for machines or pumps with stationary cylinders

Industry

CPC
F04B1/28

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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B1/00Multi-cylinder machines or pumps characterised by number or arrangements of cylinders

Current Industry

F04B1/28for machines or pumps with stationary cylinders

Industries

Patents Grantslast 30 patents

Information Patent Grant
Electrohydraulic pitch setting with reversible pump
- Patent number 12,330,769
- Issue date Jun 17, 2025
- SAFRAN AIRCRAFT ENGINES
- Huguette De Wergifosse
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Wobble plate pistonwater pump for use ina low flow gas pressure was...
- Patent number 12,264,660
- Issue date Apr 1, 2025
- Active Products Inc.
- James Hou
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Wobble plate piston water pump for use in a low flow gas pressure w...
- Patent number 12,049,879
- Issue date Jul 30, 2024
- James Hou
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Wobble plate piston water pump for use in a low flow gas pressure w...
- Patent number 11,434,890
- Issue date Sep 6, 2022
- James Hou
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Axial piston machine with recess in the region of the loading press...
- Patent number 10,954,936
- Issue date Mar 23, 2021
- Robert Bosch GmbH
- Andreas Apperger
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Axial piston machine
- Patent number 10,859,061
- Issue date Dec 8, 2020
- Mahle International GmbH
- Christoph Fiala
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Wobble plate piston pump for low flow gas and electric water pressu...
- Patent number 10,753,347
- Issue date Aug 25, 2020
- Active Products Inc.
- James Hou
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Variable displacement pump-motor
- Patent number 10,738,757
- Issue date Aug 11, 2020
- Regetns of the University of Minnesota
- Michael Rannow
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Hydrostatic axial piston motor of bent-axis construction
- Patent number 10,590,908
- Issue date Mar 17, 2020
- Robert Bosch GmbH
- Alexander Bidell
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Axial piston machine with outlet control
- Patent number 10,451,027
- Issue date Oct 22, 2019
- Mahle International GmbH
- Michael Bucher
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Apparatus, system, and method for introducing a liquid into a vessel
- Patent number 10,215,169
- Issue date Feb 26, 2019
- Rarecyte, Inc.
- Steve Quarre
- G01 - MEASURING TESTING
Information Patent Grant
End of stroke detection for plunger velocity correction
- Patent number 9,989,048
- Issue date Jun 5, 2018
- Caterpillar Inc.
- Sunil J. Bean
- G01 - MEASURING TESTING
Information Patent Grant
Water pump having two operating conditions
- Patent number 9,051,927
- Issue date Jun 9, 2015
- Briggs & Stratton Corporation
- Richard J. Gilpatrick
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic manifold pump
- Patent number 8,726,650
- Issue date May 20, 2014
- Schlumberger Technology Corporation
- Spyro Kotsonis
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic system with supplement pump
- Patent number 8,668,465
- Issue date Mar 11, 2014
- Sauer-Danfoss ApS
- Luke Wadsley
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Pumping element for hydraulic pump
- Patent number 6,974,312
- Issue date Dec 13, 2005
- Caterpillar Inc.
- Ibrahim A. Abdelrahman
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Pump and hydraulic system with low pressure priming and over pressu...
- Patent number 6,901,911
- Issue date Jun 7, 2005
- Caterpillar Inc.
- Michael D. Anderson
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic transformer
- Patent number 6,887,045
- Issue date May 3, 2005
- Bosch Rexroth AG
- Rudolf Schaeffer
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Variable-delivery, fixed-displacement pump
- Patent number 6,802,697
- Issue date Oct 12, 2004
- Caterpillar Inc.
- Haoran Hu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Electro-hydraulic actuator for a hydraulic pump
- Patent number 6,675,776
- Issue date Jan 13, 2004
- Caterpillar Inc.
- Dennis H. Gibson
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Variable delivery control arrangement for a pump
- Patent number 6,662,558
- Issue date Dec 16, 2003
- Caterpillar Inc.
- Bryan E. Nelson
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
High pressure pump and engine system using the same
- Patent number 6,644,277
- Issue date Nov 11, 2003
- Caterpillar Inc.
- James R. Blass
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Method and apparatus for controlling a fluid actuated system
- Patent number 6,638,025
- Issue date Oct 28, 2003
- Caterpillar Inc.
- James R. Blass
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Variable delivery swash plate pump having a piston located spill port
- Patent number 5,603,609
- Issue date Feb 18, 1997
- Microhydraulics, Inc.
- George Kadlicko
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Rotary swash plate type axial plunger pump
- Patent number 5,061,155
- Issue date Oct 29, 1991
- Toyota Jidosha Kabushiki Kaisha
- Toshika Masaoka
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Axial piston pump
- Patent number 3,954,353
- Issue date May 4, 1976
- Ludwig Anton Mokesch
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
3901093
- Patent number 3,901,093
- Issue date Aug 26, 1975
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
3832094
- Patent number 3,832,094
- Issue date Aug 27, 1974
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
3726609
- Patent number 3,726,609
- Issue date Apr 10, 1973
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
3692052
- Patent number 3,692,052
- Issue date Sep 19, 1972
