ClassID:

202221

H01H1/605 - CPC Classification

Classification description:

Contacts; Auxiliary means structurally associated with the switch for cleaning or lubricating contact-making surfaces Cleaning of contact-making surfaces by relatively high voltage pulses

Recent Application in this class:
#1
20240183060
2024-06-06

POWER TOOL INCLUDING SWITCH WETTING

#2
20230377812
2023-11-23

Systems and methods for detecting and removing residue from low current electrical contacts

#3
20220208481
2022-06-30

Electronic control device, work vehicle, and input circuit

#4
20210253258
2021-08-19

ECS equipment reliability through wetting current

#5
20210170880
2021-06-10

Power accumulation system and vehicle including the same

#6
20200081038
2020-03-12

Wetting current control for input circuit

#7
20190263273
2019-08-29

Inter-vehicle transmission system and transmission device

#8
20190066938
2019-02-28

Switch monitoring device, switch state detection circuit, and a vehicle-mounted switch system

#9
20170186563
2017-06-29

Method for cleaning electrical contacts of an electrical switching device and motor vehicle

#10
20170178825
2017-06-22

Universal contact input supporting programmable wetting current

#11
20160306375
2016-10-20

Wetting current sequencing for low current interface

#12
20150348721
2015-12-03

Remote switch contact quality maintenance

#13
20150187519
2015-07-02

Switch contact wetting with low peak instantaneous current draw

#14
20150013085
2015-01-15

Cleaning device for contamination of contact of electromagnetic contactor

#15
20140139015
2014-05-22

Discrete input circuit

#16
20120078384
2012-03-29

Switch supervision device, control system and control method

#17
20110162615
2011-07-07

Method for generating and applying a cleaning voltage pulse to a stop connection, and an associated digitally controlled magnetic ignition circuit

#18
20100052705
2010-03-04

Device for detecting the state of a switch

#19
20080029124
2008-02-07

ELECTRIC SWITCH CLEANING APPARATUS AND METHOD

#20
20070232087
2007-10-04

Signal processing device and control unit

#21
20070127186
2007-06-07

Micro-Electromechanical Switch Performance Enhancement

#22
20070040638
2007-02-22

Circuit and method for wetting relay contacts

#23
20070007819
2007-01-11

Input circuit to reject water in switches

#24
20060279893
2006-12-14

Method for preventing corrosion of contact and apparatus for preventing corrosion of contact

#25
20060191518
2006-08-31

Ignition method with stop switch for internal-combustion engines

#26
20050231877
2005-10-20

Circuit for preventing corrosion of contact

#27
20050231876
2005-10-20

Apparatus for preventing corrosion of contact

#28
20050231858
2005-10-20

Method and apparatus for preventing corrosion of contact

#29
20050096878
2005-05-05

Micro-electromechanical switch performance enhancement

#30
20050057336
2005-03-17

Thermal protector and a method for reducing a contact resistance of same

#31
20050029096
2005-02-10

Method and electronic circuit for regenerating an electrical contact