4. Internal-combustion engines
  5. Lubricators
  6. Crankcase, pressure control

William D. Koenigs

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Air cleaner

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

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Air cleaner assembly

Gas separation: processes – Filtering
Reexamination Certificate

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Balance system for single cylinder engine

Internal-combustion engines – Vibration compensating device – Balancing arrangement
Reexamination Certificate

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Crankcase cover with oil passages

Internal-combustion engines – Frame construction – Horizontal cylinder
Reexamination Certificate

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Oil circuit for twin cam internal combustion engine

Internal-combustion engines – Lubricators – Crankcase – pressure control
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2702379

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