Assignee
HYDROMATIK GMBH
DE·47 granted patents·943 citations·filing 1974–1996
Top patents by PatentIndex Score
47 records- 0193US5184466AControl and regulating device for a hydrostatic transmissionHYDROMATIK GMBH·Filed 1991·Granted Feb 9, 1993·63 cites·13 claims
- 0289US3932993AControl apparatus for an adjustable hydraulic machine driven by an adjustable driving motorHYDROMATIK GMBH·Filed 1974·Granted Jan 20, 1976·52 cites·3 claims
- 0385US5072655APistons for axial piston machinesHYDROMATIK GMBH·Filed 1989·Granted Dec 17, 1991·44 cites·22 claims
- 0484US4852463AAxial piston machines whose pistons are formed as stepped pistonsHYDROMATIK GMBH·Filed 1988·Granted Aug 1, 1989·42 cites·12 claims
- 0584US4029367ABearing supporting a swashplate of a hydraulic axial cylinder machineHYDROMATIK GMBH·Filed 1976·Granted Jun 14, 1977·36 cites·6 claims
- 0679US5216943APiston for hydrostatic axial and radial piston machines and method for the manufacture thereofHYDROMATIK GMBH·Filed 1992·Granted Jun 8, 1993·49 cites·17 claims
- 0779US4939954ADrive system for machines and vehicles, with a hydraulic and mechanical transmission arranged thereafterHYDROMATIK GMBH·Filed 1989·Granted Jul 10, 1990·32 cites·13 claims
- 0879US4576554ASwashplate axial piston pumpHYDROMATIK GMBH·Filed 1984·Granted Mar 18, 1986·31 cites·13 claims
- 0978US4756157AControl device for a hydrostatic gearHYDROMATIK GMBH·Filed 1986·Granted Jul 12, 1988·31 cites·10 claims
- 1078US4602554AAxial piston machine, more particularly axial piston pump of the inclined disc or skew axis typeHYDROMATIK GMBH·Filed 1985·Granted Jul 29, 1986·37 cites·10 claims
- 1177US4947687ADrive system comprising a variable speed driving motor, an adjustable hydrostatic transmission and a gear-changing meansHYDROMATIK GMBH·Filed 1988·Granted Aug 14, 1990·30 cites·15 claims
- 1273US4858480ASwash plate swivel bearing for a hydraulic axial piston machineHYDROMATIK GMBH·Filed 1985·Granted Aug 22, 1989·33 cites·15 claims
- 1372US5095807AAxial piston machine of the swashplate type with radial motion of tilt axisHYDROMATIK GMBH·Filed 1990·Granted Mar 17, 1992·31 cites·23 claims
- 1469US3943828ARotary machinesHYDROMATIK GMBH·Filed 1974·Granted Mar 16, 1976·20 cites·7 claims
- 1567US4546692ARadial bearing for drive plate of inclined-axis type axial piston machineHYDROMATIK GMBH·Filed 1983·Granted Oct 15, 1985·21 cites·7 claims
- 1666US5473895AHydrostatic travelling driveHYDROMATIK GMBH·Filed 1993·Granted Dec 12, 1995·25 cites·6 claims
- 1766US4870819AControl device for a hydrostatic drive for at least two actuatorsHYDROMATIK GMBH·Filed 1988·Granted Oct 3, 1989·25 cites·4 claims
- 1865US5076148APiston for axial piston machinesHYDROMATIK GMBH·Filed 1990·Granted Dec 31, 1991·23 cites·14 claims
- 1965US4802336AHydrostatic transmission having a control and regulating device for adjusting the driving torque with superimposed output power limit regulationHYDROMATIK GMBH·Filed 1981·Granted Feb 7, 1989·22 cites·8 claims
- 2064US5048295AHydrostatic transmissionHYDROMATIK GMBH·Filed 1989·Granted Sep 17, 1991·23 cites·16 claims
- 2162US5419130AHydrostatic machine with drain oil dischargeHYDROMATIK GMBH·Filed 1994·Granted May 30, 1995·28 cites·19 claims
- 2262US4382399ASupport for the drive shaft of an axial-piston machine of an inclined axis constructionHYDROMATIK GMBH·Filed 1980·Granted May 10, 1983·17 cites·5 claims
- 2360US5007332APiston for piston machinesHYDROMATIK GMBH·Filed 1990·Granted Apr 16, 1991·20 cites·11 claims
