Pressure difference over a throttle

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CPC
F04B2205/08

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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B2205/00Fluid parameters

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F04B2205/08Pressure difference over a throttle

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Audio control to mask vehicle component noise
- Patent number 12,270,392
- Issue date Apr 8, 2025
- PONY AI INC.
- Robert Dingli
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Model formation module for creating a model for controlling a press...
- Patent number 11,243,512
- Issue date Feb 8, 2022
- Grundfos Holding a/s
- Carsten Skovmose Kallesøe
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Filter loading
- Patent number 10,871,001
- Issue date Dec 22, 2020
- Pentair Water Pool and Spa, Inc.
- Robert W. Stiles
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Equipment for continuous regulation of the flow rate of reciprocati...
- Patent number 9,611,845
- Issue date Apr 4, 2017
- Dott.ing. Mario Cozzani S.r.l.
- Massimo Schiavone
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Systems and methods for detection of piston pump failures on mobile...
- Patent number 8,437,922
- Issue date May 7, 2013
- Caterpillar Inc.
- Richard D. Douglas
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Structure for sensing refrigerant flow rate in a compressor
- Patent number 8,186,172
- Issue date May 29, 2012
- Kabushiki Kaisha Toyota Jidoshokki
- Yoshinori Inoue
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Structure for sensing refrigerant flow rate in a compressor
- Patent number 7,658,081
- Issue date Feb 9, 2010
- Kabushiki Kaisha Toyota Jidoshokki
- Akinobu Kanai
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Displacement control mechanism for variable displacement compressor
- Patent number 7,523,620
- Issue date Apr 28, 2009
- Kabushiki Kaisha Toyota Jidoshokki
- Satoshi Umemura
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic driving device
- Patent number 6,772,590
- Issue date Aug 10, 2004
- Hitachi Construction Machinery Co., Ltd.
- Yasutaka Tsuruga
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Control valve for variable displacement compressor
- Patent number 6,510,702
- Issue date Jan 28, 2003
- Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
- Ken Suitou
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Control valve for variable displacement compressor
- Patent number 6,447,258
- Issue date Sep 10, 2002
- Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
- Masaki Ota
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Control valve of displacement variable compressor
- Patent number 6,386,834
- Issue date May 14, 2002
- Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
- Kazuya Kimura
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Control valve in variable displacement compressor
- Patent number 6,382,926
- Issue date May 7, 2002
- Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
- Masaki Ota
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Engine control apparatus of vehicle having air conditioner
- Patent number 6,336,335
- Issue date Jan 8, 2002
- Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
- Masaki Ota
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Liquid level sensor
- Patent number 6,161,395
- Issue date Dec 19, 2000
- American Standard Inc.
- Ronald W. Okoren
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Variable discharge-amount compressor for refrigerant cycle
- Patent number 6,149,401
- Issue date Nov 21, 2000
- Denso Corporation
- Shigeki Iwanami
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Liquid level sensor
- Patent number 6,131,471
- Issue date Oct 17, 2000
- American Standard Inc.
- Ronald W. Okoren
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Hydraulic drive system
- Patent number 6,105,367
- Issue date Aug 22, 2000
- Hitachi Construction Machinery Co. Ltd.
- Yasutaka Tsuruga
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Device to reduce pulsations on a hydrostatic positive displacement...
- Patent number 6,086,336
- Issue date Jul 11, 2000
- Linde Aktiengesellschaft
- Bernward Welschof
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Flow regulator
- Patent number 6,053,196
- Issue date Apr 25, 2000
- Luk Fahrzeug-Hydraulik GmbH & Co. KG
- Randolf Kortge
- G05 - CONTROLLING REGULATING
Information Patent Grant
Module with an electric generator and a pump unit
- Patent number 6,048,179
- Issue date Apr 11, 2000
- Linde Aktiengesellschaft
- Franz Forster
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method and apparatus for positioning a restrictor shield of a pump...
- Patent number 6,000,415
- Issue date Dec 14, 1999
- Applied Materials, Inc.
- David Datong Huo
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Settable choke device to control the power setting of a variable di...
- Patent number 5,993,168
- Issue date Nov 30, 1999
- Brueninghaus Hydromatik GmbH
- Mikko Erkkilae
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Motor vehicle air-conditioning apparatus with engine speed control
- Patent number 5,924,296
- Issue date Jul 20, 1999
- Denso Corporation
- Yoshiaki Takano
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Capacity control apparatus for a variable capacity hydraulic pump
- Patent number 5,839,885
- Issue date Nov 24, 1998
- Komatsu Ltd.
- Yosuke Oda
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic control valve block
- Patent number 5,778,924
- Issue date Jul 14, 1998
- Brueninghaus Hydramatic GmbH
- Helmut Stangl
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Control device for a filling-ratio adjusting pump
- Patent number 5,701,873
- Issue date Dec 30, 1997
- Eidgenoessische Technische Hochschule Laboratorium Fuer Verbrennungsmotoren U...
- Wolfgang Schneider
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and control system for controlling a fluid compression system
- Patent number 5,627,769
- Issue date May 6, 1997
- Sarlin-Hydor Oy
- Keijo Hallikainen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Attenuation of fluid borne noise
- Patent number 5,560,205
- Issue date Oct 1, 1996
- Caterpillar Inc.
- Robert J. Huebner
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Method and hydrostatic drive system for operating an adjustable hyd...
- Patent number 5,533,867
- Issue date Jul 9, 1996
- Linde Aktiengesellschaft
- Hilmar Strenzke
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
RECIPROCATING COMPRESSOR VALVE SYSTEM WITH EMBEDDED SENSOR
- Publication number 20250027489
- Publication date Jan 23, 2025
- Nuovo Pignone Tecnologie S.r.l.
- Federico CAPPELLI
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
BEAD GASKET
- Publication number 20210164460
- Publication date Jun 3, 2021
- SCHWABISCHE HUTTENWERKE AUTOMOTIVE GMBH
- Dominik Baur
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Systems and Methods for Detection of Piston Pump Failures on Mobile...
- Publication number 20120150383
- Publication date Jun 14, 2012
- Caterpillar, Inc.
- Richard D. Douglas
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
EQUIPMENT FOR CONTINUOUS REGULATION OF THE FLOW RATE OF RECIPROCATI...
- Publication number 20090238700
- Publication date Sep 24, 2009
- DOTT.ING.MARIO COZZANI S.R.L.
- Massimo Schiavone
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Displacement control valve for variable displacement compressor
- Publication number 20080247883
- Publication date Oct 9, 2008
- Naoya Yokomachi
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Structure for sensing refrigerant flow rate in a compressor
- Publication number 20080110188
- Publication date May 15, 2008
- Yoshinori Inoue
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Structure for sensing refrigerant flow rate in a compressor
- Publication number 20080104984
- Publication date May 8, 2008
- Akinobu Kanai
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Structure for sensing refrigerant flow rate in a compressor
- Publication number 20080041080
- Publication date Feb 21, 2008
- Yoshinori Inoue
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
AIRFLOW COMPRESSOR CONTROL SYSTEM AND METHOD
- Publication number 20070177983
- Publication date Aug 2, 2007
- Ingersoll-Rand Company
- Jimmy L. Levan
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Displacement control mechanism for variable displacement compressor
- Publication number 20070012057
- Publication date Jan 18, 2007
- Satoshi Umemura
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Displacement control valve for variable displacement compressor
- Publication number 20060165534
- Publication date Jul 27, 2006
- Satoshi Umemura
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Hydraulic driving device
- Publication number 20030019209
- Publication date Jan 30, 2003
- Yasutaka Tsuruga
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Control valve for variable displacement compressor
- Publication number 20010055531
- Publication date Dec 27, 2001
- Masaki Ota
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Control valve for variable displacement compressor
- Publication number 20010029742
- Publication date Oct 18, 2001
- Ken Suitou
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Engine control apparatus of vehicle having air conditioner
- Publication number 20010008131
- Publication date Jul 19, 2001
- Masaki Ota
- B60 - VEHICLES IN GENERAL
Information Patent Application
Control valve in variable displacement compressor
- Publication number 20010002237
- Publication date May 31, 2001
- Masaki Ota
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Pressure difference over a throttle

