A practical treatise on modern gas and oil engines (1902)
Grover, Frederick · Manchester, The Technical Publishing Co., Limited; [etc., etc.] · leaf 104
ge admitted to the cylinder is decreased,but the ratio of air to gas remains unchanged. Theessential parts of the gear are the stepped cam O and thesleeve L. The lever P lifts both the gas and air valvespindles N and M, and is driven by the stepped cam Ooperating upon the movable sleeve L. In fig.…
Internal combustion engines
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