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
WOBBLE PLATE PISTON WATER PUMP FOR USE IN A LOW FLOW GAS PRESSURE W...
- Publication number 20250198398
- Publication date Jun 19, 2025
- Active Products Inc.
- James HOU
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Method for Operating a High-Density Solids Pump and High-Density So...
- Publication number 20230026231
- Publication date Jan 26, 2023
- Putzmeister Engineering GmbH
- Frederik KORT
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
WOBBLE PLATE PISTONWATER PUMP FOR USE INA LOW FLOW GAS PRESSURE WAS...
- Publication number 20220412336
- Publication date Dec 29, 2022
- Active Products Inc.
- James HOU
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
WOBBLE PLATE PISTONWATER PUMP FOR USE INA LOW FLOW GAS PRESSURE WAS...
- Publication number 20220364557
- Publication date Nov 17, 2022
- Active Products Inc.
- James HOU
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
CYLINDER DRIVE DEVICE AND FLOW CHANNEL UNIT
- Publication number 20220018341
- Publication date Jan 20, 2022
- SMC Corporation
- Hiroyuki ASAHARA
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
WOBBLE PLATE PISTONWATER PUMP FOR USE INA LOW FLOW GAS PRESSURE WAS...
- Publication number 20200347836
- Publication date Nov 5, 2020
- Active Products Inc.
- James HOU
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Axial Piston Machine with Recess in the Region of the Loading Press...
- Publication number 20190360482
- Publication date Nov 28, 2019
- ROBERT BOSCH GmbH
- Andreas Apperger
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
ADAPTIVE CONTROL SYSTEM AND METHODS FOR WELL SERVICE PUMP SYSTEMS
- Publication number 20190331100
- Publication date Oct 31, 2019
- AMERIFORGE GROUP INC.
- Tom GABLE
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
WOBBLE PLATE PISTON PUMP FOR LOW FLOW GAS AND ELECTRIC WATER PRESSU...
- Publication number 20180313341
- Publication date Nov 1, 2018
- Active Products Inc.
- James HOU
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
AXIAL PISTON MACHINE
- Publication number 20180258907
- Publication date Sep 13, 2018
- MAHLE International GmbH
- Christoph Fiala
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
AXIAL PISTON MACHINE WITH OUTLET CONTROL
- Publication number 20180058421
- Publication date Mar 1, 2018
- MAHLE International GmbH
- Michael Bucher
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
APPARATUS, SYSTEM, AND METHOD FOR INTRODUCING A LIQUID INTO A VESSEL
- Publication number 20180030979
- Publication date Feb 1, 2018
- RareCyte, Inc.
- Steve Quarre
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
End of Stroke Detection for Plunger Velocity Correction
- Publication number 20170030344
- Publication date Feb 2, 2017
- Caterpillar Inc.
- Sunil J. Bean
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Hydraulic Drive Multi-Element Cryogenic Pump
- Publication number 20160377068
- Publication date Dec 29, 2016
- Caterpillar Inc.
- Cory A. Brown
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
PISTON SHIFTING CONTROL SYSTEM
- Publication number 20160245266
- Publication date Aug 25, 2016
- Federal Signal Corporation
- XIAOLUN HUANG
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Metering Pump
- Publication number 20160146198
- Publication date May 26, 2016
- Loyd Arve Nornes
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
CANTED OFF-AXIS DRIVER FOR QUIET PNEUMATIC PUMPING
- Publication number 20160047365
- Publication date Feb 18, 2016
- Nextern,Inc
- Ryan Douglas
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
WATER PUMP
- Publication number 20130216402
- Publication date Aug 22, 2013
- Briggs & Stratton Corporation
- Jason J. Raasch
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
HYDRAULIC MANIFOLD PUMP
- Publication number 20110185717
- Publication date Aug 4, 2011
- Sypro Kotsonis
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
HYDRAULIC SYSTEM WITH SUPPLEMENT PUMP
- Publication number 20100322791
- Publication date Dec 23, 2010
- Sauer-Danfoss ApS
- Luke Wadsley
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
CONDUIT SEAT FOR AN ATOMIZING DEVICE
- Publication number 20070297921
- Publication date Dec 27, 2007
- I-Jen Huang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Motor pump for high-pressure washers with automatically variable fl...
- Publication number 20040131473
- Publication date Jul 8, 2004
- LAVORWASH S.P.A.
- Giancarlo Lanfredi
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Variable-delivery, fixed-displacement pump
- Publication number 20040123839
- Publication date Jul 1, 2004
- Haoran Hu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Pumping element for hydraulic pump
- Publication number 20040115066
- Publication date Jun 17, 2004
- Ibrahim A. Abdelrahman
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Pump and hydraulic system with low pressure priming and over pressu...
- Publication number 20040020463
- Publication date Feb 5, 2004
- Michael D. Anderson
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Hydraulic transformer
- Publication number 20030113212
- Publication date Jun 19, 2003
- Rudolf Schaeffer
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Electro-hydraulic actuator for a hydraulic pump
- Publication number 20030111048
- Publication date Jun 19, 2003
- Dennis H. Gibson
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Method and apparatus for controlling a fluid actuated system
- Publication number 20030113210
- Publication date Jun 19, 2003
- James R. Blass
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
High pressure pump and engine system using the same
- Publication number 20020152991
- Publication date Oct 24, 2002
- James R. Blass
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

