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On-off valves controlled by pulse signals
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F25B2600/2521
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Parent Industries
F
MECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS
F25
Refrigeration
F25B
REFRIGERATION MACHINES, PLANTS OR SYSTEMS COMBINED HEATING AND REFRIGERATION SYSTEMS HEAT-PUMP SYSTEMS
F25B2600/00
Control issues
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F25B2600/2521
On-off valves controlled by pulse signals
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Patents Grants
last 30 patents
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Patent Grant
Temperature regulating refrigeration systems for varying loads
Patent number
11,619,433
Issue date
Apr 4, 2023
Laird Thermal Systems Inc.
Madhavi Pamaraju
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Temperature regulating refrigeration systems for varying loads
Patent number
11,221,165
Issue date
Jan 11, 2022
LAIRD THERMAL SYSTEMS, INC.
Madhavi Pamaraju
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Cryocooler and rotary valve unit for cryocooler
Patent number
11,221,079
Issue date
Jan 11, 2022
Sumitomo Heavy Industries, Ltd.
Mingyao Xu
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Evaporator having integrated pulse wave atomizer expansion device
Patent number
11,221,163
Issue date
Jan 11, 2022
Randy Lefor
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Temperature control system and method TDSF plus
Patent number
11,154,073
Issue date
Oct 26, 2021
B/E Aerospace, Inc.
Kenneth W. Cowans
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Pulse tube cryocooler and rotary valve unit for pulse tube cryocooler
Patent number
11,022,353
Issue date
Jun 1, 2021
Sumitomo Heavy Industries, Ltd.
Mingyao Xu
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Control method for a cooling device
Patent number
10,982,886
Issue date
Apr 20, 2021
ELECTROLUX APPLIANCES AB
Trung Pham Viet
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
System and method of temperature control for a transport refrigerat...
Patent number
10,675,950
Issue date
Jun 9, 2020
Thermo King Corporation
David J. Renken
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Temperature control system and method TDSF plus
Patent number
10,342,241
Issue date
Jul 9, 2019
B/E Aerospace, Inc.
Kenneth W. Cowans
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Methods for controlling a compressor with double suction for refrig...
Patent number
10,337,768
Issue date
Jul 2, 2019
Embraco Indústria de Compressores e Soluções em Refrigeração Ltda
Gunter Johann Maass
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Methods for controlling a compressor with double suction for refrig...
Patent number
10,317,110
Issue date
Jun 11, 2019
Embraco Indústria de Compressores e Soluções em Refrigeração Ltda
Gunter Johann Maass
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Apparatus to control device temperature utilizing multiple thermal...
Patent number
10,119,776
Issue date
Nov 6, 2018
Centipede Systems, Inc.
Thomas H. Di Stefano
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Pulse width modulation with discharge to suction bypass
Patent number
10,006,681
Issue date
Jun 26, 2018
Carrier Corporation
Alexander Lifson
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Cooling system with low temperature load
Patent number
9,982,919
Issue date
May 29, 2018
Heatcraft Refrigeration Products LLC
Masood Ali
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Multiple evaporator control using PWM valve/compressor
Patent number
9,970,698
Issue date
May 15, 2018
Whirlpool Corporation
Alberto Regio Gomes
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Cooling system with low temperature load
Patent number
9,964,348
Issue date
May 8, 2018
Heatcraft Refrigeration Products LLC
Masood Ali
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Refrigerant distribution apparatus and methods for transport refrig...
Patent number
9,909,786
Issue date
Mar 6, 2018
Carrier Corporation
Lucy Yi Liu
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Mechanism for controlling refrigerant in a vehicle air conditioning...
Patent number
9,784,486
Issue date
Oct 10, 2017
Sanden Holdings Corporation
Ryo Miyakoshi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method for controlling a compressor of a refrigeration system, and...
