ClassID:

146482

F15B2211/785 - CPC Classification

Classification description:

Circuits for servomotor systems; Output members, e.g. hydraulic motors or cylinders or control therefor Compensation of the difference in flow rate in closed fluid circuits using differential actuators

Recent Application in this class:
#1
20240401614
2024-12-05

Hydraulic Drive System Having a 2X2Q Pump Unit

#2
20220347023
2022-11-03

Hydraulic system for a mobile rescue stretcher and mobile rescue stretcher

#3
20220074170
2022-03-10

Construction machine

#4
20210239137
2021-08-05

System to pump fluid and control thereof

#5
20210239136
2021-08-05

Hydraulic axis with energy storage feature

#6
20200277972
2020-09-03

Prime mover system and methods utilizing balanced flow within bi-directional power units

#7
20200256353
2020-08-13

Logic-controlled flow compensation circuit for operating single-rod hydrostatic actuators

#8
20190352884
2019-11-21

Construction machine

#9
20190234431
2019-08-01

Cylinder driving device

#10
20190162208
2019-05-30

Electro-hydrostatic drive system

#11
20190010964
2019-01-10

System to pump fluid and control thereof

#12
20180266447
2018-09-20

Pump-controlled hydraulic circuits for operating a differential hydraulic actuator

#13
20180142710
2018-05-24

Hydraulic drive with rapid stroke and load stroke

#14
20170191346
2017-07-06

Apparatus and methods for manual override of hydraulic choke or valve actuators

#15
20170114805
2017-04-27

Prime mover system and methods utilizing balanced flow within bi-directional power units

#16
20170073931
2017-03-16

Work machine

#17
20160333903
2016-11-17

Hydraulic system having regeneration and hybrid start

#18
20160230900
2016-08-11

Valve device

#19
20160177539
2016-06-23

Working machine

#20
20160153474
2016-06-02

Metering check valve

#21
20160091004
2016-03-31

Method for controlling pressure in a hydraulic actuator

#22
20160084279
2016-03-24

Hydraulic drive with rapid stroke and load stroke

#23
20160084274
2016-03-24

System to pump fluid and control thereof

#24
20160076558
2016-03-17

Method of increasing electro-hydrostatic actuator piston velocity

#25
20160061233
2016-03-03

Electric hydraulic actuator

#26
20160032945
2016-02-04

Hydraulic system for construction machine

#27
20150292526
2015-10-15

Hydraulic driving system

#28
20150292183
2015-10-15

Hydraulic system for work machine

#29
20150260204
2015-09-17

Cylinder driving apparatus

#30
20150176613
2015-06-25

Hydraulic axle

#31
20150176610
2015-06-25

Hydraulic drive system

#32
20150152887
2015-06-04

Fail-safe actuation system

#33
20150135697
2015-05-21

Driving device for work machine and work machine equipped therewith

#34
20150113970
2015-04-30

Hydraulic system for construction machinery

#35
20150013320
2015-01-15

Hydraulic drive system

#36
20140283510
2014-09-25

Hydraulic drive system

#37
20140196628
2014-07-17

Railcar damping device

#38
20140130487
2014-05-15

Hydraulic drive system

#39
20140124323
2014-05-08

Hydraulic actuating device for actuation of at least one friction clutch and at least one gear setting element in a motor vehicle

#40
20140123639
2014-05-08

Hydraulic drive system

#41
20140083807
2014-03-27

Vibration damping device for railway vehicle

#42
20140026969
2014-01-30

Fail-safe actuation system

#43
20130333894
2013-12-19

Subsea actuation system

#44
20130247750
2013-09-26

Electro-hydraulic pilot operated relief valve

#45
20130167522
2013-07-04

Hydraulic circuit for construction machine

#46
20130098464
2013-04-25

Closed-loop hydraulic system having regeneration configuration

#47
20130098458
2013-04-25

HYDRAULIC SYSTEM HAVING MULTIPLE CLOSED-LOOP CIRCUITS

#48
20130098024
2013-04-25

Hydraulic system

#49
20130098017
2013-04-25

Hydraulic system

#50
20130098010
2013-04-25

Closed-loop hydraulic system having priority-based sharing

#51
20130081704
2013-04-04

Meterless hydraulic system having multi-actuator circuit

#52
20130008156
2013-01-10

Hydraulic actuating device for actuation of one or more setting elements in, in particular, a motor vehicle transmission

#53
20120240566
2012-09-27

Hydraulic controller

#54
20120055149
2012-03-08

SEMI-CLOSED HYDRAULIC SYSTEMS

#55
20120048029
2012-03-01

Hydraulic system and universal testing machine

#56
20110248196
2011-10-13

Electro-hydraulic actuator including a release valve assembly

#57
20110209471
2011-09-01

Velocity control of unbalanced hydraulic actuator subjected to over-center load conditions

#58
20110146262
2011-06-23

Electrohydraulic actuator with a pump incorporated in the piston

#59
20110100717
2011-05-05

Absorber-replenisher in a hydrostatic circuit

#60
20110023477
2011-02-03

Hydrostatic circuit lock valve components, circuits, systems, and method

#61
20110011257
2011-01-20

ELECTRO-HYDRAULIC ACTUATOR HAVING END CAP WITH SPLIT BUSHING

#62
20100162885
2010-07-01

System and method for enabling floating of earthmoving implements

#63
20100115936
2010-05-13

System and method for pump-controlled cylinder cushioning

#64
20080072589
2008-03-27

Hydraulic drive

#65
20070199315
2007-08-30

Apparatus and methods for actuation