- 2454US5024143ASwashplate type hydraulic axial piston machine having a tracking device for the cage of the segmental rolling contact bearing of the swashplateHYDROMATIK GMBH·Filed 1990·Granted Jun 18, 1991·16 cites·11 claims
- 2552US5101630ABraking valve arrangement for a hydrostatic driveHYDROMATIK GMBH·Filed 1991·Granted Apr 7, 1992·12 cites·10 claims
- 2652US4765228AAxial piston machine with a device for flushing the circuitHYDROMATIK GMBH·Filed 1987·Granted Aug 23, 1988·13 cites·22 claims
- 2751US4756156ADrive system with two hydrostatic gearsHYDROMATIK GMBH·Filed 1986·Granted Jul 12, 1988·12 cites·11 claims
- 2848US4880359ASummation power output regulating system for at least two hydrostatic transmissionsHYDROMATIK GMBH·Filed 1987·Granted Nov 14, 1989·13 cites·3 claims
- 2948US4864822AControl device for a hydrostatic drive for at least two actuatorsHYDROMATIK GMBH·Filed 1988·Granted Sep 12, 1989·16 cites·7 claims
- 3048US3961563AAxial piston machine of the type having a tiltable cylinder blockHYDROMATIK GMBH·Filed 1974·Granted Jun 8, 1976·9 cites·6 claims
- 3146US4627238AOutput control apparatus for a hydrostatic drive with delivery adjustmentHYDROMATIK GMBH·Filed 1984·Granted Dec 9, 1986·12 cites·2 claims
- 3246US4466338AOblique-shaft axial piston machine having a follower plate for the cylinder drumHYDROMATIK GMBH·Filed 1982·Granted Aug 21, 1984·10 cites·9 claims
- 3343US5927176AAxial piston machine with transverse and rotary adjustment of the pivoting cradleHYDROMATIK GMBH·Filed 1996·Granted Jul 27, 1999·11 cites·8 claims
- 3443US4518321APower regulation device for a hydraulic pumpHYDROMATIK GMBH·Filed 1983·Granted May 21, 1985·8 cites·6 claims
- 3542US4519413APressure averagerHYDROMATIK GMBH·Filed 1984·Granted May 28, 1985·8 cites·4 claims
- 3641US5062267AHydrostatic transmission containing an axial piston motor located in a recess of a valve controlled axial piston pumpHYDROMATIK GMBH·Filed 1989·Granted Nov 5, 1991·8 cites·22 claims
- 3740US5678462AHydrostatic travelling driveHYDROMATIK GMBH·Filed 1995·Granted Oct 21, 1997·10 cites·17 claims
- 3838US4007662AAxial piston machine of oblique-axle construction with tiltable cylinder drumHYDROMATIK GMBH·Filed 1976·Granted Feb 15, 1977·5 cites·6 claims
- 3935US5333997ADevice for the power control of at least two hydrostatic variable displacement pumpsHYDROMATIK GMBH·Filed 1993·Granted Aug 2, 1994·9 cites·3 claims
- 4035US4884475AAutomotive drive system for machines and vehiclesHYDROMATIK GMBH·Filed 1988·Granted Dec 5, 1989·10 cites·14 claims
- 4134US4571940AControl device for a hydrostatic gear driven by a drive engineHYDROMATIK GMBH·Filed 1985·Granted Feb 25, 1986·8 cites·5 claims
- 4233US4033238AAxial piston machine with a tiltable, revolving cylinder drumHYDROMATIK GMBH·Filed 1976·Granted Jul 5, 1977·3 cites·4 claims
- 4331US3946561AFluid pressure control devicesHYDROMATIK GMBH·Filed 1974·Granted Mar 30, 1976·3 cites·8 claims
- 4430US4544330AControl apparatus for several drive assemblies consisting of hydrostatic drive unitsHYDROMATIK GMBH·Filed 1984·Granted Oct 1, 1985·2 cites·5 claims
- 4527US4722187ASpeed regulation device for a hydrostatic drive unitHYDROMATIK GMBH·Filed 1985·Granted Feb 2, 1988·3 cites·8 claims
- 4626US4771677AAxial piston machineHYDROMATIK GMBH·Filed 1986·Granted Sep 20, 1988·3 cites·6 claims
- 4726US4620417AControl device for a hydrostatic gear driven by a drive engineHYDROMATIK GMBH·Filed 1984·Granted Nov 4, 1986·4 cites·4 claims
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