ClassID:

159749

F25D21/002 - CPC Classification

Classification description:

Defrosting; Preventing frosting; Removing condensed or defrost water Defroster control

Sub-classes:
Recent Application in this class:
#1
20260126235
2026-05-07

CONTROL METHOD FOR PREVENTING HIGH TEMPERATURES OF ELECTRICAL HEATING DEVICES OF COMMERCIAL REFRIGERATOR

#2
20260078941
2026-03-19

REFRIGERATION SYSTEM WITH WARM DEFROST

#3
20250383138
2025-12-18

HEAT PUMP PROTECTION AGAINST HIGH PRESSURE TRIPS IN DEFROST CYCLE

#4
20250283653
2025-09-11

REFRIGERATION SYSTEM WITH WARM DEFROST

#5
20250237426
2025-07-24

HEAT PUMP DEFROST CONTROL

#6
20250137711
2025-05-01

REFRIGERATION APPARATUS AND METHOD OF OPERATION

#7
20240410637
2024-12-12

HEAT PUMP SYSTEM AND WASTE TANK

#8
20240353164
2024-10-24

NO-FROST HEAT PUMP

#9
20240318884
2024-09-26

METHOD FOR OPERATING A HOUSEHOLD REFRIGERATOR HAVING SPECIFIC OPERATING PROCESS COORDINATION IN DEPENDENCE UPON A QUIET TIME INTERVAL, AND HOUSEHOLD REFRIGERATOR

#10
20240210094
2024-06-27

SYSTEM AND METHOD FOR SELF-REGULATED DEFROST OPERATION INREFRIGERATION UNITS

#11
20240102719
2024-03-28

REFRIGERATION SYSTEM WITH DEMAND FLUID DEFROST

#12
20240085071
2024-03-14

AIR CONDITIONER

#13
20240011697
2024-01-11

Refrigerator

#14
20230251014
2023-08-10

Refrigerating and air-conditioning apparatus

#15
20230194143
2023-06-22

Thermal storage device for climate control system

#16
20230175757
2023-06-08

Refrigerator

#17
20230144675
2023-05-11

PREVENTING ICING IN AN HVAC SYSTEM

#18
20230127825
2023-04-27

Defrost system which utilizes electric heater for thermosiphon

#19
20230020906
2023-01-19

Motor drive unit and refrigeration cycle apparatus

#20
20220333843
2022-10-20

THREE-PIPE MULTI-SPLIT AIR CONDITIONING SYSTEM AND CONTROL METHOD THEREOF

#21
20220333836
2022-10-20

Three-pipe multi-split system and control method thereof

#22
20220282900
2022-09-08

No-frost heat pump

#23
20220260292
2022-08-18

Air-conditioning apparatus

#24
20220170673
2022-06-02

Heat Pump System Defrosting Operations

#25
20220146173
2022-05-12

AIR CONDITIONING SYSTEM

#26
20220074640
2022-03-10

Refrigerator and control method of refrigerator

#27
20210291628
2021-09-23

Heat management device

#28
20210262721
2021-08-26

DEFROST SYSTEM

#29
20210254880
2021-08-19

AIR CONDITIONER AND METHOD FOR CONTROLLING AN AIR CONDITIONER

#30
20210207874
2021-07-08

Refrigerator and method for controlling the same

#31
20210180852
2021-06-17

Sublimation defrosting method, sublimation defrosting device, and cooling device

#32
20210172671
2021-06-10

Defrosting apparatus and refrigerator comprising same

#33
20210146751
2021-05-20

Method of defrosting a refrigeration system

#34
20210063068
2021-03-04

UNDER COUNTER TYPE REFRIGERATOR AND A METHOD FOR CONTROLLING

#35
20200378677
2020-12-03

Heat pump system defrosting operations

#36
20200370814
2020-11-26

Refrigerator

#37
20200340729
2020-10-29

Refrigerator with tandem evaporators

#38
20200240124
2020-07-30

Air-to-Ice Water Making Apparatus

#39
20200224951
2020-07-16

Refrigerator

#40
20200096248
2020-03-26

Method for defrosting an evaporator of a sealed system

#41
20190285331
2019-09-19

Refrigerator and control method of refrigerator

#42
20190285330
2019-09-19

Method and system for reducing moisture content of a cooling compartment

#43
20190257568
2019-08-22

Frost detection in HVACandR systems

#44
20190257567
2019-08-22

System and method of controlling refrigerator and freezer units to reduce consumed energy

#45
20190191501
2019-06-20

Defrosting apparatus and methods of operation thereof

#46
20190145693
2019-05-16

Controlled defrost for refrigeration systems

#47
20190128590
2019-05-02

Cooling device

#48
20190025387
2019-01-24

Fluid path insert for a cryogenic cooling system

#49
20190003758
2019-01-03

Refrigerator with tandem evaporators

#50
20180354344
2018-12-13

Refrigeration cycle device

#51
20180313597
2018-11-01

Refrigerator and method for controlling the same

#52
20180195788
2018-07-12

Method of Defrosting a Heat Pump Device as Well as a Heat Pump Device

#53
20180141405
2018-05-24

HVAC variant for autonomous vehicle

#54
20180106526
2018-04-19

Evaporator and refrigerator having the same

#55
20180045453
2018-02-15

Defrost control using fan data

#56
20180017300
2018-01-18

REFRIGERATION SYSTEM OPERATION

#57
20170299251
2017-10-19

Cooling device comprising a thawing compartment and the control method thereof

#58
20170292780
2017-10-12

Refrigerator Appliance and a Method for Operating a Refrigerator Appliance

#59
20170261251
2017-09-14

Refrigerator and method for controlling temperature of a refrigerating chamber

#60
20170191732
2017-07-06

Defrost control using fan data

#61
20170184333
2017-06-29

Method of deciding when to terminate a defrosting cycle within a refrigerated container

