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Monobloc kits : GWR Equalising "American" Bogies

Started by John Candy, Aug 14 2024 21:54

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John Candy

GWR Equalising "American" Bogies

The final two releases in the current "Monobloc" bogie series are the 8ft and 9ft GWR "American" bogies.

Both are of similar appearance, the distinguishing feature being the transverse elliptical springs supporting the bolsters : The 9ft bogie has three but the 8ft has only two. They were known as "American" bogies since they reflected US railroad practice of the early 20th century, being based around prominent equalising beams.

I have included two types of axlebox ; the familiar "OK" pattern and a chunkier pattern which I have labelled "old". I used "old" simply because they are more common in older photos but whether they pre-date the "OK" type I do not know.
As with other Monobloc bogies, they run on internal bearings and can be simply sprung using 1.5mm piano wire.

Attached photos are of the 9ft type.
I have not printed an 8ft type, as I have no current requirement, but have attached renditions of the STL files.

91.jpg92.jpg  93.jpg94.jpg

GWR 8ft American bogie.pngGW American 8ft bogie block.png


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