F04B 1/14

Sub-Class

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Description

Class  F04B : POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS


Subclass 1/14: 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 cylinder axes coaxial with, or parallel or inclined to, main shaft axis having stationary cylinders

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
10598167 Semispherical shoe for swash plate compressor and swash plate compressorJul 22, 15Mar 24, 20NTN Corporation
10598162 Pump and a desalination system including the pumpOct 20, 16Mar 24, 20KATADYN DESALINATION, LLC
10598146 Hydraulic pump-motorAug 08, 14Mar 24, 20Komatsu Ltd.
10590908 Hydrostatic axial piston motor of bent-axis constructionNov 20, 17Mar 17, 20Robert Bosch GmbH
10527036 Pump housing with inline valveAug 23, 16Jan 07, 20Not available
10465679 Electric motor driven pumpOct 10, 14Nov 05, 19EATON INTELLIGENT POWER LIMITED
10451027 Axial piston machine with outlet controlMar 09, 16Oct 22, 19Mahle International GmbH
10443583 Vibratory drive with hydraulic pulse generatorNov 23, 16Oct 15, 19Robert Bosch GmbH
10422325 Piston engaging with valve for self-priming in fluid sprayersSep 14, 17Sep 24, 19GRACE MINNESOTA INC.
10378523 Supplying device of fixed colorants volume for a colorant dispenserMar 06, 13Aug 13, 19Zhengzhou Sanhua Technology & Industry Co., Ltd
10371119 Hydroelectric power system and pumpDec 05, 17Aug 06, 19YOURBROOK ENERGY SYSTEMS LTD.
10316839 Pump plunger for a linearly actuated pumpDec 14, 16Jun 11, 19Caterpillar Inc.
10309380 Rotary axial piston pumpNov 16, 11Jun 04, 19Ocean Pacific Technologies
10281042 Cylinder drum of a hydrostatic axial piston machine having a wear-resistant layerAug 17, 17May 07, 19Robert Bosch GmbH
10247177 Positive displacement machines and methods of increasing load-carrying capacities thereofJul 12, 16Apr 02, 19Purdue Research Foundation
10215170 Pump-regulator combination with power limitationSep 30, 16Feb 26, 19Robert Bosch GmbH
10174746 Piston drive assemblyDec 02, 15Jan 08, 19Not available
10161393 Mechanical drive system for a pulseless positive displacement pumpDec 22, 14Dec 25, 18Graco Minnesota Inc.
10145366 Hydraulic arrangementFeb 08, 16Dec 04, 18Danfoss A/S
10107279 Unitary fluid flow apparatus for inflating and deflating a deviceDec 10, 12Oct 23, 18Kongsberg Automotive AB

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2020/0072,201 PUMP ASSEMBLIES AND PUMPING SYSTEMS INCORPORATING PUMP ASSEMBLIESSep 17, 18Mar 05, 20NATIONAL OILWELL VARCO L.P.
2019/0360,473 WOBBLE PUMP COMPRISING A WOBBLE PLATEJan 16, 18Nov 28, 19Not available
2019/0323,499 Linear Hydraulic Pump for Submersible ApplicationsJun 29, 19Oct 24, 19GE Oil & Gas ESP, Inc.
2019/0211,817 HIGH-PRESSURE POSITIVE DISPLACEMENT PLUNGER PUMPJan 08, 19Jul 11, 19Not available
2019/0145,387 MULTI-CHAMBER WOBBLE PLATE PUMPNov 16, 17May 16, 19Not available
2019/0120,215 VARIABLE CONTROLLED RECIPROCATION DEVICE FOR FLUIDSOct 23, 18Apr 25, 19Not available
2018/0298,885 PUMPApr 17, 18Oct 18, 18Not available
2018/0010,587 DURABLE CANTED OFF-AXIS DRIVER FOR QUIET PNEUMATIC PUMPINGJun 16, 17Jan 11, 18Not available
2017/0218,929 HYDRAULIC TRANSAXLEApr 13, 17Aug 03, 17KANZAKI KOKYUKOKI MFG. CO., LTD.
2016/0252,080 VARIABLE DISPLACEMENT PUMPNov 27, 14Sep 01, 16SCHAEFFLER TECHNOLOGIES AG & CO. KG
2016/0084,240 Integrated Pump Pressure WasherNov 25, 15Mar 24, 16GXI HOLDINGS, LLC
2016/0003,237 PUMP DISCHARGE FLOW-RATE CONTROL DEVICEMar 06, 14Jan 07, 16KYB CORPORATION
2015/0275,891 INTEGRATED MOTOR AND PUMP ASSEMBLYMar 27, 15Oct 01, 15SCHLUMBERGER TECHNOLOGY CORPORATION

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Top Owners in This Subclass

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Patents Issued To Date - By Filing Year

Average Time to Issuance