ClassID:

129054

E02F9/123 - CPC Classification

Classification description:

Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups  - ; Superstructures; Supports for superstructures; Supports for movable superstructures mounted on travelling or walking gears or on other superstructures; Slewing or traversing gears; Turntables, i.e. structure rotatable about 360° Drives or control devices specially adapted therefor

Recent Application in this class:
#1
20260117490
2026-04-30

SLEW APPARATUS OF A WORKING MACHINE

#2
20260117489
2026-04-30

WORK MACHINE, AND REMOTE OPERATION SYSTEM FOR WORK MACHINE

#3
20260103871
2026-04-16

SWING DECELERATION CONTROL SYSTEM

#4
20260071405
2026-03-12

CONSTRUCTION MACHINE, DRIVE DEVICE FOR CONSTRUCTION MACHINE, AND DRIVE UNIT FOR CONSTRUCTION MACHINE

#5
20260062891
2026-03-05

REMOTE OPERATION SYSTEM

#6
20260055575
2026-02-26

BRAKE SYSTEM

#7
20260055574
2026-02-26

POWER FEEDING UNIT AND SWIVEL JOINT

#8
20260043215
2026-02-12

EXCAVATOR, REMOTE OPERATION SYSTEM, AND CONTROL METHOD

#9
20260028797
2026-01-29

HYDRAULIC MACHINE SWING SYSTEM WITH ANTI-DRIFT

#10
20260015828
2026-01-15

CONSTRUCTION MACHINE

#11
20260015824
2026-01-15

A Method Of Operating A Work Vehicle According To A Maximum Allowable Swing Speed

#12
20260002336
2026-01-01

A Method Of Operating A Work Vehicle According To A Maximum Allowable Swing Speed

