4. Rotary kinetic fluid motors or pumps
  5. Plural runners supported for relative motion or on separate...
  6. With means for selective runner operation or drive shaft...

Katsumichi Ishihara

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Axial fan with double impellers rotating in mutually...

Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Design Patent

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Axial fan with double impellers rotating in mutually...

Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Design Patent

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Axial flow fan

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Vane or deflector
Reexamination Certificate

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Axial flow fan

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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Brushless fan motor

Electrical generator or motor structure – Dynamoelectric – Rotary
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2169456

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