F04B

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Description

POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type F04C; non-positive-displacement pumps F04D; pumping of fluid by direct contact of another fluid or by using inertia of fluid to be pumpedF04F; crankshafts, crossheads, connecting-rods F16C; flywheels F16F; gearings for interconverting rotary motion and reciprocating motion in general F16H; pistons, piston-rods, cylinders, in general F16J)

Recent Patents

Not Available
Patent #TitleFiling DateIssue DatePatent Owner
8,894,379 Compressor device Jan 18, 07 Nov 25, 14 , ATLAS COPCO AIRPOWER N.V.
8,894,380 Reciprocating compressor Oct 20, 08 Nov 25, 14 , LG ELECTRONICS INC.
8,894,381 Compressor capacity control method and device for controlling the capacity of a compressor Dec 02, 10 Nov 25, 14 , ANEST IWATA CORPORATION
8,894,383 Reciprocation compressor Nov 19, 10 Nov 25, 14 , SANDEN CORPORATION
8,894,384 Multi-piston motor/pump May 07, 14 Nov 25, 14 , Not available
8,894,387 Hydrodynamic chamfer thrust bearing Jun 17, 11 Nov 25, 14 , HEARTWARE, INC.
8,894,388 Compressor having first and second rotary member arrangement using a vane Nov 28, 08 Nov 25, 14 , LG ELECTRONICS INC.
8,894,389 Rechargeable battery powered utility pump with series centrifugal pump configuration Nov 18, 11 Nov 25, 14 , FLOW CONTROL LLC
8,894,390 Inflatable and deflatable air pump Nov 11, 09 Nov 25, 14 , DONGGUAN HAOHAN SHANGMAO LTD.
8,894,391 Linear peristaltic pump with fingers and membrane and finger for such a pump Sep 16, 08 Nov 25, 14 , FRESENIUS VIAL SAS
8,894,392 Valve guide and spring retainer assemblies Mar 27, 12 Nov 25, 14 , Not available
8,893,478 Compressor for exhaust treatment system Mar 01, 13 Nov 25, 14 , TENNECO AUTOMOTIVE OPERATING COMPANY INC.
8,893,486 Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange Oct 25, 12 Nov 25, 14 , LIGHTSAIL ENERGY, INC.
8,893,487 Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange Nov 29, 12 Nov 25, 14 , LIGHTSAIL ENERGY, INC.
8,893,741 Pressure relief valve Nov 29, 12 Nov 25, 14 , Not available
8,893,775 Multiple electric submersible pump system Sep 07, 10 Nov 25, 14 , SCHLUMBERGER TECHNOLOGY CORPORATION
8,887,965 Fill port assembly for coupling tools to a feed pump Sep 30, 11 Nov 18, 14 , GRACO MINNESOTA INC.
8,887,966 Elevator control for inductor pump Jan 12, 11 Nov 18, 14 , GRACO MINNESOTA INC.
8,888,016 Pressure washer device employing a cool bypass Mar 14, 13 Nov 18, 14 , KARCHER NORTH AMERICA, INC.
8,888,465 Sewage handling system, cover, and controls Aug 16, 13 Nov 18, 14 , LIBERTY PUMPS INC.

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Recent Publications

Not Available
Publication #TitleFiling DatePub DatePatent Owner
2014/0339,824 INPUT/OUTPUT PIPE REINFORCING DEVICE FOR VEHICLE COMPRESSOR Dec 15, 11 Nov 20, 14 , VOLVO CONSTRUCTION EQUIPMENT AB
2014/0340,003 SYSTEM AND METHOD FOR CONTROLLING THE STROKE AND OPERATION AT RESONANCE FREQUENCY OF A RESONANT LINEAR MOTOR Aug 10, 12 Nov 20, 14 , WHIRLPOOL S.A.
2014/0341,637 DEVICE FOR FIXING THE OIL PUMP LEAF ON A HERMETIC COMPRESSOR CRANKSHAFT Apr 30, 14 Nov 20, 14 , Not available
2014/0341,753 HEATING ELEMENTS May 16, 14 Nov 20, 14 , BROWN-CRAVENS-TAYLOR
2014/0341,754 Vacuum Truck with Loading Pump May 15, 13 Nov 20, 14 , VEOLIA ES INDUSTRIAL SERVICES, INC.
2014/0341,755 HORIZONTAL AND VERTICAL WELL FLUID PUMPING SYSTEM Dec 17, 12 Nov 20, 14 , RAISE PRODUCTION, INC.
2014/0341,756 METHODS, DEVICES, AND SYSTEMS FOR MOVING A FLUID ALONG A FLUID PATH FOR TREATMENT Aug 04, 14 Nov 20, 14 , Not available
2014/0341,758 Reciprocating Compressor or Pump and a Portable Tool Powering System Including a Reciprocating Compressor Mar 27, 14 Nov 20, 14 , Not available
2014/0341,762 PIEZOELECTRIC FAN Aug 01, 14 Nov 20, 14 , Not available
2014/0341,763 SEALED COMPRESSOR AND REFRIGERATOR INCLUDING SEALED COMPRESSOR Dec 26, 12 Nov 20, 14 , Not available
2014/0341,765 PERISTALTIC PUMP AND AN ADJUSTMENT MECHANISM Oct 14, 11 Nov 20, 14 , FLOWROX OY
2014/0341,766 COMPRESSOR May 13, 14 Nov 20, 14 , KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
2014/0338,759 FUEL PUMPING UNIT Apr 07, 14 Nov 20, 14 , ROLLS-ROYCE CONTROLS AND DATA SERVICES LIMITED
2014/0338,868 HEAT DISSIPATING SYSTEM May 15, 14 Nov 20, 14 , ASUSTEK COMPUTER INC.
2014/0334,941 PUMP APPARATUS Feb 19, 14 Nov 13, 14 MATSUSAKA ENGINEERING CO., LTD,
2014/0334,947 FLUID PUMP SYSTEM May 10, 13 Nov 13, 14 CATERPILLAR INC.,
2014/0334,948 HYDROSTATIC AXIAL PISTON MACHINE HAVING A CYLINDER BARREL WITH A WORKING PISTON WHICH IS MOUNTED OBLIQUELY WITH RESPECT TO ITS AXIAL DIRECTION AND WITH A PLANAR CONTROL PLATE May 08, 14 Nov 13, 14 ROBERT BOSCH GMBH,
2014/0334,949 LABYRINTHINE RADIAL PISTON-HYDRAULIC VARIABLE WATERPUMP ACTUATION SYSTEM Apr 24, 14 Nov 13, 14 SCHAEFFLER TECHNOLOGIES GMBH & CO. KG,
2014/0334,954 WEAR-RESISTANT AIR PUMP May 08, 13 Nov 13, 14 SHOU MENG ENTERPRISE CO., LTD.,
2014/0334,955 OIL SUPPLY SYSTEM Dec 05, 13 Nov 13, 14 HYUNDAI MOTOR COMPANY,

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