ClassID:

146499

F15B2211/8633 - CPC Classification

Classification description:

Circuits for servomotor systems; Other types of control related to particular problems or conditions; Control during or prevention of abnormal conditions the abnormal condition being a hydraulic or pneumatic failure Pressure source supply failure

Recent Application in this class:
#1
20240141885
2024-05-02

Hydraulic pump performance deterioration detection system

#2
20240077091
2024-03-07

Hydraulic pump performance deterioration detection system

#3
20230213031
2023-07-06

Hydraulic control system for linear actuation

#4
20230009724
2023-01-12

Hydraulic system with a switch valve block for a hydraulically actuatable working machine

#5
20220397134
2022-12-15

Control strategy for hydraulic system

#6
20220228609
2022-07-21

Power transfer unit with breakout friction reduction and leakage reduction

#7
20220136498
2022-05-05

System and method for determining operational readiness of a backup hydraulic pump system

#8
20220081103
2022-03-17

Failsafe valve for geared rotary actuator

#9
20210105944
2021-04-15

Draper head with securing action for a height-adjustable reel

#10
20200391846
2020-12-17

Spoiler droop function with mechanical feedback driving hydraulic valve

#11
20200340504
2020-10-29

Prediction of hydraulic pump health and failure

#12
20200256479
2020-08-13

Steam valve driving apparatus

#13
20190257328
2019-08-22

Electro-hydraulic control system with fail-safe pilot valves

#14
20190226355
2019-07-25

Methods and apparatus to diagnose a pneumatic actuator-regulating accessory

#15
20190161983
2019-05-30

Large manipulator with decentralized hydraulic system

#16
20190119934
2019-04-25

Electrohydraulic control circuit for a large manipulator

#17
20180340552
2018-11-29

Pneumatic unit for a hydropneumatic pressure booster

#18
20180266607
2018-09-20

Joint device

#19
20180215116
2018-08-02

Residual load relief system for hydraulic compactors having rotary pumps

#20
20180080507
2018-03-22

Drain valve

#21
20170191346
2017-07-06

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

#22
20170159263
2017-06-08

Valve unit for a quick-changer and quick-change system

#23
20170058921
2017-03-02

Automatic oil spill detection system

#24
20160195113
2016-07-07

Servo-control and an aircraft having such a servo-control

#25
20160146231
2016-05-26

Hydraulic port safety locking device

#26
20150275931
2015-10-01

Turbine valve actuator

#27
20150152887
2015-06-04

Fail-safe actuation system

#28
20140151501
2014-06-05

Electro hydrostatic actuator system for retracting/extending landing gear

#29
20140103233
2014-04-17

Hydraulic valve arrangement and hydraulic machine arrangement having a valve arrangement of this kind

#30
20140099212
2014-04-10

Automatic oil spill detection system

#31
20140026969
2014-01-30

Fail-safe actuation system

#32
20140000737
2014-01-02

Zonal hydraulic systems and methods

#33
20120024531
2012-02-02

Autochoke system

#34
20110290353
2011-12-01

Hydraulic system for aircraft actuators

#35
20110266390
2011-11-03

Hydraulic apparatus for aircraft actuators

#36
20090242694
2009-10-01

Hydraulic system for aircraft

#37
20090165457
2009-07-02

Double redundancy electro hydrostatic actuator system

#38
20080236932
2008-10-02

Actuator control system

#39
20080203234
2008-08-28

Trim actuator actuating system for a hydraulically actuatable trimmable horizontal stabilizer actuator

#40
20080087766
2008-04-17

Architecture for a hydraulic system for operating aircraft landing gear

#41
20080087765
2008-04-17

Architecture for a hydraulic system for operating aircraft landing gear

#42
20080066814
2008-03-20

Two-stage servo-valve

#43
20070199314
2007-08-30

System for positioning a piston including a fail fixed valve for holding the piston in position during a power interruption and method of using same

#44
20070130898
2007-06-14

Hydraulic system for a self-propelled harvesting machine

#45
20050132877
2005-06-23

Redundant flow control for hydraulic actuator systems