Model of Drop Valve Steam Engine

Model HV-EXP3839
Sectional demonstration model. Separate team andexhaust valves are provided at each end of the cylinderfour valves In all. Valves are driven by cams and give fixedpoints of admission, cut off. release and cushioning. Theeccentrics are mounted on a shaft that Is operated withbevel gears. Complete fitted on a vertical well polishedwooden board..

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