for machines or pumps with stationary cylinders

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Electrohydraulic pitch setting with reversible pump

Wobble plate pistonwater pump for use ina low flow gas pressure was...

Wobble plate piston water pump for use in a low flow gas pressure w...

Wobble plate piston water pump for use in a low flow gas pressure w...

Axial piston machine with recess in the region of the loading press...

Axial piston machine

Wobble plate piston pump for low flow gas and electric water pressu...

Variable displacement pump-motor

Hydrostatic axial piston motor of bent-axis construction

Axial piston machine with outlet control

Apparatus, system, and method for introducing a liquid into a vessel

End of stroke detection for plunger velocity correction

Water pump having two operating conditions

Hydraulic manifold pump

Hydraulic system with supplement pump

Pumping element for hydraulic pump

Pump and hydraulic system with low pressure priming and over pressu...

Hydraulic transformer

Variable-delivery, fixed-displacement pump

Electro-hydraulic actuator for a hydraulic pump

Variable delivery control arrangement for a pump

High pressure pump and engine system using the same

Method and apparatus for controlling a fluid actuated system

Variable delivery swash plate pump having a piston located spill port

Rotary swash plate type axial plunger pump

Axial piston pump

3901093

3832094

3726609

3692052

Patents Applicationslast 30 patents

WOBBLE PLATE PISTON WATER PUMP FOR USE IN A LOW FLOW GAS PRESSURE W...

Method for Operating a High-Density Solids Pump and High-Density So...

WOBBLE PLATE PISTONWATER PUMP FOR USE INA LOW FLOW GAS PRESSURE WAS...

WOBBLE PLATE PISTONWATER PUMP FOR USE INA LOW FLOW GAS PRESSURE WAS...

CYLINDER DRIVE DEVICE AND FLOW CHANNEL UNIT

WOBBLE PLATE PISTONWATER PUMP FOR USE INA LOW FLOW GAS PRESSURE WAS...

Axial Piston Machine with Recess in the Region of the Loading Press...

ADAPTIVE CONTROL SYSTEM AND METHODS FOR WELL SERVICE PUMP SYSTEMS

WOBBLE PLATE PISTON PUMP FOR LOW FLOW GAS AND ELECTRIC WATER PRESSU...

AXIAL PISTON MACHINE

AXIAL PISTON MACHINE WITH OUTLET CONTROL

APPARATUS, SYSTEM, AND METHOD FOR INTRODUCING A LIQUID INTO A VESSEL

End of Stroke Detection for Plunger Velocity Correction

Hydraulic Drive Multi-Element Cryogenic Pump

PISTON SHIFTING CONTROL SYSTEM

Metering Pump

CANTED OFF-AXIS DRIVER FOR QUIET PNEUMATIC PUMPING

WATER PUMP

HYDRAULIC MANIFOLD PUMP

HYDRAULIC SYSTEM WITH SUPPLEMENT PUMP

CONDUIT SEAT FOR AN ATOMIZING DEVICE

Motor pump for high-pressure washers with automatically variable fl...

Variable-delivery, fixed-displacement pump

Pumping element for hydraulic pump

Pump and hydraulic system with low pressure priming and over pressu...

Hydraulic transformer

Electro-hydraulic actuator for a hydraulic pump

Method and apparatus for controlling a fluid actuated system

High pressure pump and engine system using the same