by keeping open the outlet valve

Industry

CPC
F04B49/246

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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B49/00Control

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F04B49/246by keeping open the outlet valve

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Patents Grantslast 30 patents

Information Patent Grant
Variable displacement pumps
- Patent number 12,071,942
- Issue date Aug 27, 2024
- Hamilton Sundstrand Corporation
- Matej Rutar
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Discharge valve disabler and pressure pulse generator therefrom
- Patent number 10,947,967
- Issue date Mar 16, 2021
- Halliburton Energy Services, Inc.
- Jim Basuki Surjaatmadja
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Reciprocating low-speed heavy-load hydraulic pump with variable act...
- Patent number 10,280,917
- Issue date May 7, 2019
- ZHEJIANG HAIJU TECHNOLOGY CO., LTD.
- Wei Sun
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Valve actuator
- Patent number 9,033,309
- Issue date May 19, 2015
- Sauer-Danfoss ApS
- William Hugh Salvin Rampen
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Cylinder head for a compressor
- Patent number 8,960,073
- Issue date Feb 24, 2015
- WABCO Europe BVBA
- Ramesh Pai
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Smart control valve for compressors
- Patent number 7,651,323
- Issue date Jan 26, 2010
- LG Electronics Inc.
- Seon-woong Hwang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
High pressure fuel pump delivery control by piston deactivation
- Patent number 6,866,025
- Issue date Mar 15, 2005
- Siemens VDO Automotive Corp.
- Martin Maass
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Pump arrangement for providing fuel at high pressure
- Patent number 6,581,577
- Issue date Jun 24, 2003
- Robert Bosch GmbH
- Gerhard Geyer
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Control system for a hydraulic transformer having variable pressure...
- Patent number 6,374,602
- Issue date Apr 23, 2002
- Caterpillar Inc.
- Sameer M. Prabhu
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
By-pass solenoid with integral check valve
- Patent number 6,206,044
- Issue date Mar 27, 2001
- Eaton Corporation
- Carl G. Gluf
- G05 - CONTROLLING REGULATING
Information Patent Grant
Fuel injection device for internal combustion engines
- Patent number 6,196,191
- Issue date Mar 6, 2001
- Robert Bosch GmbH
- Helmut Rembold
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel pump assembly
- Patent number 6,142,747
- Issue date Nov 7, 2000
- Robert Bosch GmbH
- Bernd Rosenau
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and apparatus for regulating a volumetric fuel flow between...
- Patent number 5,971,718
- Issue date Oct 26, 1999
- Siemens Aktiengesellschaft
- Hinrich Krueger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
High-pressure hydraulic pump with improved performance
- Patent number 5,971,727
- Issue date Oct 26, 1999
- Chart Industries Ltd.
- Gerald P. Horan
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Piston-type compressor with improved shock absorption during start up
- Patent number 5,944,491
- Issue date Aug 31, 1999
- Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
- Naoya Yakomachi
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Servo device for regulating a refrigerant into a compressor
- Patent number 5,934,093
- Issue date Aug 10, 1999
- Chyi-Pin Liu
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Flow rate control device for a pump
- Patent number 5,860,797
- Issue date Jan 19, 1999
- Aisin Seiki Kabushiki Kaisha
- Haruo Fujimura
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Synchronized unloader system and method for a gas compressor
- Patent number 5,695,325
- Issue date Dec 9, 1997
- Lauren D. Sperry
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Cartridge assembly with orifice providing pressure differential
- Patent number 5,378,118
- Issue date Jan 3, 1995
- TRW Inc.
- Robert S. Phillips
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Feed pump for a hydraulic system
- Patent number 5,374,167
- Issue date Dec 20, 1994
- Robert Bosch GmbH
- Dirk Merbold
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Radial valve with unloader assembly for gas compressor
- Patent number 5,331,998
- Issue date Jul 26, 1994
- Lauren D. Sperry
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic pump
- Patent number 5,176,428
- Issue date Jan 5, 1993
- Bendix Europe Services Techniques
- Pierre Lebret
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hydraulic pumps
- Patent number 5,032,061
- Issue date Jul 16, 1991
- Hydro Rene Leduc
- Louis C. Porel
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Brake system
- Patent number 5,000,525
- Issue date Mar 19, 1991
- Alfred Teves GmbH
- Hans-Deiter Reinartz
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Variable delivery refrigerant compressor of double-acting swash pla...
- Patent number 4,709,555
- Issue date Dec 1, 1987
- Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
- Katsunori Kawai
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Unloading mechanisms for air compressors
- Patent number 4,553,907
- Issue date Nov 19, 1985
- WABCO Fahrzeugbremsen GmbH
- Werner Heger
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Unloading mechanisms for air compressors
- Patent number 4,505,648
- Issue date Mar 19, 1985
- WABCO Fahrzeugbremsen GmbH
- Werner Heger
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Variable delivery compressor
- Patent number 4,505,122
- Issue date Mar 19, 1985
- Diesel Kiki Co., Ltd.
- Kenichi Inomata
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Multi-cylinder variable delivery compressor
- Patent number 4,403,921
- Issue date Sep 13, 1983
- Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
- Kimio Kato
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Adjustable suck-back device for sanitary pumps
- Patent number 4,230,160
- Issue date Oct 28, 1980
- National Instrument Company, Inc.
- Lawrence W. Buckley
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...

