4. Expansible chamber devices
  5. With lubricating means
  6. Piston has lubricant retaining or conducting means

Kiyomi Sumida

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Internal combustion engine piston with two compression rings hav

Expansible chamber devices – With lubricating means – Piston has lubricant retaining or conducting means
Patent

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Method for determining piston form for an internal combustion en

Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent

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Profile ID: LFUS-PAI-P-312277

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