ClassID:

146495

F15B2211/862 - 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 electric or electronic failure

Sub-classes:
Recent Application in this class:
#1
20250376993
2025-12-11

HYDRAULIC DRIVE DEVICE

#2
20210270008
2021-09-02

Method and system to securely manage quick coupling of tools in an earth moving equipment

#3
20210190205
2021-06-24

Automatic transmission park control system

#4
20190301629
2019-10-03

Manual override assembly

#5
20190063039
2019-02-28

Hydraulic energy regeneration system for work machine

#6
20180094746
2018-04-05

Methods and apparatus for automatically detecting the failure configuration of a pneumatic actuator

#7
20180051444
2018-02-22

Hydraulic control system of construction machine

#8
20170252912
2017-09-07

Hydrodynamic compression or cutting tool

#9
20170051841
2017-02-23

Manual override assembly

#10
20160208831
2016-07-21

System for estimating a sensor output

#11
20120112759
2012-05-10

System and method for testing a secondary servo control circuit in a redundant control configuration

#12
20110284083
2011-11-24

Fail-freeze device for positioner

#13
20110138799
2011-06-16

Control system for swashplate pump

#14
20110083750
2011-04-14

Method for operating a hydraulic actuation power system experiencing pressure sensor faults

#15
20100251705
2010-10-07

Control of a fluid circuit using an estimated sensor value

#16
20080230127
2008-09-25

Actuator position control device using a fail freeze servo-valve

#17
20070277670
2007-12-06

Maintaining the position of an electro-hydraulic servo valve controlled device upon loss of position command

#18
20070044651
2007-03-01

Valve arrangement for the activation of a structural element