ClassID:

159591

F25B2700/21151 - page 2 - CPC Classification

Classification description:

Sensing or detecting of parameters; Sensors therefor; Temperatures of a compressor or the drive means therefor at the suction side of the compressor

Recent Application in this class:
#301
20120198868
2012-08-09

Low suction pressure protection for refrigerant vapor compression system

#302
20120167603
2012-07-05

DYNAMIC SUPERHEAT CONTROL FOR HIGH EFFICIENCY REFRIGERATION SYSTEM

#303
20120111042
2012-05-10

Heat pump apparatus

#304
20120073316
2012-03-29

CONTROL OF A TRANSCRITICAL VAPOR COMPRESSION SYSTEM

#305
20120011866
2012-01-19

REFRIGERANT VAPOR COMPRESSION SYSTEM WITH HOT GAS BYPASS

#306
20120000237
2012-01-05

HEAT PUMP SYSTEM

#307
20110302936
2011-12-15

Refrigeration system having a variable speed compressor

#308
20110225999
2011-09-22

REFRIGERATION CYCLE APPARATUS

#309
20110185753
2011-08-04

Superheat control for HVACandR systems

#310
20110174014
2011-07-21

LIQUID VAPOR SEPARATION IN TRANSCRITICAL REFRIGERANT CYCLE

#311
20110174002
2011-07-21

Refrigerant system and method for controlling the same

#312
20110163087
2011-07-07

ELECTROMAGNETIC INDUCTION HEATING UNIT AND AIR CONDITIONING APPARATUS

#313
20110144944
2011-06-16

Compressor diagnostic and protection system and method

#314
20110138829
2011-06-16

Heat Pump System

#315
20110138825
2011-06-16

Carbon dioxide refrigerant vapor compression system

#316
20110132011
2011-06-09

AIR CONDITIONING APPARATUS

#317
20110107780
2011-05-12

AIR CONDITIONING APPARATUS AND AIR CONDITIONING APPARATUS REFRIGERANT QUANTITY DETERMINATION METHOD

#318
20110107778
2011-05-12

Parallel Condensing Unit Control System And Method

#319
20110107775
2011-05-12

Parallel Condensing Unit Control System And Method

#320
20110100031
2011-05-05

Device and method for operating a refrigeration cycle with noncondensable gas addition.

#321
20110072837
2011-03-31

Refrigeration system mounted within a deck

#322
20110072836
2011-03-31

Refrigeration system having a variable speed compressor

#323
20110036113
2011-02-17

Heat-pump chiller with improved heat recovery features

#324
20110023514
2011-02-03

Refrigerant vapor compression system with flash tank economizer

#325
20100319393
2010-12-23

Ejector cycle system

#326
20100281894
2010-11-11

CAPACITY MODULATION OF REFRIGERANT VAPOR COMPRESSION SYSTEM

#327
20100236283
2010-09-23

Refrigerant Accumulator

#328
20100223940
2010-09-09

Air conditioner

#329
20100205989
2010-08-19

ENVIRONMENTAL CONTROL UNIT FOR HARSH CONDITIONS

#330
20100205987
2010-08-19

REFRIGERATION CYCLE APPARATUS

#331
20100180612
2010-07-22

Refrigeration device

#332
20100178175
2010-07-15

Start-up control device and method for electric scroll compressor

#333
20100153057
2010-06-17

Method for determination of the coefficient of performanace of a refrigerating machine

#334
20100145527
2010-06-10

Method for operating a variable displacement compressor and system with a variable displacement compressor

#335
20100138049
2010-06-03

ENVIRONMENTAL CONTROL UNIT FOR HARSH CONDITIONS

#336
20100132399
2010-06-03

TRANSCRITICAL REFRIGERANT VAPOR COMPRESSION SYSTEM WITH CHARGE MANAGEMENT

#337
20100131115
2010-05-27

CONTROLLING METHOD OF AIR CONDITIONER

#338
20100115975
2010-05-13

Refrigerant vapor compression system and method of transcritical operation

#339
20100107661
2010-05-06

METHOD FOR OPERATING TRANSPORT REFRIGERATION UNIT WITH REMOTE EVAPORATOR

#340
20100101248
2010-04-29

Refrigerant system and control method

#341
20100089084
2010-04-15

Heat source apparatus and method of starting the apparatus

#342
20100089083
2010-04-15

Refrigerated transport system

#343
20100024455
2010-02-04

Dynamic superheat control for high efficiency refrigeration system

#344
20100011793
2010-01-21

Refrigeration control system

#345
20090272135
2009-11-05

Air conditioner

#346
20090272132
2009-11-05

Method and system for remote acquisition of refrigerated vehicle data via telematics

#347
20090235678
2009-09-24

Operation and control of tandem compressors and reheat function

#348
20090235675
2009-09-24

Method for determining if refrigerant charge is sufficient and charging refrigerant