#13
20250314041
2025-10-09

CONSTRUCTION MACHINE

#14
20250297454
2025-09-25

DRIVE CONTROL DEVICE FOR ROTATING WORK MACHINE AND ROTATING WORK MACHINE PROVIDED WITH SAME

#15
20250290287
2025-09-18

HYDRAULIC SYSTEM, EXCAVATOR, AND CONTROL METHOD OF EXCAVATOR

#16
20250251038
2025-08-07

SPEED REDUCER AND INDUSTRIAL MACHINE

#17
20250215665
2025-07-03

WORK MACHINE

#18
20250207353
2025-06-26

WORK VEHICLE

#19
20250188704
2025-06-12

EXCAVATOR AND CONTROL DEVICE FOR EXCAVATOR

#20
20250188701
2025-06-12

ADVANCED PRECISION CONSTRUCTION FEATURES ON PILOT OPERATED MACHINES

#21
20250179763
2025-06-05

BEARING ASSEMBLY FOR DRIVESHAFTS OF DRAGLINES

#22
20250034839
2025-01-30

WORK MACHINE

#23
20250019922
2025-01-16

Construction Machine

#24
20240426077
2024-12-26

HYDRAULIC CONTROL SYSTEM IN EXCAVATOR TYPE CONSTRUCTION MACHINE

#25
20240368856
2024-11-07

CONTROL SYSTEM, CONTROL METHOD, AND CONTROL PROGRAM

#26
20240352712
2024-10-24

SHOVEL

#27
20240344300
2024-10-17

ROTATIONAL MACHINES AND HAZARD WARNING METHODS THEREFOR

#28
20240337091
2024-10-10

WORKING VEHICLE

#29
20240309607
2024-09-19

Construction Machine

#30
20240301654
2024-09-12

WORKING VEHICLE

#31
20240301650
2024-09-12

WORKING VEHICLE

#32
20240209593
2024-06-27

SWIVEL WORK MACHINE

#33
20240117600
2024-04-11

Excavator and method of controlling excavator

#34
20240068203
2024-02-29

Work machine

#35
20240026653
2024-01-25

SHOVEL AND CONTROL DEVICE FOR SHOVEL

#36
20240011248
2024-01-11

CONSTRUCTION MACHINE

#37
20230417017
2023-12-28

SWIVELING WORK MACHINE AND METHOD FOR DETECTING ORIENTATION OF SWIVELING WORK MACHINE

#38
20230366172
2023-11-16

HOUSE SWING SENSOR FOLLOWER PINION

#39
20230358015
2023-11-09

DRILLING POSITION DETERMINATION SYSTEM, DRILLING CONTROL SYSTEM, AND WORK MACHINE

#40
20230358014
2023-11-09

Work machine

#41
20230332626
2023-10-19

ROTATION CONTROL SYSTEM AND METHOD FOR EXCAVATOR

#42
20230332378
2023-10-19

Construction machinery

#43
20230304260
2023-09-28

Work machine

#44
20230257968
2023-08-17

SYSTEM AND METHOD OF MONITORING FUNCTIONAL STATUS OF A HEAT GENERATING COMPONENT OF A WORK MACHINE

#45
20230257961
2023-08-17

WORK MACHINE

#46
20230243123
2023-08-03

Working Vehicle

#47
20230228061
2023-07-20

Construction machine

#48
20230212835
2023-07-06

ROTARY CONSTRUCTION MACHINE

#49
20230175234
2023-06-08

DISTRIBUTED PUMP ARCHITECTURE FOR MULTIFUNCTIONAL MACHINES

#50
20230137344
2023-05-04

Work machine

#51
20230021137
2023-01-19

WORKING MACHINE

#52
20220381006
2022-12-01

Method and systems for controlling electrically-powered hydraulic circuits

#53
20220316176
2022-10-06

Excavator

#54
20220314820
2022-10-06

Excavator

#55
20220282453
2022-09-08

Hydraulic system of construction machine

#56
20220282450
2022-09-08

Construction machine

#57
20220275602
2022-09-01

WORK MACHINE

#58
20220275601
2022-09-01

SWIVELING WORKING MACHINE

#59
20220267994
2022-08-25

APPARATUS AND METHOD FOR LIMITING MOVEMENT OF A WORK MACHINE

#60
20220267993
2022-08-25

APPARATUS AND METHOD FOR LIMITING MOVEMENT OF A WORK MACHINE

#61
20220251803
2022-08-11

WORK MACHINE AND CONTROL SYSTEM FOR WORK MACHINE

#62
20220251802
2022-08-11

WORK MACHINE AND METHOD OF CONTROLLING WORK MACHINE

#63
20220243427
2022-08-04

WORK MACHINE

#64
20220235534
2022-07-28

SWIVEL WORKING MACHINE

#65
20220220702
2022-07-14

Method of controlling a rotatable load, a hydraulic system and a working machine

#66
20220220698
2022-07-14

Construction machine

#67
20220213667
2022-07-07

WORK MACHINE

#68
20220170244
2022-06-02

Work machine

#69
20220170236
2022-06-02

Construction equipment

#70
20220145579
2022-05-12

Work machine having a movable body or a movably mounted work implement and a control unit configured to calculate clearance amounts and comparing them to thresholds

#71
20220136207
2022-05-05

Rotary working vehicle

#72
20220106773
2022-04-07

Control system for construction machine, construction machine, and control method for construction machine

#73
20220098825
2022-03-31

Turn-driving apparatus for work machine

#74
20220090356
2022-03-24

Work vehicle

#75
20220074168
2022-03-10

Automatic operation work machine

#76
20220074165
2022-03-10

Control system for construction machine, construction machine, and control method for construction machine

