ClassID:

68781

B61L29/04 - CPC Classification

Classification description:

Safety means for rail/road crossing traffic Gates for level crossings

Sub-classes:
Recent Application in this class:
#1
20260084733
2026-03-26

CONDUITLESS CROSSING GATE WITH SWIVEL SUPPORT FOR CROSSING GATE MECHANISM

#2
20250360954
2025-11-27

DEVICES AND METHODS FOR CONTROLLING A RAILROAD CROSSING GATE MECHANISM

#3
20250334430
2025-10-30

PROVIDING AUTO-CALIBRATION OF ACCELEROMETER AND/OR HALL-SENSE POSITION COUNTER IN A CROSSING GATE MECHANISM

#4
20250237370
2025-07-24

RAILROAD CROSSING GATE LAMP SYSTEM

#5
20250058808
2025-02-20

CROSSING GATE MECHANISM WITH PROGRAMMABLE ELECTRONIC SWITCHING DEVICES

#6
20240326884
2024-10-03

CROSSING GATE MECHANISM WITH INTEGRATED POSITION DETECTION ANDANGLE MEASUREMENT

#7
20240208555
2024-06-27

GRADE CROSSING GATE ARM POSITION DETECTION SYSTEM

#8
20240059331
2024-02-22

DEVICE AND METHOD FOR DETECTING AN OBSTRUCTION OF A RAILROAD CROSSING GATE

#9
20240001976
2024-01-04

METHOD AND APPARATUS FOR RECOGNITION OF OBSTACLES IN A DANGER ZONE, RAILROAD CROSSING, PLATFORM, COMPUTER PROGRAM PRODUCT AND PROVISION APPARATUS

#10
20230279903
2023-09-07

Method for withdrawal of a bearing from a gate mechanism

#11
20230100640
2023-03-30

Systems and methods for determining passage status of a train at a railroad crossing

#12
20230073979
2023-03-09

AUTOMATED COUNTERBALANCE SYSTEM AND METHOD FOR DETERMINING COUNTERBALANCE AND ADJUSTING COUNTERWEIGHTS OF A CROSSING GATE

#13
20220416693
2022-12-29

Dynamic load system and method for simulating a crossing gate mechanism

#14
20220379935
2022-12-01

Double-sided terminal board for grade crossing gate controller

#15
20220363300
2022-11-17

Grade crossing gate arm position detection system

#16
20220363299
2022-11-17

Adaptor assembly for a gate mechanism

#17
20220349446
2022-11-03

APPARATUS AND METHOD FOR WITHDRAWAL OF A BEARING FROM A GATE MECHANISM

#18
20220194442
2022-06-23

User interface for grade crossing gate controller

#19
20220041195
2022-02-10

Tamperproof gate mechanism

#20
20210261179
2021-08-26

Direction control for a motor of a gate crossing mechanism

#21
20210237785
2021-08-05

Modular lamp system for railroad crossing warning device

#22
20210190300
2021-06-24

Railroad crossing gate lamp system

#23
20210053597
2021-02-25

Remote control of traffic gates

#24
20210001908
2021-01-07

Highway grade crossing gate system including a gate mechanism to rotate a gate arm with human machine interface and voltage reduction circuit

#25
20210001907
2021-01-07

Spring-loaded gate retraction device to return a rail-road crossing gate arm

#26
20200391776
2020-12-17

Smart cam for digitalization of a gate mechanism

#27
20190351926
2019-11-21

Grade crossing gate arm position detection system

#28
20190351925
2019-11-21

Double-sided terminal board for grade crossing gate controller

#29
20190351920
2019-11-21

User interface for grade crossing gate controller

#30
20180202636
2018-07-19

Railroad crossing gate lamp system

#31
20180156398
2018-06-07

Barrier gate arm with recessed light housing

#32
20170355388
2017-12-14

Wireless crossing activation system and method

#33
20170313333
2017-11-02

Multiple direction railroad gate release mechanism

#34
20170217463
2017-08-03

Gate crossing arm collision detection system and method

#35
20170072975
2017-03-16

Railway signal crossing bypass

#36
20150218830
2015-08-06

SYSTEM AND METHOD FOR CONNECTING PLATFORM

#37
20150139726
2015-05-21

Barrier system

#38
20140363229
2014-12-11

Vehicle barrier system with illuminating gate arm and method

#39
20140361126
2014-12-11

Systems and method for controlling warnings at vehicle crossings

#40
20140361125
2014-12-11

Systems and methods for providing constant warning time at crossings

#41
20140360680
2014-12-11

BOOM SKIRT

#42
20140290004
2014-10-02

Multiple direction railroad gate release mechanism

#43
20130193275
2013-08-01

RAILROAD CROSSING

#44
20130055640
2013-03-07

Gate arm saver

#45
20130031839
2013-02-07

Multiple direction railroad gate release mechanism

#46
20110113690
2011-05-19

System and method for servicing a breakaway gate

#47
20090175680
2009-07-09

Energy absorbing system with support

#48
20090074508
2009-03-19

ARRESTING SYSTEMS AND METHODS

#49
20080093509
2008-04-24

RAILROAD CROSSING GATE HAVING A UNIVERSAL CROSSING GATE ARM WITH A RACK AND PINION COUNTERWEIGHT ADJUSTMENT SYSTEM

#50
20080085149
2008-04-10

Dual-action breakaway gate safety system

#51
20080038055
2008-02-14

Extending barrier arm operator system and method

#52
20070258761
2007-11-08

Arresting systems and methods

#53
20070160421
2007-07-12

Energy absorbing system with support

#54
20050139730
2005-06-30

Apparatus for controlling traffic flow along a pathway

#55
20050117967
2005-06-02

Energy absorbing system with support

#56
20050060936
2005-03-24

Railroad grade crossing assembly

#57
17246110
2022-05-10

Apparatus and method for removal of a main shaft bearing from a gate crossing mechanism using a bearing removal tool

#58
14860764
2016-11-08

Mechanically extendable railroad crossing gate