POCLAIN HYDRAULICS INDUSTRIE

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B60K ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS; AUXILIARY DRIVES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST, OR FUEL SUPPLY, OF PROPULSION UNITS, IN VEHICLES 2568
 
 
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 2467
 
 
 
F03C POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS 188
 
 
 
F16H GEARING1585
 
 
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 1349
 
 
 
F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR 837
 
 
 
F01B MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES 720
 
 
 
B60T VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL 667
 
 
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS347
 
 
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING370

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0017,117 BRAKING SYSTEM FOR A HYDRAULIC MACHINEJul 12, 17Jan 18, 18[F16D]
2017/0335,831 HYDRAULIC DEVICE WITH RADIAL PISTONS COMPRISING AT LEAST ONE BALL BEARINGDec 17, 15Nov 23, 17[F03C, F04B]
2017/0248,241 DISTRIBUTION DEVICE FOR A HYDRAULIC MACHINEJul 28, 15Aug 31, 17[F16K, F03C, F04B]
2017/0174,076 DRIVE ASSEMBLY FOR A MOTOR VEHICLE DRIVE SHAFTApr 24, 15Jun 22, 17[B60K]
2017/0130,693 DISTRIBUTION DEVICE FOR A HYDRAULIC MACHINE AND A HYDRAULIC MACHINE FITTED WITH SUCH A DEVICENov 01, 16May 11, 17[F04B, F03C]
2017/0122,285 HYDRAULIC MACHINE HAVING TWO CYLINDER CAPACITIES AND A SAFETY VALVEOct 27, 16May 04, 17[F03C, F16H]
2017/0106,893 TURNING DEVICE FOR A STEERED WHEEL OF A ROLLING MACHINEOct 11, 16Apr 20, 17[G01D, B62D]
2017/0022,965 HYDRAULIC APPARATUS HAVING AN ADDITIONAL THRUST SECTIONApr 01, 15Jan 26, 17[F04B, F03C]
2016/0348,674 HYDRAULIC SYSTEM WITH A DRAIN HOUSINGDec 16, 14Dec 01, 16[F04C, F16J]
2016/0177,913 DEVICE FOR AUTOMATICALLY SWITCHING THE DISPLACEMENT OF A MACHINE WITH AXIAL PISTONSDec 17, 15Jun 23, 16[F03C]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9896935 Hydraulic transmission device allowing relatively quiet couplingApr 05, 11Feb 20, 18[F03C, F16H, B60K, F01C]
9765799 Hydrostatic transmission device ensuring good driveabilityJul 26, 12Sep 19, 17[B60K, F16H, F15B]
9759336 Flow control valveJan 26, 16Sep 12, 17[F16K, F15B]
9726244 Braking system equipped with cooling meansMay 19, 15Aug 08, 17[F16D, B60T]
9719593 Hydraulic transmission circuitDec 30, 09Aug 01, 17[F03C, F04C, B60K, F16H, F15B]
9636960 Suspension element for self-propelled machineMar 20, 12May 02, 17[B60G]
9604537 Vehicle with hydraulic assistance by transmitting torque from a driving axle to a driven axleSep 19, 13Mar 28, 17[B60K, B62D]
9518466 Hydraulic apparatus having an improved structure for its commissioningSep 19, 13Dec 13, 16[F04B, B60K, F01B]
9512859 Hydraulic transmission circuit with multiple capacitiesJan 16, 13Dec 06, 16[F03C, F04B, B60K, F16H, F15B]
9505303 Hydraulic apparatus comprising an improved assembly of a hydraulic machine and a clutchMay 22, 13Nov 29, 16[F03C, F04B, F16H, B60K, F16D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0322,044 HYDRAULIC TRANSMISSION DEVICE SUITABLE FOR CONSTITUTING A COMPACT HYDRAULIC STARTER MOTORAbandonedMay 22, 12Oct 30, 14[F04B]
2014/0123,636 HYDROSTATIC TRANSMISSION APPARATUS IMPARTING HIGH DRIVABILITYAbandonedApr 18, 12May 08, 14[F15B]
8555631 Hydraulic transmission circuitExpiredFeb 03, 10Oct 15, 13[F16H, B60K]
2013/0189,126 HYDRAULIC CONTROL CIRCUITAbandonedJul 27, 12Jul 25, 13[F04B]
8448431 Hydraulic circuit adapted for coupling motorsExpiredFeb 03, 10May 28, 13[F16D]
8281707 Piston for a hydraulic motor having radial pistons, and a method of manufacturing such a pistonExpiredMar 30, 07Oct 09, 12[F04B]
8240143 Hydraulic energy recovery systemExpiredJul 02, 07Aug 14, 12[B60K, F16H]
8240777 Device for controlling hydraulic braking of a trailer hitched to a tractorExpiredFeb 20, 07Aug 14, 12[B60T]
8244446 Hydraulic energy recovery systemExpiredJul 02, 07Aug 14, 12[G06F, G06G]
8141579 Valve with cushioned opening systemExpiredOct 20, 06Mar 27, 12[F16K]
2011/0017,059 HYDRAULIC MOTOR DEVICE FOR ASSISTING THE MECHANICAL TRANSMISSION OF A VEHICLEAbandonedJan 20, 09Jan 27, 11[F01B]
7637102 Hydraulic circuit having a multifunction selectorExpiredJul 08, 05Dec 29, 09[F16D]
7244001 Motor vehicle wheel antiskid and antilock device using the braking circuitExpiredSep 02, 03Jul 17, 07[B60T]
7213672 Vehicle hydrostatic transmission circuitExpiredMay 16, 02May 08, 07[B60K]
6802182 Tapping circuit including a tapping valve for replenishing and/or flushing the casing of a hydraulic motorExpiredDec 28, 01Oct 12, 04[F16D]
6675576 Hydraulic circuit having a hydraulic motor equipped with a brake for a vehicle suitable for being towedExpiredApr 23, 02Jan 13, 04[F16D]
6585088 Braking system for braking a rotor relative to a statorExpiredMay 10, 00Jul 01, 03[F16D]
6569047 Drive device comprising a hydraulic motor and a reduction gearExpiredSep 07, 01May 27, 03[F16H]
6038859 Hydraulic fluid circuit having a hydraulic motor and a three-position selector for selecting the circulation of fluidExpiredMay 11, 99Mar 21, 00[F16D]
6036611 Drive mechanism for driving displacement members disposed in tandemExpiredJun 08, 98Mar 14, 00[F16H]

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