Poclain Hydraulics

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F01B MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES 720
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 586
 
  
 
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 291
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 260
 
  
 
F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR 243
 
  
 
B60T VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL 172
 
  
 
B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD 122
 
  
 
F01K STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES 127
 
  
 
F03C POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS 123
 
  
 
F16H GEARING199

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7681487 Tandem axial piston pump unitAug 08, 05Mar 23, 10[F01B]
7357067 Spherical joint of a hydrostatic piston machineAug 29, 05Apr 15, 08[F01B]
7340988 Hydraulic machine having axial pistons with a synchronization systemApr 04, 06Mar 11, 08[F01B]
7013791 Axial piston machine with a swash plateFeb 17, 05Mar 21, 06[F04B]
6186046 Hydraulic motorJun 19, 98Feb 13, 01[F01B]
5992578 Braking deviceMar 24, 98Nov 30, 99[F16D]
5855115 Auxiliary hydraulic motorSep 23, 96Jan 05, 99[F16D]
5664476 Pressurized fluid motorMar 28, 96Sep 09, 97[F01B]
5632191 Piston roller alignment configuration for a radial piston mechanismNov 13, 95May 27, 97[F04B, F16J]
5558003 Hydraulic motor provided with a device for selecting its active cubic capacitySep 08, 94Sep 24, 96[F01B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7591215 Variable displacement hydraulic machine having a swash plateExpiredNov 09, 05Sep 22, 09[F01B]
5961413 Hydraulic drive for construction machineExpiredFeb 26, 98Oct 05, 99[F16H]
5730041 Hydrostatic assembly with controlled spinExpiredJun 28, 96Mar 24, 98[F01B]
5437338 Hydraulic drive unit for driving a drilling toolExpiredDec 03, 93Aug 01, 95[F21B]
5435135 Reversible pressurized fluid mechanism such as a motor or a pump and having at least two operating cylinder capacitiesExpiredJun 08, 94Jul 25, 95[F16D]
5209064 Device for mutual immobilization of two elements mounted for relative rotationExpiredMar 06, 90May 11, 93[F16D]
5199259 Assembly composed of a pressurized fluid mechanism and a disc brake coupled theretoExpiredNov 28, 90Apr 06, 93[F16D]
5186094 Pressurized fluid mechanism comprising at least two distinct operational cylinder capacitiesExpiredJun 17, 92Feb 16, 93[F01B]
5176511 Seal structure for a rotating cam pressurized fluid deviceExpiredNov 20, 91Jan 05, 93[F03C, F01B]
5115890 Pressure fluid mechanism such as a motor or a pump coupled to a braking deviceExpiredNov 16, 90May 26, 92[F16D, F01B]
5081906 Mechanism, motor pump, incorporating pistons supporting, rollers for abutment of said pistons on a camExpiredSep 10, 90Jan 21, 92[F04B, F01B]
5018433 Mechanism employing fluid under pressure provided with a rotor, a stator and a device for assembling these two elementsExpiredOct 13, 88May 28, 91[F04B, F01B]
5001964 Pressurized fluid mechanism with two cubic capacities and closed circuit applying sameExpiredOct 16, 89Mar 26, 91[F15B]
4848933 Rotary mounting for mounting a gear wheel relative to a frameExpiredFeb 12, 88Jul 18, 89[F16C, F16H]
4724742 Motor or pump mechanism having at least two distinct active cylinder capacitiesExpiredOct 16, 86Feb 16, 88[F01B]
RE32446 Pressurized fluid engine equipped with means for selecting its speed of rotationExpiredSep 19, 85Jun 30, 87[F01B]
4469012 Pressurized fluid mechanism comprising reaction rollers mounted on pistonsExpiredApr 22, 82Sep 04, 84[F04B]
4461613 Hydraulic pump with variable-stroke piston and generator using said pumpExpiredMar 19, 82Jul 24, 84[F04B]
4454802 Piston assembly for a fluid mechanism with reaction plate, complete with slipper blockExpiredOct 14, 81Jun 19, 84[F01B]
4404896 Pressurized fluid engine equipped with means for selecting its speed of rotationExpiredApr 08, 81Sep 20, 83[F01B]

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