Patent number
9,746,227
Issue date
Aug 29, 2017
Kriwan Industrie-Elektronik GmbH
Xiaoming Peng
G05 - CONTROLLING REGULATING
Information
Patent Grant
Multiple evaporator control using PWM valve/compressor
Patent number
9,605,884
Issue date
Mar 28, 2017
Whirlpool Corporation
Alberto Regio Gomes
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Heat pump apparatus
Patent number
9,557,085
Issue date
Jan 31, 2017
Mitsubishi Electric Corporation
Mamoru Hamada
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Variable capacity compressor and refrigerator
Patent number
9,399,988
Issue date
Jul 26, 2016
General Electric Company
Richard Dana Brooke
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Temperature control system and method TDSF plus
Patent number
9,360,243
Issue date
Jun 7, 2016
B/E Aerospace, Inc.
Kenneth W. Cowans
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Control of multiple zone refrigerant vapor compression systems
Patent number
9,297,548
Issue date
Mar 29, 2016
Carrier Corporation
Stevo Mijanovic
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method for controlling a flow of refrigerant to an evaporator
Patent number
9,217,591
Issue date
Dec 22, 2015
Danfoss A/S
Lars Finn Sloth Larsen
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Apparatus to control device temperature utilizing multiple thermal...
Patent number
9,151,551
Issue date
Oct 6, 2015
Centipede Systems, Inc.
Thomas H. Di Stefano
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Combined operation and control of suction modulation and pulse widt...
Patent number
9,139,066
Issue date
Sep 22, 2015
Carrier Corporation
Alexander Lifson
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Air conditioner
Patent number
9,010,137
Issue date
Apr 21, 2015
Toshiba Carrier Corporation
Akiyoshi Sugiyama
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Flow rate control system in refrigeration circuits, method for cont...
Patent number
8,627,676
Issue date
Jan 14, 2014
Whirlpool S.A.
Marcio Roberto Thiessen
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Suction valve pulse width modulation control based on evaporator or...
Patent number
8,424,328
Issue date
Apr 23, 2013
Carrier Corporation
Alexander Lifson
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Patents Applications
last 30 patents
Information
Patent Application
Temperature Regulating Refrigeration Systems for Varying Loads
Publication number
20230235934
Publication date
Jul 27, 2023
LAIRD THERMAL SYSTEMS, INC.
Madhavi PAMARAJU
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
HEAT PUMP DEVICE
Publication number
20220390160
Publication date
Dec 8, 2022
DAIKIN INDUSTRIES, LTD.
Yuusuke FUJIMOTO
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
TEMPERATURE REGULATING REFRIGERATION SYSTEMS FOR VARYING LOADS
Publication number
20220113073
Publication date
Apr 14, 2022
LAIRD THERMAL SYSTEMS, INC.
Madhavi PAMARAJU
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Temperature Regulating Refrigeration Systems for Varying Loads
Publication number
20210080162
Publication date
Mar 18, 2021
LAIRD THERMAL SYSTEMS, INC.
Madhavi PAMARAJU
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
CRYOCOOLER AND ROTARY VALVE UNIT FOR CRYOCOOLER
Publication number
20200003465
Publication date
Jan 2, 2020
Sumitomo Heavy Industries, Ltd.
Mingyao XU
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
PULSE TUBE CRYOCOOLER AND ROTARY VALVE UNIT FOR PULSE TUBE CRYOCOOLER
Publication number
20200003466
Publication date
Jan 2, 2020
Sumitomo Heavy Industries, Ltd.
Mingyao XU
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
CONTROL METHOD FOR A COOLING DEVICE
Publication number
20180187934
Publication date
Jul 5, 2018
ELECTROLUX APPLIANCES AKTIEBOLAGET
Trung Pham VIET
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
MULTIPLE EVAPORATOR CONTROL USING PWM VALVE/COMPRESSOR
Publication number
20160282032
Publication date
Sep 29, 2016
Whirlpool Corporation
ALBERTO REGIO GOMES
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
MULTIPLE EVAPORATOR CONTROL USING PWM VALVE/COMPRESSOR
Publication number
20140238054
Publication date
Aug 28, 2014
Whirlpool Corporation
Alberto Gomes
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHODS FOR CONTROLLING A COMPRESSOR WITH DOUBLE SUCTION FOR REFRIG...
Publication number
20140023524
Publication date
Jan 23, 2014
Whirlpool S.A.
