4. Fluid reaction surfaces (i.e., impellers)
  5. Specific working member mount
  6. Adjustable

Rolls-Royce AB

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Marine propeller with detachable blades

Fluid reaction surfaces (i.e. – impellers) – Specific working member mount – Adjustable
Reexamination Certificate

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Shaft coupling

Joints and connections – Distinct end coupler – Interrupted periphery – e.g. – split or segmental – etc.
Reexamination Certificate

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