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)

Subclasses

Not Available
Subclass Title
1/00 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)
1/02 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 two cylinders (in V-arrangement F04B 1/04)
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
1/047 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 with an actuating or actuated element at the outer ends of the cylinders
1/053 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 with an actuating or actuated element at the inner ends of the cylinders

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Recent Patents

Not Available
Patent #TitleFiling DateIssue DatePatent Owner
RE47580 Aquarium pump Feb 08, 12 Aug 27, 19 , Not available

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Recent Publications

Not Available
Publication #TitleFiling DatePub DatePatent Owner
2019/0277,126 MULTIPLE GENERATOR MOBILE ELECTRIC POWERED FRACTURING SYSTEM May 27, 19 Sep 12, 19 , Evolution Well Services, LLC
2019/0277,270 MANUALLY OPERATED PUMP ASSEMBLY Apr 12, 19 Sep 12, 19 , Not available
2019/0277,277 MOTOR DRIVE SYSTEM AND METHOD Oct 20, 17 Sep 12, 19 , Not available
2019/0277,118 INTERNAL VALVE PLUNGER Mar 06, 19 Sep 12, 19 , Not available
2019/0277,276 AIR COMPRESSOR AND METHODS OF OPERATION Mar 01, 19 Sep 12, 19 , Eaton-Max, Inc.
2019/0277,341 POWER END FRAME ASSEMBLY FOR RECIPROCATING PUMP May 28, 19 Sep 12, 19 , S.P.M. Flow Control Inc.
2019/0277,274 ASSEMBLY AND SYSTEM FOR PUMPING A VOLUME OF FLUID THROUGH A BODY OF WATER Nov 17, 16 Sep 12, 19 , Not available
2019/0277,273 INFLATING DEVICE May 28, 19 Sep 12, 19 , Not available
2019/0277,275 ELECTRO-HYDRAULIC SWASHPLATE CONTROL ARRANGEMENT FOR AN AXIAL PISTON PUMP Mar 08, 18 Sep 12, 19 , Hartmann Controls, Inc.
2019/0277,127 DUAL PUMP TRAILER MOUNTED ELECTRIC FRACTURING SYSTEM May 27, 19 Sep 12, 19 , Evolution Well Services, LLC
2019/0277,128 DUAL PUMP VFD CONTROLLED MOTOR ELECTRIC FRACTURING SYSTEM May 27, 19 Sep 12, 19 , Evolution Well Services, LLC
2019/0277,221 THERMALLY COMPENSATED BORE GUIDE SYSTEMS AND METHODS Mar 06, 18 Sep 12, 19 , Not available
2019/0277,246 ROTARY HYDRAULIC MACHINE Mar 11, 19 Sep 12, 19 , Not available
2019/0277,295 SINGLE POWER SOURCE FOR MULTIPLE PUMPS CONFIGURATION Dec 05, 16 Sep 12, 19 , Not available
2019/0277,125 CONTROL SYSTEM FOR ELECTRIC FRACTURING OPERATIONS May 27, 19 Sep 12, 19 , Evolution Well Services, LLC
2019/0277,279 RECIPROCATING PUMP WITH DUAL CIRCUIT POWER END LUBRICATION SYSTEM May 29, 19 Sep 12, 19 , S.P.M. Flow Control Inc.
2019/0277,292 COMPRESSOR Oct 06, 17 Sep 12, 19 , Not available
2019/0277,272 MANUAL DUAL-DIRECTIONAL INFLATING DEVICE Jan 10, 19 Sep 12, 19 , DONGGUAN TIGER POINT, METAL & PLASTIC PRODUCTS CO. , LTD.
2019/0278,306 Pressure Exchanger Manifold Resonance Reduction Nov 06, 17 Sep 12, 19 , Not available
2019/0277,245 A METHOD FOR CONTROLLING TORQUE EQUILIBRIUM OF A HYDRAULIC MOTOR Nov 02, 17 Sep 12, 19 , Not available

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Patents Issued To Date - By Filing Year

Average Time to Issuance

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