IPC Subgroup
F01D 11/08 for sealing space between rotor blade tips and stator
Introduced: September 1968
Last revised: January 2006
Full Title
Preventing or minimising internal leakage of working fluid, e.g. between stages > for sealing space between rotor blade tips and stator
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- Subclass:
- NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
3 direct subcodes
Child Classifications
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- F01D 11/1 using sealing fluid, e.g. steam
- F01D 11/12 using a rubstrip, e.g. erodible, deformable or resiliently biased part
- F01D 11/14 Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing