ClassID:

146484

F15B2211/85 - CPC Classification

Classification description:

Circuits for servomotor systems; Other types of control related to particular problems or conditions Control during special operating conditions

Sub-classes:
Recent Application in this class:
#1
20250052260
2025-02-13

HYDRAULIC BRAKING ENERGY UTILIZATION FOR EMERGENCY STEERING, BRAKING, CHARGING ACCUMULATOR(S), AND/OR WORK FUNCTIONS TO REDUCE OR PREVENT ENGINE FROM OVERSPEED, ASSIST ACCELERATION AND/OR UNLIMITED TOWING

#2
20240279912
2024-08-22

RELIEF SET-PRESSURE ADJUSTMENT SYSTEM

#3
20240026908
2024-01-25

Arrangement for operating a hydraulic consumer

#4
20230287907
2023-09-14

Hydraulic braking energy utilization for emergency steering, braking, charging accumulator(s), and/or work functions to reduce or prevent engine from overspeed, assist acceleration and/or unlimited towing

#5
20210310502
2021-10-07

Hydraulic braking energy utilization for emergency steering, braking, charging accumulator(s), and/or work functions to reduce or prevent engine from overspeed, assist acceleration and/or unlimited towing

#6
20210285470
2021-09-16

Automatic air bleeding system for hydraulics

#7
20210285466
2021-09-16

Redundant electrohydraulic positioning control system

#8
20210270008
2021-09-02

Method and system to securely manage quick coupling of tools in an earth moving equipment

#9
20210095702
2021-04-01

Pneumatic control device and process control device equipped therewith

#10
20190226355
2019-07-25

Methods and apparatus to diagnose a pneumatic actuator-regulating accessory

#11
20190186106
2019-06-20

Work machine

#12
20190136877
2019-05-09

Hydraulic braking emergency utilization for steering, braking, charging accumulator(s), and/or work functions to reduce or prevent engine from overspeed, assist acceleration and/or unlimited towing

#13
20190072948
2019-03-07

Parking position

#14
20180320714
2018-11-08

Pneumatic control device and process control device equipped therewith

#15
20180298923
2018-10-18

Fluid control device and method for operating a fluid control device

#16
20180172032
2018-06-21

Rotary actuator with position feedback device and process valve module

#17
20180087549
2018-03-29

Rotary drive having a position detection device and calibration method

#18
20170350427
2017-12-07

Monitoring device and method for determining operating health of pressure medium operated device

#19
20170185080
2017-06-29

Parking procedure

#20
20170121000
2017-05-04

Parking position

#21
20170101763
2017-04-13

Work vehicle and method of controlling work vehicle

#22
20170016207
2017-01-19

Working machine and control system

#23
20160312806
2016-10-27

Apparatus for blocking and for adjusting a pressure

#24
20160069282
2016-03-10

Engine speed controller of work machine

#25
20150360910
2015-12-17

Auxiliary pumping unit

#26
20150267589
2015-09-24

Multi-step regeneration device of DPF and regeneration method therefor

#27
20150013796
2015-01-15

Hydraulic circuit for automatic transmission

#28
20140366521
2014-12-18

Hydraulic drive system

#29
20140343804
2014-11-20

Working machine and control system

#30
20140190158
2014-07-10

Hydraulic circuit, and combination valve used in same hydraulic circuit

#31
20140178167
2014-06-26

Rotation control device and construction machine including rotation control device

#32
20140178164
2014-06-26

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

#33
20140083290
2014-03-27

Hydraulic system de-aeration device

#34
20140060020
2014-03-06

Hydraulic control system having over-pressure protection

#35
20140033690
2014-02-06

MACHINE HYDRAULIC SYSTEM HAVING FINE CONTROL MODE

#36
20140023523
2014-01-23

Closed loop drive circuit with external brake assist

#37
20130299266
2013-11-14

Hydraulic Ride Control System with Manual Mode Safeguard

#38
20120216898
2012-08-30

Methods and apparatus for bypassing a positioner in an active control loop

#39
20120036845
2012-02-16

Hydraulic control apparatus for work machine

#40
20120000191
2012-01-05

Hydraulic driving device for work machine

#41
20110262287
2011-10-27

Hydraulic pump controller for construction machine

#42
20110240146
2011-10-06

Control device for hybrid construction machine

#43
20110154816
2011-06-30

Fluid bypass system

#44
20110030363
2011-02-10

Open center hydraulic system

#45
20100096576
2010-04-22

VALVE BLEED SYSTEM

#46
20090266072
2009-10-29

Hydraulic reversing fan valve and machine using same

#47
20090151347
2009-06-18

Operation Control Circuit for Construction Machine

#48
20090148310
2009-06-11

Working fluid cooling control system for construction machine

#49
20090126361
2009-05-21

Pump torque controller of hydraulic working machine

#50
20080253841
2008-10-16

Hydraulically powered door and systems for operating same in low-temperature environments

#51
20080128036
2008-06-05

Softstart valve means

#52
20060179691
2006-08-17

Hydraulic control device of an excavator with improved loading performance on a slope