ClassID:

129103

E02F9/2257 - CPC Classification

Classification description:

Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups  - ; Drives; Control devices; Hydraulic or pneumatic drives Vehicle levelling or suspension systems

Recent Application in this class:
#1
20260132596
2026-05-14

HYDRAULIC SYSTEM FOR LEG ASSEMBLY OF WORK MACHINE

#2
20250347085
2025-11-13

Automatic Levelling of Work Machine

#3
20230008505
2023-01-12

Anti-bounce control systems for machines, and associated methods

#4
20220259827
2022-08-18

Four-legged construction machine having slope stability system with locking valves

#5
20210332836
2021-10-28

Accumulator pre-charge monitoring using position sensor

#6
20210283971
2021-09-16

Relative velocity based actuator velocity calibration system

#7
20210163089
2021-06-03

Work vehicle

#8
20210102358
2021-04-08

Motor grader suspended mass ride control

#9
20190009844
2019-01-10

Auto-leveling drive axle device for wheeled tractor, and leveling method

#10
20180231030
2018-08-16

Method for forming hydraulic actuator hydraulic oil passage

#11
20180163373
2018-06-14

Active damping ride control system for attenuating oscillations in a hydraulic actuator of a machine

#12
20180072126
2018-03-15

Vehicle damping system and vehicle

#13
20170114525
2017-04-27

Hydraulic system having automatic ride control

#14
20160362149
2016-12-15

Construction vehicle having a tippable chassis

#15
20160319516
2016-11-03

Ride control system for power machine

#16
20160097238
2016-04-07

Machine leveling assembly and method

#17
20140210184
2014-07-31

Hydraulic suspension hitch system

#18
20140178164
2014-06-26

Machine having hydraulically actuated implement system with combined ride control and downforce control system

#19
20120324767
2012-12-27

Hydraulic suspension hitch system

#20
20120073843
2012-03-29

SUSPENSION DEVICE FOR A WORK VEHICLE

#21
20120065846
2012-03-15

Body movement mitigation in earth-moving vehicles

#22
20110036674
2011-02-17

Work vehicle control device

#23
20090152025
2009-06-18

Hydraulic system for leveling apparatus in excavator and forestry equipment

#24
20090088933
2009-04-02

System and method for controlling automatic leveling of heavy equipment

#25
20080303342
2008-12-11

Work vehicle control device

#26
20080174097
2008-07-24

Oscillating undercarriage, in particular for a drilling device

#27
20070295419
2007-12-27

Axle locking cylinder structure for heavy construction equipment

#28
20060163508
2006-07-27

Hydraulic circuit in work vehicle

#29
20060113749
2006-06-01

Articulated dozer with frame structure for decreased height variation in the vehicle chassis