| Patents for F04B 11 - Equalisation of pulses, e.g. by use of air vessels; Counteracting cavitation (1,551) |
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| 03/05/2015 | US20150064027 Suction stabilizer for pump assembly |
| 02/18/2015 | EP2837826A1 Plumbing connection for the tank of a pump assembly |
| 02/05/2015 | US20150037168 Universal infusion device for liquid medicines and the like, and method for controlling the erogation of such liquid medicine and the like |
| 02/03/2015 | US8944780 Pumping devices, systems including multiple pistons and methods for use with medical fluids |
| 01/29/2015 | WO2015011545A1 Pulsation damper and high-pressure fuel pump |
| 01/29/2015 | WO2015010856A1 High pressure pump |
| 01/22/2015 | WO2015010117A1 Tri-chamber nutating pump |
| 01/15/2015 | US20150017040 Pulsation damper and high-pressure pump having the same |
| 01/08/2015 | DE102013212146A1 Pumpe Pump |
| 12/30/2014 | US8920146 Pump system |
| 12/17/2014 | CN204024951U 新型液体计量泵 New liquid metering pumps |
| 11/04/2014 | US8876502 Mechanism for restraining fuel pressure pulsation and high pressure fuel supply pump of internal combustion engine with such mechanism |
| 11/04/2014 | US8876489 Peristaltic pumping apparatus and method |
| 10/28/2014 | US8871088 Liquid delivery device, liquid chromatograph, and method for operation of liquid delivery device |
| 10/07/2014 | US8851111 Electronic proportioner using continuous metering and correction |
| 10/02/2014 | DE102013005560A1 Reihenschaltung von Hubkolbenpumpen Series of reciprocating pumps |
| 09/25/2014 | WO2014151420A2 Fluid flow normalizer |
| 09/25/2014 | WO2014147465A1 Dispensing apparatus, and methods for dispensing a pressurised fluid product |
| 09/17/2014 | EP2776713A1 Hydrostatic piston engine |
| 09/04/2014 | DE10206957B4 Hydrostatische Verdrängereinheit mit einer Vorrichtung umfassend ein Speicherelement zur Verminderung von Pulsationen Hydrostatic displacer unit with a device comprising a storage element to reduce pulsations |
| 09/03/2014 | EP2771571A1 Hydrostatic piston machine |
| 08/19/2014 | US8807958 Electronic camshaft motor control for piston pump |
| 08/14/2014 | WO2014122286A1 A pulsation damper suitable for hygienic processing lines |
| 08/14/2014 | WO2014122283A1 A pulsation damper suitable for hygienic processing lines |
| 08/14/2014 | WO2014122282A1 A pulsation damper suitable for hygienic processing lines |
| 08/06/2014 | EP2761180A2 Positive displacement pump and operating method thereof |
| 07/30/2014 | EP2759788A1 Device for reducing vibration in compressor and control method thereof |
| 07/30/2014 | CN103958893A 静液压柱塞机 Hydrostatic piston machine |
| 07/17/2014 | DE102013200370A1 Dämpfer für eine Fahrzeugbremsanlagen-Kolbenpumpe Damper for a vehicle brake piston pump |
| 07/10/2014 | US20140193280 High-pressure fuel supply pump |
| 07/10/2014 | US20140193275 Device for controlling a piston pump unit for liquid chromatography |
| 07/09/2014 | CN103917780A 静液压柱塞机 Hydrostatic piston machine |
| 07/03/2014 | DE102013013798B3 Dosing pump has compensating chamber which is connected with ambient air by gas conducting duct, semi-permeable membrane and bore, where static seal is arranged between pin and housing |
| 06/26/2014 | WO2014097075A1 High-pressure homogenizer |
| 06/19/2014 | US20140170005 Liquid supply apparatus |
| 06/12/2014 | WO2014088879A1 System and method for controlling motion profile of pistons |
| 06/04/2014 | EP2737208A1 Piston pump for delivering fluids, and corresponding assembly process for a piston pump |
| 06/03/2014 | US8740590 Hyperbolic horn for pulsation filter device used with gas compressor |
| 05/27/2014 | US8734139 Pumps and pump heads comprising volume-compensation feature |
| 05/21/2014 | CN203604182U 泵试验回路除气装置 Pump test circuit degasser |
| 05/21/2014 | CN103814292A 对用于液态色谱分析法的活塞泵装置进行控制的装置 Means of a piston pump for liquid chromatography analysis method for controlling the apparatus |
| 05/20/2014 | US8727752 Three element diaphragm damper for fuel pump |
| 05/15/2014 | US20140134001 Fluid supply apparatus |
| 05/08/2014 | US20140127037 Fluid supply apparatus |
| 04/24/2014 | WO2014060734A1 Gas spring accumulator |
| 04/24/2014 | WO2014059480A1 Vehicle for line marking |
| 04/23/2014 | EP2722575A1 Gas spring accumulator |
| 04/23/2014 | CN103742380A Seawater piston motor low in pulsation |
| 04/17/2014 | WO2014056724A1 Piston membrane pump |
| 04/17/2014 | DE102012218552A1 High pressure pump for common-rail injection system, for compressing fuel on high pressure in diesel engine of motor car, has hydraulic damper element connected with fuel supply lines and arranged in pump casing |
| 04/03/2014 | WO2014048975A1 Noise suppressor for vehicle suspension system |
| 04/03/2014 | DE19726239B4 Hydrostatisches Antriebssystem mit einer Pumpe und einer Mehrzahl von daran angeschlossenen Verbrauchern Hydrostatic drive system having a pump and a plurality of consumers connected thereto |
| 04/02/2014 | EP2712601A1 Fluidic methods and devices |
| 04/02/2014 | EP2712600A2 Methods and devices for fluid driven adult devices |
