4. Rotary kinetic fluid motors or pumps
  5. Axially opposed working fluid paths to or from runner
  6. Plural, separate, parallel, simultaneous flow paths

Devin Hanan

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Abradable seals

Rotary kinetic fluid motors or pumps – Bearing – seal – or liner between runner portion and static part – Between blade edge and static part
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Abrasion preventive structure of reciprocating compressor

Expansible chamber devices – With separate biasing means for working member
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Adjustable air seal on a fan hub

Fluid reaction surfaces (i.e. – impellers) – Lashing between working members or external bracing – Connecting adjacent work surfaces
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Air blower apparatus having blades with outer peripheral bends

Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Tined or irregular periphery
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Air cooled bearing

Rotary kinetic fluid motors or pumps – With pump recirculation passage control responsive to...
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