Hydromatik GmbH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16D COUPLINGS FOR TRANSMITTING ROTATION 388
 
  
 
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 192
 
  
 
F01B MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES 126
 
  
 
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
5473895 Hydrostatic travelling driveMar 02, 93Dec 12, 95[B60K, F16D, F16H]
5419130 Hydrostatic machine with drain oil dischargeJan 13, 94May 30, 95[F16D]
5216943 Piston for hydrostatic axial and radial piston machines and method for the manufacture thereofMar 18, 92Jun 08, 93[F01B]
5184466 Control and regulating device for a hydrostatic transmissionAug 15, 91Feb 09, 93[F16D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5927176 Axial piston machine with transverse and rotary adjustment of the pivoting cradleExpiredDec 04, 97Jul 27, 99[F01B]
5678462 Hydrostatic travelling driveExpiredJun 07, 95Oct 21, 97[F16H]
5101630 Braking valve arrangement for a hydrostatic driveExpiredJan 09, 91Apr 07, 92[F16D]
5095807 Axial piston machine of the swashplate type with radial motion of tilt axisExpiredDec 14, 90Mar 17, 92[F04B, F01B]
5076148 Piston for axial piston machinesExpiredJun 13, 90Dec 31, 91[F01B]
5072655 Pistons for axial piston machinesExpiredFeb 06, 89Dec 17, 91[F04B, F16J]
5062267 Hydrostatic transmission containing an axial piston motor located in a recess of a valve controlled axial piston pumpExpiredDec 06, 89Nov 05, 91[F16D]
5048295 Hydrostatic transmissionExpiredMar 15, 89Sep 17, 91[F16D]
5024143 Swashplate type hydraulic axial piston machine having a tracking device for the cage of the segmental rolling contact bearing of the swashplateExpiredMay 15, 90Jun 18, 91[F01B]
5007332 Piston for piston machinesExpiredMar 30, 90Apr 16, 91[F04B, F01B, F16J]
4947687 Drive system comprising a variable speed driving motor, an adjustable hydrostatic transmission and a gear-changing meansExpiredMar 09, 88Aug 14, 90[F16H]
4939954 Drive system for machines and vehicles, with a hydraulic and mechanical transmission arranged thereafterExpiredFeb 15, 89Jul 10, 90[F16H]
4884475 Automotive drive system for machines and vehiclesExpiredMar 29, 88Dec 05, 89[B60K]
4880359 Summation power output regulating system for at least two hydrostatic transmissionsExpiredOct 30, 87Nov 14, 89[F04B]
4870819 Control device for a hydrostatic drive for at least two actuatorsExpiredJan 22, 88Oct 03, 89[F16D]
4864822 Control device for a hydrostatic drive for at least two actuatorsExpiredJan 22, 88Sep 12, 89[F16D]
4858480 Swash plate swivel bearing for a hydraulic axial piston machineExpiredNov 04, 85Aug 22, 89[F04B, F16H]
4852463 Axial piston machines whose pistons are formed as stepped pistonsExpiredJul 01, 88Aug 01, 89[F01B]
4802336 Hydrostatic transmission having a control and regulating device for adjusting the driving torque with superimposed output power limit regulationExpiredNov 09, 81Feb 07, 89[F10H]
4771677 Axial piston machineExpiredJan 06, 86Sep 20, 88[F01B]

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