4. Internal-combustion engines
  5. Poppet valve operating mechanism
  6. Valve driven closed

Irvin Bornstein

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Cam phase change mechanism

Internal-combustion engines – Poppet valve operating mechanism – With means for varying timing
Patent

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Spring assist system for internal combustion engine valves

Internal-combustion engines – Poppet valve operating mechanism – Valve driven closed
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Profile ID: LFUS-PAI-P-1193543

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