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ClassID:

146308 ⎘

F15B2211/36 - CPC Classification

Classification description:

Circuits for servomotor systems; Directional control Pilot pressure sensing

Recent Application in this class:
#1
20250137475
2025-05-01

Calibration System in Hydraulic System

 #2
20230304262
2023-09-28

Work Machine

 #3
20220154741
2022-05-19

Work machine

 #4
20220154738
2022-05-19

Work machine and control method

 #5
20220120295
2022-04-21

Drive device for hydraulic cylinder in work machine

 #6
20210032851
2021-02-04

Electrohydraulic control device for construction machine and method thereof

 #7
20200392972
2020-12-17

Control valve assembly for an indirect pneumatic control, and method for controlling a working fluid pressure

 #8
20200173145
2020-06-04

Work machine hydraulic control system

 #9
20190345692
2019-11-14

Construction machine

 #10
20180073524
2018-03-15

HYDRAULIC ACTUATOR CONTROL SYSTEM

 #11
20170107695
2017-04-20

Hydraulic system for work machine, and work machine

 #12
20170009430
2017-01-12

Working machine control system

 #13
20170009429
2017-01-12

Working machine control system

 #14
20160160883
2016-06-09

Hydraulic circuit for construction machine

 #15
20150240446
2015-08-27

Hydraulic excavator

 #16
20150113970
2015-04-30

Hydraulic system for construction machinery

 #17
20140034133
2014-02-06

Dynamic seal wear mitigation system

 #18
20120216877
2012-08-30

Electro-hydraulic sensor fail safe

 #19
20100307606
2010-12-09

Control valve assembly with a workport pressure regulating device

 #20
20100100274
2010-04-22

Safety device for hydraulic working machine

 #21
20080155977
2008-07-03

Apparatus for easing impact on boom of excavator and method of controlling the same

 #22
18988992
2026-01-20

Energy recovery system and control strategy for hydraulic excavator boom