#77
20220056667
2022-02-24

Construction machine

#78
20220042285
2022-02-10

Hydraulic excavator

#79
20220002965
2022-01-06

SHOVEL

#80
20210395975
2021-12-23

Excavator with improved movement sensing

#81
20210372077
2021-12-02

Hydraulic excavator drive system

#82
20210332555
2021-10-28

Hystat swing motion actuation, monitoring, and control system

#83
20210301497
2021-09-30

Electric energy transfer system for an excavator

#84
20210292994
2021-09-23

Work machine

#85
20210277626
2021-09-09

Rotary working vehicle

#86
20210277625
2021-09-09

Swivel joint and construction machine having the same

#87
20210262196
2021-08-26

Excavator and control apparatus for excavator

#88
20210262190
2021-08-26

Shovel and control device for shovel

#89
20210222398
2021-07-22

Tracked vehicle with rotating upper structure and processes therefor

#90
20210207342
2021-07-08

Work machine

#91
20210189686
2021-06-24

ELECTRIC MOTOR, ROTARY DRIVE SYSTEM, AND HYDRAULIC SHOVEL

#92
20210180291
2021-06-17

Turning control apparatus for turning-type working machine

#93
20210172152
2021-06-10

Construction machine

#94
20210156114
2021-05-27

Control device and control method for loading machine

#95
20210148087
2021-05-20

Boom potential energy recovery of hydraulic excavator

#96
20210102357
2021-04-08

Loading machine control device and control method

#97
20210009215
2021-01-14

Auto track alignment and undercarriage swing

#98
20210002864
2021-01-07

Boom potential energy recovery of hydraulic excavator

#99
20210002863
2021-01-07

Shovel

#100
20210002859
2021-01-07

Shovel

#101
20200385957
2020-12-10

Construction machine

#102
20200362538
2020-11-19

Slewing-type work machine

#103
20200354921
2020-11-12

SHOVEL AND SHOVEL MANAGEMENT SYSTEM

#104
20200347577
2020-11-05

Excavator including upper swing body having free swing function

#105
20200347575
2020-11-05

Drive system of construction machine

#106
20200299929
2020-09-24

Work vehicle, work management system, and work vehicle control method

#107
20200291613
2020-09-17

Hydraulic system

#108
20200291606
2020-09-17

Shovel

#109
20200232185
2020-07-23

Loading machine control device and control method

#110
20200199843
2020-06-25

Shovel

#111
20200173146
2020-06-04

System and method for indicating to an operator a forward direction of travel of a machine

#112
20200166101
2020-05-28

Planetary gear module for swing drive

#113
20200165800
2020-05-28

Device for detecting rotary angle and excavator

#114
20200080285
2020-03-12

Slewing control device for construction machine

#115
20200048871
2020-02-13

Working machine

#116
20200016715
2020-01-16

Control system for controlling a tool of a machine

#117
20190345695
2019-11-14

Hydraulic drive unit of hydraulic excavator

#118
20190301135
2019-10-03

Slewing-type working machine

#119
20190292752
2019-09-26

Boom potential energy recovery of hydraulic excavator

#120
20190242092
2019-08-08

Tracked vehicle with rotating upper structure and processes therefor

#121
20190145082
2019-05-16

System and method for controlling machine

#122
20190127953
2019-05-02

Control system for power machine

#123
20190093317
2019-03-28

Shovel

#124
20180347598
2018-12-06

Hydraulic drive system of construction machine

#125
20180347151
2018-12-06

SHOVEL AND CONTROL METHOD THEREOF

#126
20180347150
2018-12-06

Control system for construction machine

#127
20180347147
2018-12-06

Working machine

#128
20180347146
2018-12-06

Control system to adjust applied slewing power

#129
20180320337
2018-11-08

Slewing assist system

#130
20180274206
2018-09-27

Construction machine

#131
20180251956
2018-09-06

Working machine

#132
20180238018
2018-08-23

Control system for construction machine

#133
20180230670
2018-08-16

Control system, work machine, and control method

#134
20180216317
2018-08-02

Boom potential energy recovery of hydraulic excavator

#135
20180170722
2018-06-21

Rotation control system for material handling machines

#136
20180148304
2018-05-31

Electronically controlled hydraulic swing system

#137
20180106017
2018-04-19

Electric drive of mobile apparatus

#138
20180066413
2018-03-08

System and method for swing control

#139
20180044887
2018-02-15

Closed-loop control of swing

#140
20180023271
2018-01-25

Variable-speed volume-control direct-drive all-electric hydraulic excavator driving and energy recovery system