#349
20090217679
2009-09-03

REFRIGERATION COOLING SYSTEM CONTROL

#350
20090188265
2009-07-30

Air conditioning system

#351
20090165482
2009-07-02

Air conditioning system

#352
20090158761
2009-06-25

Refrigerator and air conditioner

#353
20090151377
2009-06-18

Refrigeration system and refrigeration system analyzer

#354
20090133416
2009-05-28

Refrigeration device control system

#355
20090120111
2009-05-14

Remote Diagnostics and Prognostics for Refrigerant Systems

#356
20090095013
2009-04-16

Ejector cycle system

#357
20090093917
2009-04-09

Monitoring system

#358
20090090118
2009-04-09

Variable speed compressor protection system and method

#359
20090090117
2009-04-09

System and method for monitoring overheat of a compressor

#360
20090090113
2009-04-09

Compressor assembly having electronics cooling system and method

#361
20090031740
2009-02-05

Expansion valve control system and method for air conditioning apparatus

#362
20090019872
2009-01-22

Air conditioning apparatus

#363
20090013704
2009-01-15

Two-stage decompression ejector and refrigeration cycle device

#364
20090013702
2009-01-15

Refrigerant charge control in a heat pump system with water heater

#365
20090013700
2009-01-15

Refrigerating air conditioning system, method of controlling operation of refrigerating air conditioning system, and method of controlling amount of refrigerant in refrigerating air conditioning system

#366
20080319587
2008-12-25

Thermal control system and method

#367
20080314055
2008-12-25

Refrigerant system unloading by-pass into evaporator inlet

#368
20080307819
2008-12-18

REFRIGERATION MONITORING SYSTEM AND METHOD

#369
20080307810
2008-12-18

Operational limit to avoid liquid refrigerant carryover

#370
20080289345
2008-11-27

Heat extraction machine and a method of operating a heat extraction machine

#371
20080289344
2008-11-27

Transcritical Cooling Systems

#372
20080282728
2008-11-20

Refrigerating Apparatus

#373
20080276635
2008-11-13

Air conditioning apparatus

#374
20080264097
2008-10-30

Unit for ejector type refrigeration cycle

#375
20080264080
2008-10-30

Environmental control unit for harsh conditions

#376
20080223056
2008-09-18

Control of a refrigeration circuit with an internal heat exchanger

#377
20080223051
2008-09-18

INTELLIGENT THERMOSTAT SYSTEM FOR MONITORING A REFRIGERANT-CYCLE APPARATUS

#378
20080216495
2008-09-11

INTELLIGENT THERMOSTAT SYSTEM FOR LOAD MONITORING A REFRIGERANT-CYCLE APPARATUS

#379
20080197206
2008-08-21

Refrigerant System With Water Heating

#380
20080196425
2008-08-21

Method for evaluating refrigeration cycle performance

#381
20080190130
2008-08-14

Heat pump system with auxiliary water heating

#382
20080184723
2008-08-07

Multistage compressor

#383
20080148751
2008-06-26

Method of controlling multiple refrigeration devices

#384
20080016888
2008-01-24

METHOD AND APPARATUS FOR MONITORING REFRIGERANT-CYCLE SYSTEMS

#385
20080015797
2008-01-17

Air filter monitoring system

#386
20070271936
2007-11-29

Refrigerator and air conditioner

#387
20070256437
2007-11-08

Variable speed condenser fan control system

#388
20070205296
2007-09-06

HVAC MONITOR AND SUPERHEAT CALCULATOR SYSTEM

#389
20070204636
2007-09-06

Defrost mode for HVAC heat pump systems

#390
20070186569
2007-08-16

Refrigeration system and method of operating the same

#391
20070169491
2007-07-26

Thermal control system and method

#392
20070163276
2007-07-19

Apparatus and method for determining refrigerant charge level

#393
20070156373
2007-07-05

Equipment diagnosis device, refrigerating cycle apparatus, fluid circuit diagnosis method, equipment monitoring system, and refrigerating cycle monitoring system

#394
20070151266
2007-07-05

REFRIGERATION CYCLE APPARATUS

#395
20070137229
2007-06-21

Method of obtaining stable conditions for the evaporation temperature of a media to be cooled through evaporation in a refrigerating installation

#396
20070130976
2007-06-14

Parallel condensing unit control system and method

#397
20070125105
2007-06-07

METHOD AND APPARATUS FOR CONTROLLING THE LOAD PLACED ON A COMPRESSOR

#398
20070107255
2007-05-17

Drying apparatus

#399
20070089440
2007-04-26

Monitoring compressor performance in a refrigeration system

#400
20070089436
2007-04-26

Monitoring refrigerant in a refrigeration system

#401
20070074536
2007-04-05

Refrigeration system with bypass subcooling and component size de-optimization

#402
20070068178
2007-03-29

HEAT PUMP

#403
20070062207
2007-03-22

Heat source apparatus and method of starting the apparatus

#404
20070017249
2007-01-25

Refrigeration apparatus

#405
20070000262
2007-01-04

Ejector cycle system

#406
20060277932
2006-12-14

Refrigerating machine having intermediate-pressure receiver

#407
20060266072
2006-11-30

Ejector and ejector cycle device

#408
20060259276
2006-11-16

Apparatus and method for detecting faults and providing diagnostics in vapor compression cycle equipment

