ClassID:

158489

F24F2203/104 - CPC Classification

Classification description:

Devices or apparatus used for air treatment; Rotary wheel Heat exchanger wheel

Recent Application in this class:
#1
20250189163
2025-06-12

DAMPERS PLACED ON THE HALF FACE OF THE INLET AND THE OUTLET OF SIDE-BY-SIDE AIRFLOW ENERGY RECOVERY SECTIONS USED AS RECIRCULATION PATH

#2
20250035336
2025-01-30

Heater Exchanger for an Air Conditioner Unit

#3
20240247834
2024-07-25

Dampers placed on the half face of the inlet and the outlet of side-by-side airflow energy recovery sections used as recirculation path

#4
20240027094
2024-01-25

USING LIQUID TO AIR MEMBRANE ENERGY EXCHANGER FOR LIQUID COOLING

#5
20230175727
2023-06-08

Energy recovery ventilator with bypass

#6
20230151997
2023-05-18

Dampers placed on the half face of the inlet and the outlet of side-by-side airflow energy recovery sections used as recirculation path

#7
20220381453
2022-12-01

Fresh air conditioning system

#8
20220268457
2022-08-25

ENERGY RECOVERY WHEEL ARRAY

#9
20220235950
2022-07-28

ENERGY RECOVERY WHEEL ASSEMBLY

#10
20220228763
2022-07-21

Air conditioning with recovery wheel, dehumidification wheel, cooling coil, and secondary direct-expansion circuit

#11
20220205676
2022-06-30

Dampers placed on the half face of the inlet and the outlet of side-by-side airflow energy recovery sections used as recirculation path

#12
20220099318
2022-03-31

VENTILATION UNIT

#13
20210396422
2021-12-23

Using liquid to air membrane energy exchanger for liquid cooling

#14
20210333008
2021-10-28

ADVANCED ELECTRIC HEATING

#15
20210247097
2021-08-12

Removable energy recovery wheel assembly for an HVAC system

#16
20210231386
2021-07-29

HEAT RECOVERY WHEEL AND METHOD OF ITS FORMING

#17
20210199318
2021-07-01

AIR TREATMENT UNIT AND METHOD FOR TREATMENT OF AIR

#18
20210164683
2021-06-03

System and Method for Compressor Optimization and System Cycling

#19
20210123628
2021-04-29

Rotating heat exchanger with improved heat transfer efficiency

#20
20210095884
2021-04-01

Air-conditioning management apparatus and air-conditioning system

#21
20210071883
2021-03-11

Integrated chilled beam / chiller direct outside air system unit

#22
20210063032
2021-03-04

INTEGRATED CHILLED BEAM / CHILLER DIRECT OUTSIDE AIR SYSTEM UNIT

#23
20200232719
2020-07-23

Energy recovery wheel assembly for an HVAC system

#24
20200224919
2020-07-16

Remote heat transfer device

#25
20200200426
2020-06-25

Removable energy recovery wheel assembly for an HVAC system

#26
20200037472
2020-01-30

Evaporative induction cooling system for a data center

#27
20200025410
2020-01-23

Air conditioning apparatus

#28
20200018495
2020-01-16

TEMPERATURE MODULATED DESICCANT EVAPORATIVE COOLER AND INDIRECT AND DIRECT EVAPORATIVE AIR CONDITIONING SYSTEMS, METHODS, AND APPARATUS

#29
20190271490
2019-09-05

Systems and methods for managing conditions in enclosed space

#30
20190008076
2019-01-03

Integrated make-up air system in 100% air recirculation system

#31
20180328604
2018-11-15

Dehumidizer

#32
20180216897
2018-08-02

ROTARY HEAT REGENERATOR USING PARALLEL PLATE MEDIA

#33
20180187976
2018-07-05

Rotary heat exchanger

#34
20180156476
2018-06-07

Integrated chilled beam / chiller direct outside air system unit

#35
20180135880
2018-05-17

Using liquid to air membrane energy exchanger for liquid cooling

#36
20180128510
2018-05-10

Systems and methods for managing conditions in enclosed space

#37
20180119981
2018-05-03

INTEGRATED VENTILATION UNIT

#38
20170363307
2017-12-21

Cooled fan for micro-climate control

#39
20170350655
2017-12-07

Cylindrical air to air heat exchanger

#40
20170328649
2017-11-16

Rotary Heat Exchanger Device

#41
20170299214
2017-10-19

Energy recovery ventilation smoke evacuation

#42
20170254556
2017-09-07

Energy recovery ventilation smoke evacuation

#43
20170211825
2017-07-27

TOTAL HEAT EXCHANGER

#44
20170071077
2017-03-09

Evaporative induction cooling system for a data center

#45
20160370021
2016-12-22

Energy recovery ventilation control system

#46
20160305723
2016-10-20

Detecting and correcting enthalpy wheel failure modes

#47
20160298869
2016-10-13

Layout for an energy recovery ventilator system

#48
20160169544
2016-06-16

Unit with recovery wheel and economizer and method of control

#49
20150369527
2015-12-24

Systems and methods for managing conditions in enclosed space

#50
20150292786
2015-10-15

Method and apparatus for the defrosting of an evaporator in connection with an air handling unit