#141
20180023270
2018-01-25

METHOD FOR CONTROLLING FLOW RATE OF HYDRAULIC PUMP OF CONSTRUCTION MACHINE

#142
20180002896
2018-01-04

Drive control method of hydraulic actuator of construction machine

#143
20170350094
2017-12-07

Drive control system of operating machine, operating machine including drive control system, and drive control method of operating machine

#144
20170342685
2017-11-30

Hydraulic drive system of construction machine

#145
20170342683
2017-11-30

Swing control apparatus of construction equipment and control method thereof

#146
20170335547
2017-11-23

Hybrid construction machine

#147
20170335545
2017-11-23

System for measuring friction force of excavator swing device for supplying lubricating oil

#148
20170306590
2017-10-26

Hydraulic drive system of construction machine

#149
20170274891
2017-09-28

Hybrid construction machine

#150
20170248216
2017-08-31

Hydraulic unit

#151
20170211257
2017-07-27

Slewing type working machine

#152
20170204589
2017-07-20

Construction Machine, Hybrid Hydraulic Excavator, And Output Torque Control Method For Motor Generator

#153
20170184134
2017-06-29

Hydraulic system for work machine

#154
20170175782
2017-06-22

Construction machinery

#155
20170121941
2017-05-04

Safety hydraulic circuit

#156
20170121940
2017-05-04

Drive device of construction machine

#157
20170121937
2017-05-04

Power connection device

#158
20170114518
2017-04-27

Hydraulic hybrid circuit with energy storage for excavators or other heavy equipment

#159
20170107697
2017-04-20

Shovel and method of controlling shovel

#160
20170107692
2017-04-20

Dynamic motion optimization for excavating machines

#161
20170107691
2017-04-20

Method for controlling swing motor in hydraulic system and hydraulic system

#162
20170107690
2017-04-20

Rotation drive apparatus for construction machine

#163
20170097384
2017-04-06

ELECTRIC LEAKAGE DETECTING DEVICE OF IN-VEHICLE POWER SUPPLY SYSTEM AND HYDRAULIC EXCAVATOR

#164
20170096796
2017-04-06

Slewing control device for hybrid construction machine and hybrid construction machine

#165
20170058487
2017-03-02

Construction machine

#166
20170058486
2017-03-02

Hydraulic drive apparatus for construction machine

#167
20170016208
2017-01-19

Work machine

#168
20170016206
2017-01-19

Hybrid-type working machine

#169
20170015534
2017-01-19

Electronically controlled hydraulic swing system

#170
20160356020
2016-12-08

Control system for construction machinery and control method for construction machinery using the same

#171
20160348343
2016-12-01

Control system of work machine and work machine

#172
20160348340
2016-12-01

Construction machine

#173
20160340870
2016-11-24

Shovel

#174
20160340869
2016-11-24

Shovel with enhanced engine speed management using power storage device

#175
20160340865
2016-11-24

Shovel

#176
20160340864
2016-11-24

Revolving device for work vehicle, and method for manufacturing same

#177
20160340861
2016-11-24

Shovel with output restriction based on temperature of components

#178
20160312440
2016-10-27

Construction machine

#179
20160298313
2016-10-13

Hybrid-type construction machine

#180
20160289925
2016-10-06

Rotatory energy recycling control device for hydraulic excavator

#181
20160281335
2016-09-29

System and method for controlling stability in heavy machinery

#182
20160281329
2016-09-29

Engine assist by recovering swing kinetic energy

#183
20160252107
2016-09-01

Hydraulic excavator drive system

#184
20160251836
2016-09-01

Posture computing apparatus for work machine, work machine, and posture computation method for work machine

#185
20160251833
2016-09-01

HYDRAULIC DRIVE SYSTEM OF CONSTRUCTION MACHINE

#186
20160237649
2016-08-18

Electric drive of mobile apparatus

#187
20160237648
2016-08-18

Control system for hybrid construction machine

#188
20160222990
2016-08-04

Hydraulic drive system

#189
20160168822
2016-06-16

Hydraulic hybrid swing drive system for excavators

#190
20160153473
2016-06-02

Shovel

#191
20160146232
2016-05-26

Energy regeneration system for construction machine

#192
20160084277
2016-03-24

Hydraulic system for a working machine and a method for controlling a hydraulic system

