ClassID:

146002

F15B2013/0412 - CPC Classification

Classification description:

Details of servomotor systems ; Valves for servomotor systems; Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor; Valve members; Fluid interconnections therefor with three positions

Recent Application in this class:
#1
20260009408
2026-01-08

HYDRAULIC FORCE FIGHT MITIGATION

#2
20250198430
2025-06-19

ULTRA-HIGH PRECISION PNEUMATIC FORCE SERVO SYSTEM AND INTELLIGENT CONTROL PARAMETER OPTIMIZATION METHOD THEREFOR

#3
20240360849
2024-10-31

Hydraulic system for rotary implement

#4
20240284820
2024-08-29

Hydraulic circuit for colter pressure and blower rotational speed adjustment at an agricultural spreading machine

#5
20230292670
2023-09-21

Baler connectable to a tractor for providing round bales and method for producing round bales

#6
20230151829
2023-05-18

HYDRAULIC FORCE FIGHT MITIGATION

#7
20210180618
2021-06-17

Hydraulic system of working machine

#8
20200292100
2020-09-17

Spool valve device and spool valve

#9
20200284272
2020-09-10

Industrial apparatus comprising a pneumatic control valve

#10
20200240444
2020-07-30

Valve arrangement and control method

#11
20200003332
2020-01-02

Method of controlling a three-position slide valve

#12
20190316607
2019-10-17

Aircraft hydraulic system with a dual spool valve and methods of use

#13
20190285191
2019-09-19

Valve system in an injection molding system

#14
20190186510
2019-06-20

Leakage modulation in hydraulic systems containing a three-way spool valve

#15
20190119879
2019-04-25

Hydraulic system for working machine and control valve

#16
20190056036
2019-02-21

Spool valve

#17
20190040878
2019-02-07

FOUR-WAY CONTROL VALVE FOR PNEUMATIC CHARGING AND DISCHARGING OF WORKING VESSEL

#18
20190037775
2019-02-07

Device for controlling the outlet flap of a baler and method thereof

#19
20180283409
2018-10-04

Pneumatic valve arrangement

#20
20180172039
2018-06-21

Energy recovery system and method for hydraulic tool

#21
20180112684
2018-04-26

Boom control with integrated variable return metering

#22
20180106386
2018-04-19

Spool and body architectures for three-position directional control valves

#23
20180043590
2018-02-15

Valve system in an injection molding system

#24
20170306990
2017-10-26

ENERGY SAVING DIRECTIONAL-CONTROL VALVES FOR PROVIDING INPUT-OUTPUT COMPATIBILITY WITH STANDARD NON-ENERGY SAVING DIRECTIONAL-CONTROL VALVES

#25
20170254424
2017-09-07

Three-position booster valve mechanism having a piston-cylinder control system which connects centrally in between supply and exhaust valves to an operating member

#26
20170152966
2017-06-01

Hydraulic valve

#27
20170067569
2017-03-09

Three position closed center poppet valve

#28
20170059057
2017-03-02

Electromagnetic proportional control valve system

#29
20160362034
2016-12-15

Hoist device for dump truck

#30
20160201813
2016-07-14

Spool and body architectures for three-position directional control valves

#31
20150354720
2015-12-10

Directional control valve with double-solenoid configurations

#32
20150330519
2015-11-19

Line pressure valve to selectively control distribution of pressurized fluid

#33
20150083256
2015-03-26

Direct drive rotary valve

#34
20150027573
2015-01-29

Electromagnetic valve

#35
20150020905
2015-01-22

Valve assembly having dual functionality for directional control of a piston on a fluid actuated device

#36
20140245732
2014-09-04

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

#37
20140158922
2014-06-12

Solenoid valve assembly

#38
20110005625
2011-01-13

Solenoid valve assembly

#39
18382281
2024-12-10

Three way transfer valve for parallel electrohydraulic servo valve control of actuator