Patent ID: 11878748
Assignee: DANFOSS POWER SOLUTIONS APS
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A fluid controller, in particular as part of a hydraulic steering unit, said controller comprising a housing having a supply port arrangement, a sleeve arranged rotatably in a bore of the housing, a spool arranged rotatably in the sleeve, and a measuring motor, wherein the measuring motor comprises a plurality of working chambers, each working chamber being connected to the bore, wherein the sleeve comprises a commutation geometry having a first partition and controlling together with a housing geometry of the housing a flow of hydraulic fluid into and out of the working chambers and the spool comprises a spool geometry controlling together with a valve geometry of the sleeve a flow of hydraulic fluid between the supply port arrangement and the commutation geometry, wherein the valve geometry comprises a second partition different from the first partition.