#51
20150198350
2015-07-16

Integrated ventilation unit

#52
20150128625
2015-05-14

Temperature modulated desiccant evaporative cooler and indirect and direct evaporative air conditioning systems, methods, and apparatus

#53
20140027086
2014-01-30

Hybrid operating apparatus of regenerative heater and hybrid operating method of regenerative heater

#54
20130306282
2013-11-21

Heat exchanger

#55
20130252537
2013-09-26

Energy recovery ventilation smoke evacuation

#56
20130233529
2013-09-12

Total heat exchanging element paper

#57
20130116951
2013-05-09

System and method for monitoring and reporting energy recovery ventilator power consumption and service and maintenance needs

#58
20130105104
2013-05-02

Energy recovery ventilation control system

#59
20130092346
2013-04-18

Energy recovery ventilator unit with offset and overlapping enthalpy wheels

#60
20130092345
2013-04-18

Layout for an energy recovery ventilator system

#61
20130087302
2013-04-11

Detecting and correcting enthalpy wheel failure modes

#62
20130010423
2013-01-10

Evaporative induction cooling system for a data center

#63
20120255702
2012-10-11

SENSIBLE HEAT EXCHANGING ROTOR

#64
20120216558
2012-08-30

Packaged HVAC System For Indoor Installation

#65
20120090860
2012-04-19

Device for setting the leakage rate for a leakage at a gap-like opening

#66
20120023988
2012-02-02

DESICCANT AIR-CONDITIONING SYSTEM

#67
20110308265
2011-12-22

Integrated ventilation unit

#68
20110256822
2011-10-20

Evaporative induction cooling

#69
20100267325
2010-10-21

Apparatus and Method for Cooling a Space in a Data Center by Means of Recirculation Air

#70
20100242507
2010-09-30

Dynamic outside air management system and method

#71
20100212345
2010-08-26

Dehumidifying Cooling Device for District Heating

#72
20100200068
2010-08-12

Dynamic purge system for a heat recovery wheel

#73
20100178157
2010-07-15

HEAT EXCHANGE ELEMENT, MANUFACTURING METHOD THEREOF, AND HEAT EXCHANGE VENTILATOR

#74
20100170655
2010-07-08

Air Supply Unit

#75
20100154455
2010-06-24

Dehumidifying Cooling Device for District Heating

#76
20100084483
2010-04-08

System and method for controlling temperature and humidity of a controlled space

#77
20090294116
2009-12-03

Device for minimizing an undesired passage of fluid from a first sector to a second sector as well as a heat exchanger system comprising such a device

#78
20090288444
2009-11-26

Humidity control system

#79
20090139254
2009-06-04

Thermodynamic closed loop desiccant rotor system and process

#80
20090133426
2009-05-28

Dehumidifier

#81
20090073652
2009-03-19

Apparatus and method for cooling a space in a data center by means of recirculation air

#82
20090011885
2009-01-08

Rotary Regenerative Heat Exchange Wheel Assembly with Improved Flexible Drive Belt Link for Easy Assembly and Disassembly

#83
20090007581
2009-01-08

Dehumidifier

#84
20080108295
2008-05-08

Building, ventilation system, and recovery device control

#85
20070243100
2007-10-18

Voc Removal Method From Voc Impregnated Materials

#86
20070163279
2007-07-19

HVAC desiccant wheel system and method

#87
20070144351
2007-06-28

Heat exchanging unit

#88
20060278364
2006-12-14

Rotating heat exchanger and method for sealing the same

#89
20060260332
2006-11-23

Humidity controller apparatus

#90
20060219381
2006-10-05

Ventilation system

#91
20060213636
2006-09-28

Rotary total heat exchange apparatus

#92
20060201183
2006-09-14

Air conditioner

#93
20060175038
2006-08-10

Rotary-type total heat exchanger

#94
20060054302
2006-03-16

Heat exchanging system of ventilating device

#95
20060032624
2006-02-16

Air conditioning system

#96
20060005560
2006-01-12

Energy recovery unit

#97
20050236150
2005-10-27

Heat and energy recovery ventilators and methods of use

#98
20050173998
2005-08-11

Sorption rotor

#99
20050050906
2005-03-10

Desiccant refrigerant dehumidifier systems

#100
18508083
2025-02-04

Dual-wheel HVAC system and method having improved dew point control

#101
18123808
2023-11-14

Dual-wheel HVAC system and method having improved dew point control

#102
17581099
2023-03-21

Dual-wheel HVAC system and method having improved dew point control

#103
10333744
2017-06-13

Total heat exchanging element paper