ClassID:

201520

H01F2007/1861 - 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 using derivative of measured variable

Recent Application in this class:
#1
20230062316
2023-03-02

Test bench for a bulb of a contactor, associated test assembly and use of such a test bench

#2
20220336132
2022-10-20

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

#3
20210388921
2021-12-16

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

#4
20210381620
2021-12-09

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

#5
20210090773
2021-03-25

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

#6
20200217894
2020-07-09

Diagnostic device and method for solenoid valves

#7
20200124205
2020-04-23

Method of adaptively sampling data to determine the start of injection in a solenoid actuated valve

#8
20190006073
2019-01-03

Determining armature stroke by measuring magnetic hysteresis curves

#9
20180268978
2018-09-20

Control unit and method for monitoring the function of an electromagnetic actuator

#10
20170287609
2017-10-05

Electric power control with a dither signal

#11
20170139405
2017-05-18

Control member with electronic evaluation of the haptic feedback

#12
20160102628
2016-04-14

Method and device for determining a reference current progression for a fuel injector, for determining the instant of a predetermined opening state of the fuel injector

#13
20140117911
2014-05-01

Electromagnetic actuators and monitoring thereof

#14
20140069533
2014-03-13

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

#15
20130300422
2013-11-14

Method for operating a magnetic switching element

#16
20120296553
2012-11-22

System and method for detecting a stuck fuel injector

#17
20120116702
2012-05-10

Determining the closing time of a fuel injection valve based on evaluating the actuation voltage

#18
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

#19
20070279160
2007-12-06

Securing means for an access control device

#20
20060285265
2006-12-21

Sensing armature motion in high-speed solenoids

#21
20060213467
2006-09-28

Electromagnetic actuator and control

#22
20060098375
2006-05-11

Apparatus and method of controlling the closing action of a contactor

#23
20050211198
2005-09-29

Electromagnetic actuator and control