Gunter Johann Maass
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
VARIABLE CAPACITY COMPRESSOR AND REFRIGERATOR
Publication number
20130199223
Publication date
Aug 8, 2013
Richard Dana BROOKE
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Method and Apparatus for Controlling Temperature
Publication number
20130068442
Publication date
Mar 21, 2013
Centipede Systems, Inc.
Thomas H. Di Stefano
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
REFRIGERANT DISTRIBUTION APPARATUS AND METHODS FOR TRANSPORT REFRIG...
Publication number
20120318008
Publication date
Dec 20, 2012
Carrier Corporation
Lucy Yi Liu
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
TEMPERATURE REGULATION SYSTEM WITH HYBRID REFRIGERANT SUPPLY AND RE...
Publication number
20120117992
Publication date
May 17, 2012
Tai-Her Yang
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
HEAT PUMP APPARATUS
Publication number
20120111042
Publication date
May 10, 2012
MITSUBISHI ELECTRIC CORPORATION
Mamoru Hamada
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
AIR CONDITIONER
Publication number
20110257793
Publication date
Oct 20, 2011
Akiyoshi Sugiyama
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Capacity Control System for Variable Capacity Compressor and Displa...
Publication number
20110219797
Publication date
Sep 15, 2011
Sanden Corporation
Yukihiko Taguchi
B60 - VEHICLES IN GENERAL
Information
Patent Application
METHOD FOR CONTROLLING A FLOW OF REFRIGERANT TO AN EVAPORATOR
Publication number
20110214438
Publication date
Sep 8, 2011
Danfoss A/S
Lars Finn Sloth Larsen
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
CONTROL OF MULTIPLE ZONE REFRIGERANT VAPOR COMPRESSION SYSTEMS
Publication number
20110209490
Publication date
Sep 1, 2011
Carrier Corporation
Stevo Mijanovic
B60 - VEHICLES IN GENERAL
Information
Patent Application
Refrigerant System and Method of Operating the Same
Publication number
20110094248
Publication date
Apr 28, 2011
Carrier Corporation
Michael F. Taras
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
START-UP PROCEDURE FOR REFRIGERANT SYSTEMS HAVING MICROCHEMICAL CON...
Publication number
20110030397
Publication date
Feb 10, 2011
Michael F. Taras
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
PULSE WIDTH MODULATION WITH REDUCED SUCTION PRESSURE TO IMPROVE EFF...
Publication number
20100319372
Publication date
Dec 23, 2010
Alexander Lifson
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Method for efficient operation of cooling system
Publication number
20100131106
Publication date
May 27, 2010
Malee Kriangkanont
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SUCTION MODULATION VALVE FOR REFRIGERANT SYSTEM WITH ADJUSTABLE OPE...
Publication number
20100095693
Publication date
Apr 22, 2010
Alexander Lifson
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
REFRIGERANT SYSTEM WITH PULSE WIDTH MODULATION FOR REHEAT CIRCUIT
Publication number
20100064722
Publication date
Mar 18, 2010
Michael F. Taras
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
COMBINED OPERATION AND CONTROL OF SUCTION MODULATION AND PULSE WIDT...
Publication number
20100064702
Publication date
Mar 18, 2010
Alexander Lifson
B60 - VEHICLES IN GENERAL
Information
Patent Application
INJECTION OF REFRIGERANT IN SYSTEM WITH EXPANDER
Publication number
20100058783
Publication date
Mar 11, 2010
Alexander Lifson
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SUCTION VALVE PULSE WIDTH MODULATION CONTROL BASED ON EVAPORATOR OR...
Publication number
20100058799
Publication date
Mar 11, 2010
Alexander Lifson
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
PULSE WIDTH MODULATION WITH DISCHARGE TO SUCTION BYPASS
Publication number
20100043468
Publication date
Feb 25, 2010
Alexander Lifson
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
REFRIGERATION SYSTEMS WITH VOLTAGE MODULATED COMPRESSOR MOTORS AND...
Publication number
20100043469
Publication date
Feb 25, 2010
Carrier Corporation
Alexander Lifson
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...