ClassID:

217217

H02K5/136 - CPC Classification

Classification description:

Casings; Enclosures; Supports; Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas explosion-proof

Recent Application in this class:
#1
20250376932
2025-12-11

CONTAINMENT RING

#2
20250253739
2025-08-07

COMBINED POWER SYSTEM

#3
20250055345
2025-02-13

COATED ROTATING ELECTRIC MACHINE AND COATING APPLICATION METHOD ON A ROTATING ELECTRIC MACHINE

#4
20230223811
2023-07-13

HYDROGEN RECIRCULATION BLOWER

#5
20230126275
2023-04-27

INTRINSICALLY SAFE AND EXPLOSION PROOF ENCLOSURE FOR CONVERTIBLE GAS DETECTORS

#6
20230034461
2023-02-02

Rotary electric machine

#7
20220216676
2022-07-07

FRAME FOR AN EXPLOSION-PROOF HOUSING

#8
20220112788
2022-04-14

Enclosed Torque Controlled Electric Actuator and Method

#9
20210368638
2021-11-25

Electronics enclosure arrangement for an electric device and an electric device

#10
20210265688
2021-08-26

Explosion-proof apparatus

#11
20210159754
2021-05-27

Line bushing and terminal studs with increased ignition gaps

#12
20210143617
2021-05-13

Housing having cast pressure relief means

#13
20210126505
2021-04-29

Motor

#14
20210102544
2021-04-08

Pin vent assembly

#15
20210099047
2021-04-01

Motor with flame-resistant terminal connecting device and lead portion

#16
20210091632
2021-03-25

Actuator with braking device

#17
20200395810
2020-12-17

Internal pressure reduction device and explosion-proof electric machine

#18
20200366154
2020-11-19

Electric machine with a sealed enclosure having a printed circuit board with tracks and stopping elements and a releasing structure for the tracks

#19
20200244135
2020-07-30

Fire-spread prevention member, electrical device, and image forming apparatus

#20
20200076269
2020-03-05

Protection arrangement and protection method

#21
20200006991
2020-01-02

Molded motor

#22
20190372421
2019-12-05

Motor

#23
20190017619
2019-01-17

Explosion proof actuator assembly and servo system

#24
20190003489
2019-01-03

Rear grill assembly for box fan

#25
20180358861
2018-12-13

Compressor and heat cycle system for refrigerator

#26
20180348020
2018-12-06

Housing for a field device

#27
20180231024
2018-08-16

Housing for box fan, box fan and assembly method thereof

#28
20180175695
2018-06-21

Explosion-proof current diverting device

#29
20180145556
2018-05-24

Motor with integrated junction box

#30
20180131177
2018-05-10

Explosion-proof device

#31
20170244312
2017-08-24

TOPSIDES VARIABLE SPEED DRIVE FOR LARGE PUMPS OR COMPRESSORS

#32
20170201142
2017-07-13

Protection system for an electrical machine

#33
20170025917
2017-01-26

Brushed electric motor

#34
20160372987
2016-12-22

Explosion-proof current diverting device

#35
20160329843
2016-11-10

System, apparatus, and method for controlling a motor

#36
20160223271
2016-08-04

Explosion-proof enclosures with active thermal management by heat exchange

#37
20160201685
2016-07-14

Submersible pump and bearing arrangement

#38
20160181886
2016-06-23

Motor with integrated junction box

#39
20160149462
2016-05-26

Internal pressure attenuator device for rotating electrical machines able to operate in explosive atmospheres

#40
20160128213
2016-05-05

Explosion-proof housing for a sensor

#41
20160036295
2016-02-04

Portable fluid driven generator for instrument use in hazardous environments

#42
20150326091
2015-11-12

Explosion-protected housing

#43
20150256054
2015-09-10

Ground ring and enclosure in an electric motor

#44
20150152872
2015-06-04

Gas blower

#45
20150145355
2015-05-28

ENCLOSURE FOR USE OF PRIME MOVER IN A HAZARDOUS ENVIRONMENT

#46
20150069861
2015-03-12

Electric machine with rotor interior ventilation

#47
20140292127
2014-10-02

Spark suppression shield for electric motors

#48
20140265682
2014-09-18

Systems and methods for isolating a conduit enclosure using an adapter plate for an explosion proof motor

#49
20140265681
2014-09-18

Systems and methods for isolating a conduit enclosure for an explosion proof motor

#50
20140183998
2014-07-03

Current diverter ring

#51
20130312948
2013-11-28

Explosion-proof enclosures with active thermal management using sintered elements

#52
20130285493
2013-10-31

Explosion-proof braking device with non-magnetic shaft for an explosion-proof electric motor

#53
20130277987
2013-10-24

Electrical energy microgenerator with magnetic coupling

#54
20130193781
2013-08-01

INSULATED ELECTRIC MOTOR AND METHOD OF FORMING

#55
20130140929
2013-06-06

Explosion-proof, compound electric motor

#56
20120325429
2012-12-27

Explosion-proof enclosures with active thermal management by heat exchange

#57
20110268379
2011-11-03

Rolling bearing arrangement

#58
20110248583
2011-10-13

Power Transmission Tool And System

#59
20110229354
2011-09-22

Fan comprising anti-deflagration housing

#60
20110031830
2011-02-10

Electric motor for use in hazardous environments

#61
20100288467
2010-11-18

EXPLOSION-PROOF ENCLOSURES WITH ACTIVE THERMAL MANAGEMENT BY HEAT EXCHANGE

#62
20100284150
2010-11-11

Explosion-proof enclosures with active thermal management using sintered elements

#63
20100202103
2010-08-12

Housing for electrical operating means

#64
20100187921
2010-07-29

Scavenging concept for a hydrogen cooled generator

#65
20100186307
2010-07-29

Acoustic alternator delimitation

#66
20100176673
2010-07-15

End shield and inner bearing cap assembly

#67
20100147854
2010-06-17

Explosion Proof Housing Cover Seal

#68
20100109459
2010-05-06

Robot with internal pressure explosion-proof structure

#69
20090317259
2009-12-24

System and method for explosion-proof pump

#70
20090291004
2009-11-26

FAN FOR AN APPARATUS FOR THE REGULATED DELIVERY OF A GAS, IN PARTICULAR OXYGEN

#71
20090256440
2009-10-15

Actuator with electrical equipment enclosed in a separate enclosure made of a fire resistant

#72
20090200878
2009-08-13

Power transmission tool and system

#73
20090051232
2009-02-26

Coolant Pump for Electric Motors

#74
20080265519
2008-10-30

Device for a rotating gland seal

#75
20080001489
2008-01-03

Braking Device for Apparatuses Driven by an Electric Motor

#76
20070159018
2007-07-12

Explosion-proof motor

#77
20070159017
2007-07-12

Explosion-proof motor with integrated sensor/lead housing

#78
20060275140
2006-12-07

Device for protecting electric motors

#79
20060250037
2006-11-09

Electrical machine having a stator that is enclosed in an explosion-proof manner

#80
20060113795
2006-06-01

Isolated generator equipment compartment

#81
20060066162
2006-03-30

Motor lead sealing system and method

#82
20060066155
2006-03-30

Method and system for cooling a motor or motor enclosure

#83
20050285464
2005-12-29

Method and apparatus for dissipating shaft charge

#84
20050206258
2005-09-22

Fluid-submerged electric motor

#85
20050029881
2005-02-10

Explosion-proof motor controller apparatus