ClassID:

158444

F24F2013/146 - CPC Classification

Classification description:

Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening; Air-flow control members, e.g. louvres, grilles, flaps or guide plates movable, e.g. dampers built up of tilting members, e.g. louvre characterised by actuating means with springs

Recent Application in this class:
#1
20260016173
2026-01-15

INDOOR UNIT OF AN AIR CONDITIONER

#2
20260016172
2026-01-15

INDOOR UNIT OF AN AIR CONDITIONER

#3
20250060126
2025-02-20

ACTUATOR WITH MODULAR FAIL-SAFE ASSEMBLY

#4
20240328665
2024-10-03

DAMPER DOOR FOR AN AIR CONDITIONING APPLIANCE

#5
20240328396
2024-10-03

Actuator device having power spring retention

#6
20240280289
2024-08-22

DAMPER FOR HVAC SYSTEM

#7
20240210044
2024-06-27

Indoor unit of an air conditioner

#8
20240142117
2024-05-02

INDOOR UNIT OF AN AIR CONDITIONER

#9
20240077226
2024-03-07

Damper for regulating an air flow and ventilation installation comprising such a damper

#10
20240068677
2024-02-29

INDOOR UNIT OF AN AIR CONDITIONER

#11
20240068676
2024-02-29

INDOOR UNIT OF AN AIR CONDITIONER

#12
20240068675
2024-02-29

INDOOR UNIT OF AN AIR CONDITIONER

#13
20230250995
2023-08-10

DAMPER FOR HVAC SYSTEM

#14
20230250994
2023-08-10

Damper for HVAC system

#15
20220307711
2022-09-29

Evaporator with one or more leak mitigation dampers

#16
20220163099
2022-05-26

Actuating drive having a wound flat spring as a restoring spring, which flat spring is designed as a constant-force spring and acts directly on an actuation connection point of the actuating drive

#17
20210148601
2021-05-20

Standoff regulator

#18
20210140677
2021-05-13

Exhaust fan assembly having a system for automatically opening a damper in the event of a power failure

#19
20210095886
2021-04-01

Indoor unit of an air conditioner

#20
20210025601
2021-01-28

Indoor unit of an air conditioner with a movable fan housing assembly

#21
20210018217
2021-01-21

Backdraft damper having damper blades with opposed movement linkage

#22
20210018186
2021-01-21

INDOOR UNIT OF AN AIR CONDITIONER

#23
20190234523
2019-08-01

Spring loaded HVAC damper

#24
20190093663
2019-03-28

Adjustable spring tension clip for external damper agricultural fans

#25
20190056141
2019-02-21

Backdraft damper having damper blades with opposed movement linkage

#26
20180340724
2018-11-29

Switch mechanism, geared motor and damper device

#27
20180340705
2018-11-29

Actuating Drive

#28
20180066866
2018-03-08

Standoff regulator

#29
20180003408
2018-01-04

Damper with adjustable resistance to blade motion

#30
20170343236
2017-11-30

Damper for ventilation systems

#31
20170067681
2017-03-09

Indoor unit of air conditioner and blade unit applied to same

#32
20160258651
2016-09-08

HVAC damper control

#33
20160215998
2016-07-28

Air flap device

#34
20160061482
2016-03-03

Attenuating device for valve assembly

#35
20130333784
2013-12-19

Spring loaded HVAC damper

#36
20120155021
2012-06-21

Air duct and electronic device having the same

#37
20110312265
2011-12-22

SOFFIT EXHAUST VENT

#38
20090253365
2009-10-08

Blower wheel assembly having a dynamic seal member for providing an air seal on rotation of a blower wheel

#39
20080254733
2008-10-16

Airflow Regulator

#40
20060172696
2006-08-03

Automatic vent damper

#41
20060172694
2006-08-03

Thermal auto-change air diffuser

#42
20060086814
2006-04-27

Automatic damper control for air conditioning system humidifier

#43
20050116114
2005-06-02

Normally open reverse flow flapper valve

#44
20050006058
2005-01-13

Blower wheel assembly

#45
20050000681
2005-01-06

Air handling systems or devices intermingling fresh and stale air

#46
20050000067
2005-01-06

Hooking system

#47
17180122
2024-07-02

Dual pressure damper

#48
17148310
2022-06-14

Variable louver control for fans

#49
16829654
2025-01-07

Dynamic damper in the ductwork of an air handling system

#50
16125116
2020-02-04

Method and apparatus for parking a return spring HVAC actuator at a closed position

#51
15444479
2019-06-04

Air flow director