CPC Subgroup
F04D 29/056 Bearings
Full Title
Details, component parts, or accessories (machine elements in general F16) > Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps > Bearings
5 direct subcodes
Child Classifications
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- F04D 29/057 hydrostatic; hydrodynamic
- F04D 29/058 magnetic; electromagnetic
- F04D 29/059 Roller bearings