ClassID:

201518

H01F2007/185 - CPC Classification

Classification description:

Magnets; Electromagnets; Actuators including electromagnets with armatures; Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings; Monitoring or fail-safe circuits with armature position measurement

Recent Application in this class:
#1
20260038723
2026-02-05

METHOD AND SYSTEM FOR CLOSED-LOOP FEED FORWARD CONTROL OF ACTUATION OF A SOLENOID

#2
20250283552
2025-09-11

METHOD FOR DETERMINING THE SWITCHING POSITION OF A DIRECTLY CONTROLLED HYDRAULIC VALVE, METHOD FOR CONTROLLING A DIRECTLY CONTROLLED HYDRAULIC VALVE, HYDRAULIC VALVE AND HYDRAULIC SYSTEM

#3
20240212906
2024-06-27

Solenoid position estimation systems

#4
20230279965
2023-09-07

METHOD FOR DETERMINING THE POSITION OF AN ARMATURE OF AN ELECTROMAGNET AND FLUID SYSTEM

#5
20220359113
2022-11-10

Minimizing transient artifact of position estimate in inductively-sensed electromagnetic actuator system with shared inductive sensor

#6
20220336132
2022-10-20

Methods to control force in reluctance actuators based on flux related parameters

#7
20220148784
2022-05-12

Solenoid apparatus and methods

#8
20220020519
2022-01-20

Method and device for controlling an armature solenoid

#9
20210388921
2021-12-16

Method for determining a switching state of a valve, and solenoid valve assembly

#10
20210217549
2021-07-15

219-1040 method for driving inductive peak and hold loads at reduced power

#11
20210142937
2021-05-13

Linear Actuation System Having Side Stators

#12
20210134502
2021-05-06

Determine solenoid plunger position of a current controlled solenoid using position feedback

#13
20210096186
2021-04-01

Systems and methods for utilizing pow switching to synchronize with a rotating load

#14
20210095762
2021-04-01

Driving module and transmission

#15
20210090773
2021-03-25

Methods to control force in reluctance actuators based on flux related parameters

#16
20200073202
2020-03-05

Image stabilization apparatus, lens apparatus, and camera

#17
20190348207
2019-11-14

Method and arrangement for determining the armature position of an electromagnet

#18
20190348206
2019-11-14

Bistable solenoid valve device and method for determining an armature position of a bistable solenoid valve

#19
20190326907
2019-10-24

Electrical assembly

#20
20190295755
2019-09-26

Drive waveform adjustments to compensate for transducer resonant frequency

#21
20190242494
2019-08-08

Detection of a plunger position in an irrigation control device

#22
20190235010
2019-08-01

Detection of plunger movement in DC solenoids through current sense technique

#23
20190156982
2019-05-23

Determining the movement profile of an armature in a magnet

#24
20190148093
2019-05-16

Actuator for a medium voltage circuit breaker

#25
20190074148
2019-03-07

Electromagnetically moving device

#26
20180292445
2018-10-11

Detection of plunger movement in DC solenoids through current sense technique

#27
20180231143
2018-08-16

Detection of a plunger position in an irrigation control device

#28
20180166196
2018-06-14

Electric actuator

#29
20180090253
2018-03-29

INTEGRATED GAP SENSING ELECTROMAGNETIC RELUCTANCE ACTUATOR

#30
20180087887
2018-03-29

Electromagnetic actuator

#31
20180080799
2018-03-22

Induction based position sensing in an electromagnetic actuator

#32
20180077811
2018-03-15

Field device for automation technology

#33
20180005744
2018-01-04

Bistable linear electromagnet

#34
20180005743
2018-01-04

Metering valve

#35
20170350727
2017-12-07

Determining a position of a movable element of a linear actuator which is intended for a motor vehicle

#36
20170350534
2017-12-07

Electrical determining of characteristic values of magnetic switch valves

#37
20170278612
2017-09-28

Magnet device comprising stators and translators

#38
20170276224
2017-09-28

Actuator assembly with an integrated sensor and a biasing member

#39
20170256348
2017-09-07

Bistable electromagnetic actuator device

#40
20170241413
2017-08-24

Method for controlling a reciprocating piston pump and device for carrying out the method

#41
20170030739
2017-02-02

Monitoring solenoid plunger position

#42
20160047068
2016-02-18

Device for keeping an inaccessible element to be stabilised stationary in a required angular position and use of the device in a machine for processing textile threads