| 03/20/2014 | WO2014040727A1 Syringe pump system for pulse-free metering and precise mixing in hplc, uhplc, micro-hplc and nano-hplc |
| 03/06/2014 | WO2014035647A1 Devices for modulating medium delivery |
| 03/04/2014 | US8662868 Damper device and high pressure pump having the same |
| 02/27/2014 | WO2014029457A1 Device for providing fluids under a specifiable pressure |
| 02/19/2014 | CN103591008A Reciprocating pump pulse buffer device |
| 02/06/2014 | DE19706114C9 Vorrichtung zur Pulsationsverminderung an einer hydrostatischen Verdrängereinheit Apparatus for Pulsationsverminderung to a hydrostatic displacement unit |
| 02/06/2014 | DE10232513B4 Pulsationsoptimierte hydrostatische Verdrängermaschine, insbesondere Axial- oder Radialkolbenmaschine Pulsationsoptimierte hydrostatic displacement, particularly axial or radial piston engine |
| 01/15/2014 | CN103518063A Arrangement for throttling a fluid flow and corresponding piston pump for transporting fluids |
| 01/09/2014 | DE102005004208B4 Vorrichtung zum Verringern von durch Fluidpulsationen hervorgerufen Geräuschen in einem Hydrauliksystem A device for reducing noise caused by Fluidpulsationen in a hydraulic system |
| 01/03/2014 | WO2014001142A1 Hydrostatic displacement machine |
| 12/24/2013 | US8613607 Pressure pulsation dampener |
| 12/18/2013 | CN103452792A Engine-driven hydraulic pump |
| 12/12/2013 | WO2013156138A3 Method and devices for modulating the operating point of fluid pumps in medical treatment devices |
| 11/27/2013 | EP2665935A1 Pump pulsation discharge dampener with dual pressure drop tube assemblies having unequal sizes |
| 11/27/2013 | EP2665932A1 Spring element and corresponding piston pump for delivering fluids |
| 11/26/2013 | US8591208 Multi-frequency pulsation absorber at cylinder valve cap |
| 11/26/2013 | US8591203 Pump apparatus |
| 11/07/2013 | DE102005033467B4 Verbesserte Getriebepumpe und Filter Improved gear pump and filter |
| 10/23/2013 | EP2652325A1 Piston pump having a holder |
| 10/22/2013 | US8562315 Fuel pump |
| 10/10/2013 | US20130263615 Oscillating flow freezer |
| 10/09/2013 | EP2646686A1 A chromatography pump |
| 09/26/2013 | WO2013053409A3 Device for metering and atomising liquids comprising a pre-loaded damper |
| 09/18/2013 | CN103314213A Spring element and corresponding piston pump for delivering fluids |
| 09/18/2013 | CN101832245B Double-plunger pulse-free flow combining method and direct-drive plunger pump |
| 09/12/2013 | DE10307507B4 Verfahren und System zum Feindosieren von Fluiden, die in einer Pumpeinrichtung injiziert werden Method and system for fine dispensing of fluids that are injected into a pumping device |
| 09/10/2013 | US8528594 Hydraulic system with leakage fluid removal |
| 09/04/2013 | CN103282653A Piston pump having a holder |
| 07/24/2013 | CN103221688A A chromatography pump |
| 07/18/2013 | DE19706114C5 Vorrichtung zur Pulsationsverminderung an einer hydrostatischen Verdrängereinheit Apparatus for Pulsationsverminderung to a hydrostatic displacement unit |
| 07/10/2013 | EP2612032A2 Arrangement for throttling a fluid flow, and corresponding piston pump for delivering fluids |
| 07/10/2013 | EP2612030A2 Piston pump for delivering fluids, and associated vehicle brake system |
| 07/04/2013 | DE102011090186A1 Device e.g. high-pressure fuel pump, for pressure increase and transferring of fluid, has damper housing or part of housing partially formed in elastically deformable manner to compensate pulsations in low pressure fluid |
| 06/20/2013 | DE102011056587A1 Hydrostatic drive assembly for vehicle e.g. bucket excavator, has fastening flange formed by uncoupling elements, where elements are arranged radial to longitudinal axis of assembly and distributed over circumference of assembly |
| 06/20/2013 | DE102011056578A1 Hydrostatic drive unit e.g. drive axle, for body of forklift, has uncoupling elements formed such that power and torque transmissions are carried out between housing and flange in translatory and rotary degrees of freedom, respectively |
| 06/19/2013 | CN102226516B Method and device for preventing boiler waste heat recovery hot water from causing cavitation on boiler feed pump |
| 05/30/2013 | WO2013045598A3 Positive displacement pump and operating method thereof |
| 05/16/2013 | WO2013068213A1 Hydrostatic piston engine |
| 05/16/2013 | WO2013068211A1 Hydrostatic piston engine |
| 05/16/2013 | WO2013068210A1 Hydrostatic piston engine |
| 05/16/2013 | DE102011118417A1 Dosierpumpe mit Anschlagdämpfer Dosing pump with stop damper |
| 05/15/2013 | EP2592267A1 Metering pump with impact damper |
| 05/02/2013 | WO2013060576A1 Hydrostatic piston machine |
| 05/02/2013 | DE112011101269T5 Phasenverschiebungssteuerung für ein oszilierendes Pumpensystem Phase shift control for an Oscillating pump system |
| 05/02/2013 | DE102011117359A1 Encapsulation structure for housing of hydrostatic machine structure e.g. axial piston motor unit, has active sound proofing portion that is arranged on housing portion for attenuation of impact sound and airborne sound radiation |
| 05/01/2013 | CN103080549A Arrangement for throttling a fluid flow, and corresponding piston pump for delivering fluids |