F04B 1/18

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Description

Class  F04B : POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS


Subclass 1/18: 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 having self-acting distribution members, i.e. actuated by working fluid

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
10422326 High pressure generator with bidirectional check valves controlling overpressureNov 02, 17Sep 24, 19SUGINO MACHINE LIMITED
10422325 Piston engaging with valve for self-priming in fluid sprayersSep 14, 17Sep 24, 19GRACE MINNESOTA INC.
10253770 Hydraulic pump assembly for a vehicleJan 31, 15Apr 09, 19BorgWarner Sweden AB
10227964 Hydraulic pump port plate with variable area metering notchAug 28, 15Mar 12, 19Caterpillar Inc.
10145366 Hydraulic arrangementFeb 08, 16Dec 04, 18Danfoss A/S
10100830 Pump, a homogenizer comprising said pump and a method for pumping a liquid productNov 17, 15Oct 16, 18TETRA LAVAL HOLDINGS & FINANCE SA
10072643 Steam operated, self cycling, diaphragm water pumpApr 21, 16Sep 11, 18Not available
9670914 Check valve for compressorDec 30, 14Jun 06, 17KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
9599100 Electric-powered pumpSep 19, 14Mar 21, 17MITSUBISHI ELECTRIC CORPORATION
9470224 Piston type compressorOct 21, 13Oct 18, 16KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
9121396 Positive-displacement pump including a pressure absorberApr 20, 10Sep 01, 15COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, MICHELIN RECHERCHE ET TECHNIQUE S.A.,
8894384 Multi-piston motor/pumpMay 07, 14Nov 25, 14Not available
6344280 Swash-plate of swash-plate type compressorNov 29, 99Feb 05, 02TAIHO KOGYO CO., LTD., Kabushiki Kaisha Toyoda Jidoshokki Seisakusho,

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2018/0313,341 WOBBLE PLATE PISTON PUMP FOR LOW FLOW GAS AND ELECTRIC WATER PRESSURE WASHERSJun 25, 18Nov 01, 18Not available
2016/0377,065 Duplex Metering Pump Having a Single Liquid EndJun 22, 16Dec 29, 16Not available

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Patents Issued To Date - By Filing Year

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