#43
20150345652
2015-12-03

Latching valve assembly having position sensing

#44
20150298625
2015-10-22

ACTUATOR, MOTOR VEHICLE COMPRISING SUCH ACTUATOR AND METHOD FOR OPERATING AN ACTUATOR

#45
20150267800
2015-09-24

Smart solenoid for controlling fluid flow

#46
20150194250
2015-07-09

Method for controlling an actuator

#47
20150167861
2015-06-18

Detection of a plunger position in an irrigation control device

#48
20150015347
2015-01-15

Device for detecting resetting of a circuit breaker, actuator of a separating mechanism of the circuit breaker contacts, electric circuit breaker and use of an induced current to generate a resetting indication signal

#49
20140203753
2014-07-24

Method and drive apparatus for driving an electromagnetic actuator

#50
20140117911
2014-05-01

Electromagnetic actuators and monitoring thereof

#51
20140092516
2014-04-03

Modified electrical actuation of an actuator for determining the time at which an armature strikes a stop

#52
20140069533
2014-03-13

Method for detecting a closing time point of a valve having a coil drive, and valve

#53
20130300422
2013-11-14

Method for operating a magnetic switching element

#54
20130257571
2013-10-03

Lifting armature actuator

#55
20130241320
2013-09-19

Electromagnetic actuating device with ability for position detection of an armature

#56
20130057086
2013-03-07

Magnetic device

#57
20120133818
2012-05-31

Actuator, driving device and imaging device

#58
20120031360
2012-02-09

Electromagnetic camshaft-adjuster device

#59
20110234210
2011-09-29

Apparatus for detecting displacement of electromagnetic actuator

#60
20110221451
2011-09-15

Method for detecting the position of an armature of an electromagnetic actuator

#61
20110094589
2011-04-28

Method of controlling solenoid valve

#62
20110043308
2011-02-24

Integrated sensor for position contol

#63
20100283566
2010-11-11

Electronically actuated apparatus

#64
20100201375
2010-08-12

Determining solenoid health

#65
20100148755
2010-06-17

Movement detection circuit of solenoid shear seal valve on subsea pressure control system and method of detecting movement of solenoid actuator

#66
20100019581
2010-01-28

METHOD FOR CONTROLLING AN ELECTROMAGNET

#67
20100013582
2010-01-21

Electronically actuated apparatus using solenoid actuator with integrated sensor

#68
20090264243
2009-10-22

Annular actuator having plunger configured to translate through a viscous liquid

#69
20090262480
2009-10-22

Electromagnetic actuating device with coils capable of holding electrification in series connection after being actuated in parallel connection

#70
20090261931
2009-10-22

Annular solenoid with axially overlapping electromagnet and armature

#71
20090260944
2009-10-22

Electromagnetic actuating device with driving and holding tapped coil

#72
20090253994
2009-10-08

Self-actuated cylinder and oscillation spirometer

#73
20090244801
2009-10-01

Operative control circuit of multiple electromagnetic actuating devices in series and parallel connection

#74
20090156346
2009-06-18

Electronically actuated apparatus using solenoid actuator with integrated sensor

#75
20090011889
2009-01-08

Locking differential assembly

#76
20080192402
2008-08-14

Electromagnetic switching device and method for the operation thereof

#77
20080191826
2008-08-14

Position recognition in an electromagnetic actuator without sensors

#78
20080143346
2008-06-19

Solenoid actuator motion detection

#79
20080045371
2008-02-21

Axle assembly with electronic locking differential

#80
20080042791
2008-02-21

Electronically actuated apparatus using solenoid actuator with integrated sensor

#81
20070290677
2007-12-20

Displacement measurement device

#82
20070279047
2007-12-06

Systems and methods for detecting solenoid armature movement

#83
20070246015
2007-10-25

Solenoid-operated valve with coil for sensing plunger position

#84
20070194872
2007-08-23

Electromagnetic actuator

#85
20070041131
2007-02-22

Method for determining the position of a slider in an electromechanical valve

#86
20070030619
2007-02-08

Sensorless position measurement method for solenoid-based actuation devices using inductance variation

#87
20060285265
2006-12-21

Sensing armature motion in high-speed solenoids

#88
20060213467
2006-09-28

Electromagnetic actuator and control

#89
20060201488
2006-09-14

Method for controlling a solenoid valve

#90
20060171091
2006-08-03

System and method for servo control of nonlinear electromagnetic actuators

#91
20060098375
2006-05-11

Apparatus and method of controlling the closing action of a contactor

#92
20050211198
2005-09-29

Electromagnetic actuator and control

#93
20050180085
2005-08-18

Device for control of electro-actuators with detection of the instant of end of actuation, and method for detection of the instant of end of actuation of an electro-actuator

#94
20050162802
2005-07-28

Offset gap control for electromagnetic devices

#95
20050047054
2005-03-03

Access protection device for a prohibited area