Expansion valve (Steam and the Steam Engine, Evers).jpg
en
Expansion valve (Steam and the Steam Engine, Evers), Expansion valves, Steam engines with slide valves, Scans from 'Steam and the Steam Engine - Land and Marine', 1875
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en
Expansion valve (Steam and the Steam Engine, Evers), Independent gridiron valve, with conventional slide valve
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ja
膨張弁〔蒸気機関・常備〕拡大弁〔蒸気機関・常備〕、膨張弁〔蒸気機関・常備〕、スライド弁〔蒸気機関・蒸気機関〕〔陸・海〕、1875年
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ja
拡張バルブ(蒸気機関と蒸気機関、エバース)、従来のスライドバルブを備えた独立したグリッドアイアンバルブ
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slide valve water vapor expansionism expansion expand expanded increase valvular broadening valve valved steam-powered interpolation steamed steam engine evers steam increased increasing widening enlargement slide rule accessory live steam