Power reverse

Ragonnet

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  Ragonnet Power Reverse drawing, courtesy of Karl Kobel.

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  Application of Ragonnet Power Reverse gear. From "Locomotive Valves and Valve Gears, with a Special Treatise on Valve Setting", page 132

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  Ragonnet Type B Power Reverse gear

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  Ragonnet Type B Power Reverse Gear drawing from 1925 Franklin Railway Supply

Alco

Tim "FLtenwheer" posted PDF files for the Alco Power Reverse.

• Alco Power Reverse 1019 (PDF)
• Also Power Reverse 2018 (PDF)

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  ALCO Power Reverse Gear

Video

Dave Sclavi's "Operation of a scale power reverse gear"

References

• Build a Power Reverse for Your Engine
• Power Reverse Gear is discussed: 'Model Technology from Roy Johnston’s "Four Aces"', T. Parkinson, Modeltec, January 1986
• "For your ¾" or 1" scale engine, build this Power Reverse & A Refresher Course in power reverse units: Glossary", Johnny Black, Modeltec, January 1985
• "Some clarification on the Power Reverse", Johnny Black, Modeltec, March 1985

External Links

• 1.6" 2-8-2 Mikado - Power Reverse (site down as of January 2025, photos not available on archive.org)
• "Ragonnet Power Reverse", Norfolk & Western Historical Society Archive (site down as of January 2025, photos not available on archive.org)
• Power reverse gear photos (site down as of January 2025, photos not available on archive.org)
• "Big Boy Power Reverse"
• Alco power reverse, Chaski
• "Power reverse operation explanation video", Chaski.org
• "ALCO Type E Power Reverse", Chaski.org
• "Power Reverser questions", Chaski.org
• "Working Steam Power Reverser Value? Need Opinions", Chaski.org
• "4-8-4 new build 5inch gauge", Chaski.org