ClassID:

68540

B61L1/18 - CPC Classification

Classification description:

Devices along the route controlled by interaction with the vehicle or vehicle train, e.g. pedals Railway track circuits

Sub-classes:
Recent Application in this class:
#1
20250229814
2025-07-17

BROKEN RAIL DETECTOR

#2
20240278815
2024-08-22

BROKEN RAIL DETECTOR

#3
20220234632
2022-07-28

BROKEN RAIL DETECTOR

#4
20220185350
2022-06-16

QUASI-MOVING BLOCK SYSTEM OF TRAIN CONTROL

#5
20220017127
2022-01-20

System for controlling vital wayside devices of a railway network, and vital switch for such vital devices

#6
20210362756
2021-11-25

Traffic communication system, base station, vehicle, mobile station, and message transmission method

#7
20210237783
2021-08-05

Track circuit surge protection

#8
20210107541
2021-04-15

Broken rail detector

#9
20190389497
2019-12-26

Charging system for electric vehicles

#10
20190291758
2019-09-26

Radio train control system and radio train control method

#11
20190168791
2019-06-06

System and method for track occupancy determination

#12
20180111632
2018-04-26

Magnetic rail shunt with variable resistor

#13
20170327137
2017-11-16

Method for managing a railway electrical circuit

#14
20170305448
2017-10-26

Degradation estimation system of railroad ground equipment and method thereof

#15
20170210402
2017-07-27

Interlocking device

#16
20160152251
2016-06-02

Track circuit mechanical joint integrity checker

#17
20160096538
2016-04-07

Failsafe rail mounted shunt device

#18
20160090113
2016-03-31

System and method for testing track circuits

#19
20150251675
2015-09-10

Method for locating a rail vehicle

#20
20140319286
2014-10-30

Train direction detection via track circuits

#21
20140042278
2014-02-13

Method for operating a switching yard and control device for a switching yard

#22
20130240679
2013-09-19

Method and sequential monitoring overlay system for track circuits

#23
20130161406
2013-06-27

Signal bond plate

#24
20080179467
2008-07-31

System and method for temporary protection operation of a controller box for a railroad switch turnout

#25
20080154449
2008-06-26

System, Method, and Computer-Readable Media For Monitoring Motion of Railcars In A Railroad Yard

#26
20060202860
2006-09-14

FIBER OPTIC TRACK CIRCUIT

#27
20060180711
2006-08-17

Non-powered trailed switch detector for railroad track switching equipment

#28
20060180710
2006-08-17

Non-powered trailed switch detector for railroad track switching equipment

#29
20060060724
2006-03-23

Train detection

#30
20050137760
2005-06-23

Method for train positioning