F04B 1/04

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Description

Class  F04B : POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS


Subclass 1/04: Multi-cylinder machines or pumps characterised by number or arrangement of cylinders (F04B 3/00 takes precedence; fluid-driven pumps F04B 9/08; control of reciprocating machines or pumps in general F04B 49/00) having cylinders in star- or fan-arrangement

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
10519911 Common rail multi-cylinder fuel pump with independent pumping plunger extensionMay 14, 15Dec 31, 19Cummins Inc.
10487810 Camshaft thrust control secured by drive gearFeb 03, 14Nov 26, 19Cummins Inc.
10473076 High pressure pump with pump spring sealing sleeveDec 09, 16Nov 12, 19DELPHI TECHNOLOGIES IP LIMITED
10473098 Reciprocating plunger pump and its engine body, the slider crank mechanism and the slide block, the bearing seat, the crankcase upper cover and the plunger seatDec 03, 14Nov 12, 19BEIJING SINOCEP ENGINE TECHNOLOGY CO., LTD.
10465678 Fluid pump leakage diversionFeb 03, 17Nov 05, 19Graco Minnesota Inc.
10465680 Discharge cap and block for a fluid end assemblyMay 14, 18Nov 05, 19VP Sales and Company LP
10443582 Distribution casing device for a hydraulic machineJul 30, 15Oct 15, 19Poclain Hydraulics Industrie
10443595 Automotive fuel pumpApr 20, 15Oct 15, 19Hitachi, Ltd.
10443585 Pump for a heat pump systemAug 26, 16Oct 15, 19Haier US Appliance Solutions, Inc.
10443727 Sealing ring assemblies configured for pressure lockingAug 09, 18Oct 15, 19EtaGen, Inc.
10436164 Tappet roller retaining approachDec 23, 14Oct 08, 19Cummins, Inc.
10436185 Fuel unit pump and internal combustion engine including a fuel unit pumpSep 15, 16Oct 08, 19GM Global Technology Operations LLC
10428942 Fluted piston components for pumpsDec 30, 16Oct 01, 19Graco Minnesota Inc.
10422330 High pressure fuel pumpNov 30, 11Sep 24, 19Hitachi Automotive Systems, Ltd.
10415553 Device for choking a fluid flow and corresponding piston pump for delivering fluidsAug 30, 18Sep 17, 19Robert Bosch GmbH
10408093 Welded high-pressure fuel pump roller tappetJan 19, 18Sep 10, 19Hangzhou XZB Tech Co., Ltd.
10400727 Piston fuel pump for an internal combustion engineDec 04, 15Sep 03, 19Robert Bosch GmbH
10393112 Piston fuel pump for an internal combustion engineDec 23, 14Aug 27, 19Robert Bosch GmbH
10385833 Piston pump having a stepped pistonSep 09, 15Aug 20, 19Robert Bosch GmbH
10385956 Mechanical system forming a cam follower or a rocker armSep 28, 15Aug 20, 19Aktiebolaget SKF

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2019/0277,246 ROTARY HYDRAULIC MACHINEMar 11, 19Sep 12, 19Not available
2019/0154,016 FLUID PUMPNov 21, 18May 23, 19Aisin Seiki Kabushiki Kaisha
2018/0245,573 Hydraulic Control Apparatus and Brake SystemAug 02, 16Aug 30, 18HITACHI AUTOMOTIVE SYSTEMS, LTD.
2018/0202,421 RADIAL PISTON PUMPS AND MOTORSJul 15, 16Jul 19, 18DOMIN FLUID POWER LIMITED
2018/0187,661 Harmonic Distribution Radial Piston Hydraulic MachineJul 01, 16Jul 05, 18Not available
2018/0156,205 FUEL PUMP ASSEMBLYMay 04, 16Jun 07, 18Volvo Truck Corporation
2018/0017,046 BOX LUBRICATION PUMPSep 27, 17Jan 18, 18GRACO MINNESOTA INC.
2015/0118,066 LOAD REDUCTIONApr 23, 13Apr 30, 15DELPHI INTERNATIONAL OPERATIONS LUXEMBOURG S.A.R.L.

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Patents Issued To Date - By Filing Year

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