4. Rotary kinetic fluid motors or pumps
  5. With passage in blade, vane, shaft or rotary distributor...

Robert Ingram Ackerman

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Method and apparatus for non-parallel turbine dovetail-faces

Fluid reaction surfaces (i.e. – impellers) – Specific working member mount – Blade received in well or slot
Reexamination Certificate

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Nozzle braze backside cooling

Rotary kinetic fluid motors or pumps – With passage in blade – vane – shaft or rotary distributor...
Reexamination Certificate

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Selective step turbine nozzle

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Plural distributing means immediately upstream of runner
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2540261

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