#409
20060242974
2006-11-02

Evaporation process control used in refrigeration

#410
20060201171
2006-09-14

Dual mode compressor with automatic compression ratio adjustment for adapting to multiple operating conditions

#411
20060196197
2006-09-07

Intelligent thermostat system for load monitoring a refrigerant-cycle apparatus

#412
20060196196
2006-09-07

Method and apparatus for airflow monitoring refrigerant-cycle systems

#413
20060162358
2006-07-27

Superheat control by pressure ratio

#414
20060147301
2006-07-06

Centrifugal compressor for turbo chiller, turbo chiller, and control method therefor

#415
20060144059
2006-07-06

Method and control for determining low refrigerant charge

#416
20060137366
2006-06-29

Automatic refrigerant charging apparatus

#417
20060130501
2006-06-22

Variable speed condenser fan control system

#418
20060117773
2006-06-08

Refrigeration system and method of operating the same

#419
20060112703
2006-06-01

Condenser fan control system

#420
20060112702
2006-06-01

Energy efficient capacity control for an air conditioning system

#421
20060107689
2006-05-25

Fluid expansion-distribution assembly

#422
20060090484
2006-05-04

HVAC monitor and superheat calculator system

#423
20060086111
2006-04-27

Method for estimating inlet and outlet air conditions of an HVAC system

#424
20060080989
2006-04-20

Refrigeration/air conditioning equipment

#425
20060075771
2006-04-13

Refrigeration mechanical diagnostic protection and control device

#426
20060053832
2006-03-16

Refrigerant accumulator

#427
20060032379
2006-02-16

Air filter monitoring system

#428
20060032248
2006-02-16

Method and apparatus for monitoring air-exchange evaporation in a refrigerant-cycle system

#429
20060032247
2006-02-16

Method and apparatus for monitoring a condenser unit in a refrigerant-cycle system

#430
20060032246
2006-02-16

Intelligent thermostat system for monitoring a refrigerant-cycle apparatus

#431
20060032245
2006-02-16

Method and apparatus for monitoring refrigerant-cycle systems

#432
20050284165
2005-12-29

Method to control high condenser pressure

#433
20050284163
2005-12-29

Cooling cycle apparatus and method of controlling linear expansion valve of the same

#434
20050274133
2005-12-15

Refrigeration plant

#435
20050268625
2005-12-08

Method of controlling a carbon dioxide heat pump water heating system

#436
20050262856
2005-12-01

Refrigeration system and method of operating the same

#437
20050262854
2005-12-01

Multipurpose adiabatic potable water production apparatus and method

#438
20050252220
2005-11-17

Refrigeration system and method of operating the same

#439
20050235664
2005-10-27

Compressor diagnostic and protection system and method

#440
20050235663
2005-10-27

Compressor diagnostic and protection system and method

#441
20050235662
2005-10-27

Compressor configuration system and method

#442
20050235661
2005-10-27

Compressor diagnostic and protection system and method

#443
20050235660
2005-10-27

Compressor diagnostic and protection system

#444
20050217292
2005-10-06

Refrigeration system

#445
20050204766
2005-09-22

Refrigerant cycle apparatus

#446
20050198977
2005-09-15

System and apparatus for delivering expanded refrigerant to an air/gas dryer

#447
20050188709
2005-09-01

Method and apparatus for controlling the load placed on a compressor

#448
20050183432
2005-08-25

Thermal control system and method

#449
20050172648
2005-08-11

Defrost mode for HVAC heat pump systems

#450
20050150246
2005-07-14

Refrigerating equipment

#451
20050126204
2005-06-16

Air-cycle air conditioning system for commercial refrigeration

#452
20050103045
2005-05-19

Air conditioner

#453
20050100449
2005-05-12

Compressor diagnostic and recording system

#454
20050097908
2005-05-12

Compressor with unloader valve between economizer line and evaporator inlet

#455
20050092000
2005-05-05

System and method for recycling oil in air conditioner

#456
20050086959
2005-04-28

Method and apparatus for variable frequency controlled compressor and fan

#457
20050086957
2005-04-28

Refrigerant cycle with operating range extension

#458
20050081539
2005-04-21

Apparatus and method for controlling super-heating degree in heat pump system

#459
20050076659
2005-04-14

Refrigeration control system

#460
20050061011
2005-03-24

Refrigerating cycle device

#461
20050016207
2005-01-27

Thermally isolated liquid evaporation engine

#462
18601184
2025-12-02

Bulbless thermostatic expansion valve containing a thermal separation slot

#463
15408912
2017-11-21

System to cool beverages using a refrigeration system having a defrosting feature

#464
14162387
2016-02-16

Energy efficiency ratio meter for direct expansion air-conditioners and heat pumps