ClassID:

203358

H01H51/2227 - CPC Classification

Classification description:

Electromagnetic relays; Polarised relays in which the movable part comprises at least one permanent magnet, sandwiched between pole-plates, each forming an active air-gap with parts of the stationary magnetic circuit

Recent Application in this class:
#1
20210175037
2021-06-10

Trip free relay

#2
20200303147
2020-09-24

Method for controlling electromagnetic relay

#3
20200035433
2020-01-30

Contact device and electromagnetic relay

#4
20190115178
2019-04-18

Trip free relay

#5
20190013172
2019-01-10

Relay

#6
20180358186
2018-12-13

Contact piece unit and relay

#7
20180294121
2018-10-11

Electromagnetic relay

#8
20180240631
2018-08-23

Relay

#9
20180096810
2018-04-05

Electromagnetic relay

#10
20180090291
2018-03-29

Weld resistant contactor

#11
20180005773
2018-01-04

Power contractor with high mechanic shock resistance

#12
20170309430
2017-10-26

Relay

#13
20170053761
2017-02-23

Polar relay

#14
20160336133
2016-11-17

Electromagnetic relay

#15
20150348730
2015-12-03

Millimeter-wave electro-mechanical stripline switch

#16
20150145619
2015-05-28

Electrical contactor with movable arm

#17
20140002093
2014-01-02

RELAY CONTACT MONITORING AND CONTROL

#18
20130278362
2013-10-24

Electromagnetic relay

#19
20130033344
2013-02-07

Electromagnetic relay

#20
20120182098
2012-07-19

Electrical switching device

#21
20120182097
2012-07-19

Electrical switching device

#22
20110272258
2011-11-10

Switching devices configured to control magnetic fields to maintain an electrical connection

#23
20110115586
2011-05-19

Electromagnetic relay

#24
20110048907
2011-03-03

Electrical switching devices having moveable terminals

#25
20100039195
2010-02-18

Electromagnetic relay

#26
20100013580
2010-01-21

Electromagnetic relay

#27
20090322454
2009-12-31

Electromagnetic relay

#28
20080180197
2008-07-31

Polarized electromagnetic relay and coil assembly

#29
20070229203
2007-10-04

Magnet system with H-shaped armature for a relay

#30
20060158813
2006-07-20

Electronic type protective relay

#31
20060139135
2006-06-29

Linear magnetic drive

#32
20060134955
2006-06-22

Electromagnetic relay

#33
20060066425
2006-03-30

Multi-phase electromagnetic relay assembly and motor assembly

#34
20050067267
2005-03-31

Trip-free PCB mountable relay configuration and method