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Audio control to mask vehicle component noise

Model formation module for creating a model for controlling a press...

Filter loading

Equipment for continuous regulation of the flow rate of reciprocati...

Systems and methods for detection of piston pump failures on mobile...

Structure for sensing refrigerant flow rate in a compressor

Structure for sensing refrigerant flow rate in a compressor

Displacement control mechanism for variable displacement compressor

Hydraulic driving device

Control valve for variable displacement compressor

Control valve for variable displacement compressor

Control valve of displacement variable compressor

Control valve in variable displacement compressor

Engine control apparatus of vehicle having air conditioner

Liquid level sensor

Variable discharge-amount compressor for refrigerant cycle

Liquid level sensor

Hydraulic drive system

Device to reduce pulsations on a hydrostatic positive displacement...

Flow regulator

Module with an electric generator and a pump unit

Method and apparatus for positioning a restrictor shield of a pump...

Settable choke device to control the power setting of a variable di...

Motor vehicle air-conditioning apparatus with engine speed control

Capacity control apparatus for a variable capacity hydraulic pump

Hydraulic control valve block

Control device for a filling-ratio adjusting pump

Method and control system for controlling a fluid compression system

Attenuation of fluid borne noise

Method and hydrostatic drive system for operating an adjustable hyd...

Patents Applicationslast 30 patents

RECIPROCATING COMPRESSOR VALVE SYSTEM WITH EMBEDDED SENSOR

BEAD GASKET

Systems and Methods for Detection of Piston Pump Failures on Mobile...

EQUIPMENT FOR CONTINUOUS REGULATION OF THE FLOW RATE OF RECIPROCATI...

Displacement control valve for variable displacement compressor

Structure for sensing refrigerant flow rate in a compressor

Structure for sensing refrigerant flow rate in a compressor

Structure for sensing refrigerant flow rate in a compressor

AIRFLOW COMPRESSOR CONTROL SYSTEM AND METHOD

Displacement control mechanism for variable displacement compressor

Displacement control valve for variable displacement compressor

Hydraulic driving device

Control valve for variable displacement compressor

Control valve for variable displacement compressor

Engine control apparatus of vehicle having air conditioner

Control valve in variable displacement compressor