ClassID:

146399

F15B2211/6052 - CPC Classification

Classification description:

Circuits for servomotor systems; Circuit components or control therefor; Load sensing circuits having valve means between output member and the load sensing circuit using check valves

Recent Application in this class:
#1
20260049622
2026-02-19

OPEN AND CLOSED CIRCUIT PARALLEL DRIVE SYSTEM AND CONTROL METHOD BASED ON A FOUR-CHAMBER HYDRAULIC CYLINDER

#2
20250035133
2025-01-30

FLOATING CONTROL SYSTEM FOR FIXED DISPLACEMENT PUMP SYSTEM

#3
20200200194
2020-06-25

Downhole tractor comprising an improved hydraulic system

#4
20190211849
2019-07-11

Fluid power distribution and control system

#5
20180347153
2018-12-06

Pressure compensation unit

#6
20170276151
2017-09-28

HYDRAULIC CIRCUIT FOR CONSTRUCTION EQUIPMENT

#7
20160145834
2016-05-26

Vent for load sense valves

#8
20150354173
2015-12-10

Pressure compensation valve

#9
20150107699
2015-04-23

Valve for valve assembly

#10
20140245732
2014-09-04

Proportional directional control valve, and hydraulic circuit and hydropneumatic suspension system having such a valve

#11
20140053543
2014-02-27

Hydraulic valve device

#12
20130153043
2013-06-20

FLOW FORCE-COMPENSATING VALVE ELEMENT WITH LOAD CHECK

#13
20120233996
2012-09-20

System for allocating fluid from multiple pumps to a plurality of hydraulic functions on a priority basis

#14
20120224983
2012-09-06

MULTI-WAY VALVE, HYDRAULIC DEVICE AND CONCRETE PUMP VEHICLE

#15
20120085946
2012-04-12

Valve device

#16
20100242719
2010-09-30

Hydraulic load control valve device

#17
20100236234
2010-09-23

Hydraulic valve device

#18
20100193714
2010-08-05

HYDRAULIC ACTUATOR

#19
20100071543
2010-03-25

Hydraulic apparatus

#20
20100037604
2010-02-18

Fluid power distribution and control system

#21
20080282691
2008-11-20

Pressure-compensating directional control valve

#22
20080164115
2008-07-10

Hydraulic circuit for controlling a hybrid clutch and an automatic transmission of a motor vehicle

#23
20080010982
2008-01-17

Control Valve for a Servo Steering System

#24
20070289298
2007-12-20

Suspension arrangement for a boom assembly mounted on an agricultural sprayer

#25
20070227133
2007-10-04

Cylinder with internal pushrod

#26
20070220880
2007-09-27

Hydraulic vehicle stabilizer system with two-stage bi-rotational hydraulic pump system

#27
20060156914
2006-07-20

Hydraulic control

#28
20060142107
2006-06-29

Hydraulic control apparatus

#29
20060090949
2006-05-04

Hydrostatic drive system

#30
20050287017
2005-12-29

Saturation-proof hydraulic control device that is composed of two or more elements

#31
20050210871
2005-09-29

Work vehicle hydraulic system

#32
20050098030
2005-05-12

Hydrostatic drive system with a safety device

#33
20050072145
2005-04-07

Power conserving hydraulic pump bypass compensator circuit

#34
20050066655
2005-03-31

Cylinder with internal pushrod