Martin Wynne
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- Location
- West of the Severn UK
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Martin Wynne submitted a new resource:
Wynn-Williams Patent Ground Lever Boxes - Details of the Wynn-Williams toggling ground lever boxes
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Wynn-Williams Patent Ground Lever Boxes - Details of the Wynn-Williams toggling ground lever boxes
Here is an interesting page of photos and drawings about the working of the Wynn-Williams ground lever boxes. Each time the lever is pulled it toggles the points to the opposite side, and then springs back:
https://www.valleysignals.org.nz/track/springpoints.html
The original USA patent is on the above download link.
This is the drawing from the USA patent (click to see full size scan):
View attachment 5055
Supplier's catalogue drawings (click...
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