#62
20170176084
2017-06-22

Refrigerator with defrost operation control

#63
20170131005
2017-05-11

Heat pump heating-cooling system using hybrid heat source and control method thereof

#64
20170082308
2017-03-23

Detecting and handling a blocked condition in the coil

#65
20170074501
2017-03-16

Cooling apparatus, light source apparatus including cooling apparatus, and projection-type image display apparatus including light source apparatus

#66
20160320117
2016-11-03

AIR CONDITIONER

#67
20160258668
2016-09-08

Defrost control using fan data

#68
20160252290
2016-09-01

HEAT-SOURCE-SIDE UNIT AND AIR-CONDITIONING APPARATUS

#69
20160116203
2016-04-28

Scheduling defrost events and linking refrigeration circuits in a refrigeration system

#70
20160116202
2016-04-28

Air-conditioning apparatus having first and second defrosting pipes

#71
20160076805
2016-03-17

Refrigerator

#72
20160033193
2016-02-04

Heat pump system for vehicle and method of controlling the same

#73
20160018153
2016-01-21

Maximizing defrost mode in electrified vehicle having dual evaporator and dual heater core climate control system

#74
20150306935
2015-10-29

Vehicle air-conditioning unit

#75
20150300701
2015-10-22

Refrigeration cycle apparatus

#76
20150192346
2015-07-09

REFRIGERATOR AND HOME APPLIANCE

#77
20150184920
2015-07-02

HEAT PUMP CONTROLLER CONFIGURABLE BETWEEN A PLURALITY OF DEFROST MODES

#78
20150176866
2015-06-25

Binary refrigeration apparatus

#79
20150121925
2015-05-07

Refrigerator

#80
20150040593
2015-02-12

Air conditioner

#81
20140338381
2014-11-20

Refrigerating and air-conditioning apparatus for use in a defrosting operation

#82
20140260384
2014-09-18

Appliance using heated glass panels

#83
20140196484
2014-07-17

Defrosting a heat exchanger in a heat pump by diverting warm refrigerant to an exhaust header

#84
20140165628
2014-06-19

Air-conditioning apparatus and control method therefor

#85
20140157800
2014-06-12

Refrigerator and method for operating the same

#86
20140150477
2014-06-05

Defrost control using fan data

#87
20140137580
2014-05-22

Method and system for transport container refrigeration control

#88
20140053581
2014-02-27

Cooling apparatus and control method thereof

#89
20140033744
2014-02-06

Cooling apparatus and control method thereof

#90
20140026601
2014-01-30

Defrosting a heat exchanger in a heat pump by diverting warm refrigerant to an exhaust header

#91
20130319017
2013-12-05

User-selectable operating modes for refrigeration appliances

#92
20130227973
2013-09-05

HEAT PUMP SYSTEM FOR VEHICLE AND METHOD OF CONTROLLING THE SAME

#93
20130055742
2013-03-07

Equipment Control System, Control Device and Control Program

#94
20120204581
2012-08-16

Refrigerator with sterilizer

#95
20120031127
2012-02-09

Defrost Fan Control Device

#96
20120011885
2012-01-19

Refrigerator and rapid fluid cooling apparatus

#97
20120011884
2012-01-19

REFRIGERATOR AND COOLING APPARATUS

#98
20120011882
2012-01-19

Refrigerator and rapid fluid cooling apparatus

#99
20110289945
2011-12-01

CONTROL METHOD OF A REFRIGERATOR

#100
20110225993
2011-09-22

Refrigerator having a defrost heater

#101
20100107661
2010-05-06

METHOD FOR OPERATING TRANSPORT REFRIGERATION UNIT WITH REMOTE EVAPORATOR

#102
20100083672
2010-04-08

Anti-condensation control system

#103
20100018230
2010-01-28

Condenser/compressor fan control for refrigerator

#104
20100005816
2010-01-14

Intelligent defrosting control method for an air conditioner

#105
20090308089
2009-12-17

Control system, integrated control apparatus, and control program

#106
20090217684
2009-09-03

Refrigeration equipment with control system and device for controlling defrosting operation

#107
20090188658
2009-07-30

Compact helical heat exchanger with stretch to maintain airflow

#108
20080190131
2008-08-14

METHOD AND APPARATUS FOR REMOVING ICE FROM OUTDOOR HOUSING FOR AN ENVIRONMENTAL CONDITIONING UNIT

#109
20070289321
2007-12-20

Refrigerator

#110
20070119196
2007-05-31

Sequential hot gas defrost method and apparatus

#111
20060242972
2006-11-02

Integrated freezer-anteroom control

#112
20060218950
2006-10-05

Damper door control from adaptive defrost control

#113
20050056033
2005-03-17

Walk-in refrigeration unit control and monitoring system