#193
20160040690
2016-02-11

Drive control system of operating machine, operating machine including drive control system, and drive control method of operating machine

#194
20160040393
2016-02-11

Mobile apparatus with operating system

#195
20160032949
2016-02-04

Slewing drive apparatus for construction machine

#196
20160010694
2016-01-14

Thrust rail and swing gear assembly for a mining vehicle

#197
20160010309
2016-01-14

Support rail and swing gear assembly for a mining vehicle

#198
20160009316
2016-01-14

Control system for switching traction device inputs

#199
20160003266
2016-01-07

Work machine

#200
20160002887
2016-01-07

Construction machine

#201
20160002880
2016-01-07

Work machine

#202
20150368880
2015-12-24

Hydraulic construction machinery

#203
20150364968
2015-12-17

Drive mechanism for rotatably coupling a system part or a machine part

#204
20150361641
2015-12-17

Swing control system for construction machines

#205
20150354603
2015-12-10

Hybrid construction machine

#206
20150345110
2015-12-03

Construction machine

#207
20150321630
2015-11-12

Apparatus for controlling direct current terminal voltage of construction machinery equipped with motor, and method for same

#208
20150300384
2015-10-22

Hydraulic system having energy recovery

#209
20150292181
2015-10-15

Hydrostatic Drive

#210
20150276044
2015-10-01

Shovel

#211
20150275938
2015-10-01

Control system for hybrid construction machine

#212
20150275483
2015-10-01

Shovel and control method thereof

#213
20150275478
2015-10-01

Shovel

#214
20150267379
2015-09-24

Upper slewing body for construction machine

#215
20150259879
2015-09-17

Electric swiveling type construction machine

#216
20150247304
2015-09-03

Implement system having hydraulic start assist

#217
20150240450
2015-08-27

Shovel

#218
20150240449
2015-08-27

Method and apparatus for controlling swing body of construction equipment

#219
20150233090
2015-08-20

TURRET ASSEMBLY FOR MACHINES

#220
20150226288
2015-08-13

Simple planetary reduction gear

#221
20150225929
2015-08-13

Shovel

#222
20150225928
2015-08-13

Shovel

#223
20150219123
2015-08-06

Construction machine

#224
20150184364
2015-07-02

Control system for hybrid construction machine

#225
20150184362
2015-07-02

Slewing-type working machine

#226
20150142276
2015-05-21

Shovel provided with electric swiveling apparatus and method of controlling the same

#227
20150099604
2015-04-09

Drive device for construction machine

#228
20150081147
2015-03-19

Hybrid working machine and method of controlling hybrid working machine

#229
20150078872
2015-03-19

Shovel and method of controlling shovel

#230
20150075147
2015-03-19

Hydraulic control system for machine

#231
20150059329
2015-03-05

Hydraulic system for construction equipment

#232
20150032314
2015-01-29

Hybrid work machine and method of controlling auto-stop of engine for the same

#233
20150013323
2015-01-15

Circuit pressure control device, hydraulic control circuit using circuit pressure control unit, and hydraulic control circuit of construction machine

#234
20150013318
2015-01-15

Hydraulic pressure control device for swing motor for construction machinery

#235
20140371995
2014-12-18

Work machine

#236
20140331664
2014-11-13

Slewing type working machine

#237
20140330489
2014-11-06

Industrial machine

#238
20140316664
2014-10-23

Aggressive and stable speed control

#239
20140303855
2014-10-09

Swivel control apparatus and method

#240
20140296017
2014-10-02

Shovel

#241
20140296016
2014-10-02

Shovel

#242
20140277970
2014-09-18

Hybrid construction machine and method for controlling the same

#243
20140257647
2014-09-11

Swing operating machine and method of controlling swing operating machine

#244
20140246101
2014-09-04

Device and method for conveying thick matter, in particular concrete, with angle of rotation measurement