Patents Applicationslast 30 patents

Information Patent Application
DIRECT CONTROLLED VARIABLE DISPLACEMENT VALVES WITH DUAL SET POINT...
- Publication number 20240392773
- Publication date Nov 28, 2024
- HAMILTON SUNDSTRAND CORPORATION
- Ryan Prescott Susca
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
DIRECT CONTROL FOR VARIABLE DISPLACEMENT PUMPS
- Publication number 20240240631
- Publication date Jul 18, 2024
- HAMILTON SUNDSTRAND CORPORATION
- Ryan Prescott Susca
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Variable Displacement Pumps
- Publication number 20230125840
- Publication date Apr 27, 2023
- HAMILTON SUNDSTRAND CORPORATION
- Matej Rutar
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
VARIABLE DISPLACEMENT PUMP WITH ACTIVE BYPASS FEEDBACK CONTROL
- Publication number 20220307491
- Publication date Sep 29, 2022
- HAMILTON SUNDSTRAND CORPORATION
- Matej Rutar
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
HIGH-PRESSURE PLUNGER PUMP AND METHOD FOR THE FUNCTIONAL INTERRUPTI...
- Publication number 20180163717
- Publication date Jun 14, 2018
- HAMMELMANN GMBH
- Michael JARCHAU
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
METHOD OF CONTROLLING HYDRAULIC MACHINE TO REDUCE TORQUE RIPPLE AND...
- Publication number 20130205763
- Publication date Aug 15, 2013
- Mitsubishi Heavy Industries, Ltd.
- Niall Caldwell
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Cylinder Head for a Compressor
- Publication number 20130092019
- Publication date Apr 18, 2013
- Ramesh Pai
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Method for Controlling Delivery Quantity, and Reciprocating Compres...
- Publication number 20120207623
- Publication date Aug 16, 2012
- Andreas Allenspach
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Method for Controlling Delivery Quantity, and Reciprocating Compres...
- Publication number 20120189467
- Publication date Jul 26, 2012
- Andreas Allenspach
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
VALVE ACTUATOR
- Publication number 20110253918
- Publication date Oct 20, 2011
- ARTEMIS INTELLIGENT POWER LTD
- William Hugh Salvin Rampen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Smart control valve for compressors
- Publication number 20060127236
- Publication date Jun 15, 2006
- LG ELECTRONICS INC.
- Seon-woong Hwang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Variable displacement type swash plate clutch-less compressor
- Publication number 20040062660
- Publication date Apr 1, 2004
- Yukio Kazahaya
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

by keeping open the outlet valve

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Variable displacement pumps

Discharge valve disabler and pressure pulse generator therefrom

Reciprocating low-speed heavy-load hydraulic pump with variable act...

Valve actuator

Cylinder head for a compressor

Smart control valve for compressors

High pressure fuel pump delivery control by piston deactivation

Pump arrangement for providing fuel at high pressure

Control system for a hydraulic transformer having variable pressure...

By-pass solenoid with integral check valve

Fuel injection device for internal combustion engines

Fuel pump assembly

Method and apparatus for regulating a volumetric fuel flow between...

High-pressure hydraulic pump with improved performance

Piston-type compressor with improved shock absorption during start up

Servo device for regulating a refrigerant into a compressor

Flow rate control device for a pump

Synchronized unloader system and method for a gas compressor

Cartridge assembly with orifice providing pressure differential

Feed pump for a hydraulic system

Radial valve with unloader assembly for gas compressor

Hydraulic pump

Hydraulic pumps

Brake system

Variable delivery refrigerant compressor of double-acting swash pla...

Unloading mechanisms for air compressors

Unloading mechanisms for air compressors

Variable delivery compressor

Multi-cylinder variable delivery compressor

Adjustable suck-back device for sanitary pumps

Patents Applicationslast 30 patents

DIRECT CONTROLLED VARIABLE DISPLACEMENT VALVES WITH DUAL SET POINT...

DIRECT CONTROL FOR VARIABLE DISPLACEMENT PUMPS

Variable Displacement Pumps

VARIABLE DISPLACEMENT PUMP WITH ACTIVE BYPASS FEEDBACK CONTROL

HIGH-PRESSURE PLUNGER PUMP AND METHOD FOR THE FUNCTIONAL INTERRUPTI...

METHOD OF CONTROLLING HYDRAULIC MACHINE TO REDUCE TORQUE RIPPLE AND...

Cylinder Head for a Compressor

Method for Controlling Delivery Quantity, and Reciprocating Compres...

Method for Controlling Delivery Quantity, and Reciprocating Compres...

VALVE ACTUATOR

Smart control valve for compressors

Variable displacement type swash plate clutch-less compressor