4. Rotary kinetic fluid motors or pumps
  5. Working fluid passage or distributing means associated with...
  6. Casing with mounting means

Zhi-Cheng Yang

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Cooling fan with balance structure

Rotary kinetic fluid motors or pumps – Bearing – seal – or liner between shaft or shaft sleeve and...
Reexamination Certificate

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Fan frame

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

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Fan impeller

Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Design Patent

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Profile ID: LFUS-PAI-P-2269328

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