#245
20140241842
2014-08-28

Electrical swivel working machine

#246
20140238010
2014-08-28

CONTROL SYSTEM FOR OPERATING WORK DEVICE FOR CONSTRUCTION MACHINE

#247
20140230420
2014-08-21

Energy recovery system for hydraulic machine

#248
20140222274
2014-08-07

Hybrid excavator and method of controlling hybrid excavator

#249
20140199148
2014-07-17

Hybrid construction machine

#250
20140178167
2014-06-26

Rotation control device and construction machine including rotation control device

#251
20140166135
2014-06-19

Slewing-type working machine

#252
20140165548
2014-06-19

Work machine

#253
20140147238
2014-05-29

CONSTRUCTION MACHINE

#254
20140145657
2014-05-29

Turning drive device

#255
20140140799
2014-05-22

Rotation-type construction machine

#256
20140123847
2014-05-08

Hydraulic excavator

#257
20140119867
2014-05-01

Energy recovery system having integrated boom/swing circuits

#258
20140107898
2014-04-17

Hybrid work machine and method of controlling same

#259
20140090369
2014-04-03

Hydraulic drive device for working machine

#260
20140084831
2014-03-27

Control device and method for controlling electric motor

#261
20140060030
2014-03-06

HYDRAULIC ACCUMULATOR HEALTH MONITOR

#262
20140060022
2014-03-06

Hydraulic control system having swing motor energy recovery

#263
20140060021
2014-03-06

Hydraulic control system having swing oscillation dampening

#264
20140060018
2014-03-06

HYDRAULIC CONTROL SYSTEM

#265
20140044514
2014-02-13

Slewing type working machine

#266
20140032059
2014-01-30

Rotation control device of working machine

#267
20140013753
2014-01-16

Slewing type working machine

#268
20140013752
2014-01-16

Slewing type working machine

#269
20130334999
2013-12-19

Anti-rebounding control apparatus and method in an electrical swing system of a hybrid excavator

#270
20130332036
2013-12-12

Drive control method of operating machine

#271
20130317710
2013-11-28

System for controlling construction machine

#272
20130302127
2013-11-14

Shovel

#273
20130299256
2013-11-14

Hybrid construction machine

#274
20130298544
2013-11-14

Construction machine having revolving structure

#275
20130287331
2013-10-31

Thrust roller bearing

#276
20130282241
2013-10-24

Excavator

#277
20130255422
2013-10-03

Drive apparatus and construction machine provided with same

#278
20130255243
2013-10-03

Turning control apparatus

#279
20130239560
2013-09-19

Hydraulic pump control system for construction machinery

#280
20130231210
2013-09-05

Drive apparatus and construction machine provided with same

#281
20130213026
2013-08-22

Drive control method of operating machine

#282
20130195597
2013-08-01

Construction machine having swing body

#283
20130180247
2013-07-18

Electro-hydraulic drive system for a work machine

#284
20130174556
2013-07-11

Hybrid construction machine

#285
20130164109
2013-06-27

Construction machine

#286
20130152565
2013-06-20

HYDRAULIC SYSTEM HAVING ENERGY RECOVERY

#287
20130149095
2013-06-13

Mobile apparatus

#288
20130139678
2013-06-06

Hydraulic drive system for hydraulic working machine

#289
20130111888
2013-05-09

TORQUE OUTPUT CONTROL FOR SWING PUMP

#290
20130098021
2013-04-25

Hydraulic pump control system for construction machinery

#291
20130089400
2013-04-11

Swing device for construction machine

#292
20130073111
2013-03-21

Control device for an electric actuator

#293
20130061587
2013-03-14

System and method for recovering energy and leveling hydraulic system loads

#294
20130058750
2013-03-07

Hybrid construction machine

#295
20130045828
2013-02-21

Revolving apparatus for construction machine

#296
20130038121
2013-02-14

Hybrid Construction Machine Control System

#297
20130011233
2013-01-10

CONSTRUCTION MACHINE

#298
20130004280
2013-01-03

Hydraulic control system having swing motor energy recovery

#299
20130004278
2013-01-03

Hydraulic control system having swing energy recovery

#300
20130000290
2013-01-03

Energy recovery system having accumulator and variable relief