ClassID:

146334

F15B2211/41563 - CPC Classification

Classification description:

Circuits for servomotor systems; Flow control characterised by the connections of the flow control means in the circuit being connected to a pressure source and a return line

Recent Application in this class:
#1
20260139694
2026-05-21

LINEAR ACTUATOR ASSEMBLY AND SYSTEM

#2
20250137474
2025-05-01

APPARATUS AND METHOD FOR RECIRCULATING HYDRAULIC FLUID

#3
20240301661
2024-09-12

Work Machine

#4
20230078399
2023-03-16

Valve calibration system and calibration method

#5
20220402627
2022-12-22

Thermal hydraulic active warming system

#6
20220333349
2022-10-20

Hydraulic unit

#7
20220228609
2022-07-21

Power transfer unit with breakout friction reduction and leakage reduction

#8
20220163054
2022-05-26

Linear actuator assembly and system

#9
20200347854
2020-11-05

Linear Actuator Assembly and System

#10
20200271134
2020-08-27

Hydraulic device and control method of hydraulic device

#11
20200224682
2020-07-16

Linear actuator assembly and system

#12
20190249693
2019-08-15

Discharge pressure scale and lifting-lowering device having a discharge pressure scale of this type

#13
20190169819
2019-06-06

Shovel and control valve for shovel

#14
20190061459
2019-02-28

Compressed air supply system

#15
20190003587
2019-01-03

Hydraulic switching assembly for a motor vehicle

#16
20180258614
2018-09-13

Hydraulic distributor with valve device with active discharge in load sensing circuits

#17
20180017087
2018-01-18

Hydraulic actuator control circuit

#18
20170152875
2017-06-01

Compressed-air supply installation, pneumatic system, and method for controlling a compressed-air supply installation

#19
20170146035
2017-05-25

Linear actuator assembly and system

#20
20170114807
2017-04-27

Linear actuator assembly and system

#21
20170058921
2017-03-02

Automatic oil spill detection system

#22
20170008056
2017-01-12

Apparatus and method for the electrohydraulic control of parallelism in a bending machine for working metal products

#23
20150308625
2015-10-29

Hydraulic control arrangement for a plurality of actuators

#24
20150308469
2015-10-29

Machine control system having hydraulic warmup procedure

#25
20150260204
2015-09-17

Cylinder driving apparatus

#26
20150252554
2015-09-10

Hydraulic drive system for construction machine

#27
20150152842
2015-06-04

Wind energy system with a pitch adjustment system

#28
20140193230
2014-07-10

Hydraulic fluid warm-up

#29
20140099212
2014-04-10

Automatic oil spill detection system

#30
20140050592
2014-02-20

Temperature detection method in a hydraulic arrangement

#31
20140033690
2014-02-06

MACHINE HYDRAULIC SYSTEM HAVING FINE CONTROL MODE

#32
20130081704
2013-04-04

Meterless hydraulic system having multi-actuator circuit

#33
20130025335
2013-01-31

Apparatus and method for the electrohydraulic control of parallelism in a bending machine for working metal products

#34
20120180878
2012-07-19

Valve control valve circuit for operating a single acting hydraulic cylinder

#35
20110088385
2011-04-21

Fluid pressure actuator unit

#36
20100287924
2010-11-18

Dual pump hydraulic system

#37
20100050621
2010-03-04

Machine control system having hydraulic warmup procedure

#38
20090094971
2009-04-16

SYSTEM AND APPARATUS TO SYNCHRONIZE A PLURALITY OF HYDRAULICALLY ACTUATED COMPONENTS

#39
20090007464
2009-01-08

Hydraulic shovel

#40
20080173014
2008-07-24

Hydraulic control device of construction machine

#41
20070217898
2007-09-20

Access method and apparatus that limit motion according to load and position

#42
20060273270
2006-12-07

Valve

#43
20060218914
2006-10-05

Hydraulic control arrangement

#44
20060150621
2006-07-13

Method and apparatus for warm up control of autonomous inverter-driven hydraulic unit

#45
20050204736
2005-09-22

Hydraulic control device for working machine

#46
20050103007
2005-05-19

Power system and work machine using same

#47
20050035320
2005-02-17

Electromagnetic proportional flow rate control valve