F15B

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SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR (motors, turbines, compressors, blowers, pumps F01-F04; fluid dynamics F15D; fluid clutches or brakes F16D; fluid springs F16F; fluid gearing F16H; pistons, cylinders, packing F16J; valves, taps, cocks, actuating-floats F16K; safety valves with auxiliary fluid operation of the main valve F16K 17/10; fluid-operating means for valves F16K 31/12; pipes, pipe joints F16L; lubricating F16N)

Recent Patents

Not Available
Patent #TitleFiling DateIssue DatePatent Owner
8,789,559 Flow path switching valve Oct 25, 11 Jul 29, 14 , HYOSUNG GOODSPRINGS, INC.
8,783,291 Servo valve Sep 30, 10 Jul 22, 14 LIEBHERR-AEROSPACE LINDENBERG GMBH, LIEBHERR-AEROSPACE LINDENBERG GMBH
8,783,295 Fluidic device unit structure Mar 02, 07 Jul 22, 14 SURPASS INDUSTRY CO., LTD., SURPASS INDUSTRY CO., LTD.
8,776,513 Fluid-pressure actuator unit Oct 12, 10 Jul 15, 14 KAYABA INDUSTRY CO., LTD., KAYABA INDUSTRY CO. LTD.
8,770,543 Proportional poppet valve with integral check valves Jul 14, 11 Jul 08, 14 EATON CORPORATION, EATON CORPORATION
8,769,848 Pneumatic excavation system and method of use Jan 23, 14 Jul 08, 14 EATON CORPORATION, Not available
8,763,388 Hydraulic system having a backpressure control valve Sep 02, 10 Jul 01, 14 CATERPILLAR INC., CATERPILLAR INC.

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Recent Publications

Not Available
Publication #TitleFiling DatePub DatePatent Owner
2014/0202,145 Control Device and Control Method of Electric Booster Mar 18, 13 Jul 24, 14 , HITACHI AUTOMOTIVE SYSTEMS, LTD.
2014/0202,327 HYDRO-PNEUMATIC TENSIONER WITH FLUID RETENTION DEVICE Jan 21, 14 Jul 24, 14 , DRIL-QUIP, INC.
2014/0202,545 Hydraulic Circuit Jan 24, 14 Jul 24, 14 , Not available
2014/0202,568 Modular Switching Valve Arrangement and Switch Cabinet with Such Switching Valve Arrangement Mar 12, 12 Jul 24, 14 , BÜRKERT WERKE GMBH
2014/0196,449 Hydraulic Drive Circuit Jan 11, 13 Jul 17, 14 , Not available
2014/0196,793 HYDRAULIC CONTROL APPARATUS AND METHOD Mar 18, 14 Jul 17, 14 SUMITOMO HEAVY INDUSTRIES, LTD.,
2014/0190,155 SYSTEM AND METHOD FOR ENERGY STORAGE AND RETRIEVAL Mar 11, 14 Jul 10, 14 SHIPSTONE CORPORATION,
2014/0190,157 Drive Train Of A Vehicle Nov 18, 13 Jul 10, 14 LINDE HYDRAULICS GMBH & CO. KG,
2014/0190,158 HYDRAULIC CIRCUIT, AND COMBINATION VALVE USED IN SAME HYDRAULIC CIRCUIT Mar 29, 13 Jul 10, 14 U-TEC CO., LTD.,
2014/0190,159 SLEWING TYPE CONSTRUCTION MACHINE Dec 13, 13 Jul 10, 14 KOBELCO CONSTRUCTION MACHINERY CO., LTD.,
2014/0190,346 Economizer Device For Linear Pneumatic Actuator Mar 19, 14 Jul 10, 14 ,
2014/0190,965 PRESSURE VESSEL Aug 01, 12 Jul 10, 14 HYDAC TECHNOLOGY GMBH,
2014/0182,696 DAMPING VALVE ARRANGEMENT FOR A SEMIACTIVE VIBRATION DAMPER Dec 12, 13 Jul 03, 14 WP PERFORMANCE SYSTEMS GMBH,

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