

#86
20180015937
2018-01-18

Route examining system

#87
20170267266
2017-09-21

Vibration notifications received from vibration sensors

#88
20170176389
2017-06-22

METHOD AND SYSTEM FOR NON-DESTRUCTIVE RAIL INSPECTION

#89
20170151966
2017-06-01

System which senses rail fractures and cracks through the method of reflection

#90
20170066459
2017-03-09

Rail track asset survey system

#91
20170050653
2017-02-23

Route monitoring system and method

#92
20170043678
2017-02-16

Route feature identification system and method

#93
20160368510
2016-12-22

Instrumented rail system

#94
20160355201
2016-12-08

Inspection system and method

#95
20160244078
2016-08-25

ROUTE EXAMINING SYSTEM

#96
20160244076
2016-08-25

Train suspension control systems and methods

#97
20160207551
2016-07-21

Sensor synchronization apparatus and method

#98
20160200332
2016-07-14

Route examining system and method

#99
20160194012
2016-07-07

Route examining system

#100
20160159381
2016-06-09

Vehicle control system and method

#101
20160107664
2016-04-21

Broken rail detection system for communications-based train control

#102
20160075356
2016-03-17

Broken rail detection system for railway systems

#103
20160039439
2016-02-11

Vehicle control system and method

#104
20160039436
2016-02-11

Aerial camera system and method for determining size parameters of vehicle systems

#105
20160009300
2016-01-14

System and method for inspecting a route during movement of a vehicle system over the route

#106
20150367872
2015-12-24

Route examining system and method

#107
20150307118
2015-10-29

Route feature identification system and method

#108
20150307117
2015-10-29

System and method for shunting detection

#109
20150291192
2015-10-15

Method for detection of a flaw or flaws in a railway track, and a rail vehicle to be used in such a method

#110
20150274182
2015-10-01

Method for operating a rail vehicle in a railway system and railway system

#111
20150210304
2015-07-30

Route examining system and method

#112
20150183448
2015-07-02

Route examination system and method

#113
20150131108
2015-05-14

System and method for inspecting railroad ties

#114
20150053827
2015-02-26

Route examining system and method

#115
20150013465
2015-01-15

Monitoring transport network infrastructure

#116
20140200829
2014-07-17

Asset failure prediction with location uncertainty

#117
20140156123
2014-06-05

Inspection system and method

#118
20140138493
2014-05-22

Route examining system and method

#119
20140129154
2014-05-08

System and method for inspecting a route during movement of a vehicle system over the route

#120
20140125356
2014-05-08

Route examining system and method

#121
20140044146
2014-02-13

Method and apparatus for detecting track failure

#122
20140014782
2014-01-16

Track circuit providing enhanced broken rail detection

#123
20130334373
2013-12-19

Method for detecting the extent of clear, intact track near a railway vehicle

#124
20130317676
2013-11-28

SYSTEM AND METHOD FOR INSPECTING A ROUTE DURING MOVEMENT OF A VEHICLE SYSTEM OVER THE ROUTE

#125
20130284859
2013-10-31

System and method for detecting broken rail and occupied track from a railway vehicle

#126
20130231873
2013-09-05

Railway inspection system

#127
20130176435
2013-07-11

System and method for inexpensive railroad track imaging for inspection

#128
20130147947
2013-06-13

Method for monitoring the quality of the primer layer applied to a motor-vehicle body prior to painting

#129
20130101221
2013-04-25

Anomaly detection in images and videos

#130
20130070083
2013-03-21

Rail stress detection system and method

#131
20120279308
2012-11-08

ELASTIC WAVE RAIL DEFECT DETECTION SYSTEM

#132
20110313686
2011-12-22

Method for applying extensometric sensors in railway tracks

#133
20110181721
2011-07-28

Optical path protection device and method for a railroad track inspection system

#134
20110006167
2011-01-13

Fail-safe safety system to detect and annunciate fractured running rails in electrically propelled transit systems

#135
20090319197
2009-12-24

Tilt correction system and method for rail seat abrasion

#136
20080296441
2008-12-04

System and method for broken rail and train detection

#137
20080142645
2008-06-19

Methods and system for jointless track circuits using passive signaling

#138
20080105791
2008-05-08

Broken Rail Detection System

#139
20070216771
2007-09-20

SYSTEM AND METHOD FOR CAPTURING AN IMAGE OF A VICINITY AT AN END OF A RAIL VEHICLE

#140
20070145982
2007-06-28

System and method for detecting rail break or vehicle

#141
20070132463
2007-06-14

System and method for detecting rail break/vehicle

#142
20070044566
2007-03-01

Stress monitoring system for railways

#143
20070040069
2007-02-22

Railroad system and method for determining information about a railroad system

#144
20060020375
2006-01-26

System and method for determining rail safety limits

#145
20060017911
2006-01-26

System and method for inspecting railroad track

#146
20060010979
2006-01-19

Failure detecting system

#147
20050279240
2005-12-22

Enhanced method and apparatus for deducing a correct rail weight for use in rail wear analysis of worn railroad rails

#148
20050076716
2005-04-14

Method and apparatus for detecting guideway breaks and occupation

#149
15265509
2017-09-05

Nondestructive evaluation of railroad rails, wheels, and axles