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Pyfyly was a system using bamboo rods held in metal fitting with slide locking. It was made in France from 1916 to at least 1922.

Manufacturer / Distributor

Imp. Keller, 88 Rue Rochechouart, Paris, France

Info from the Metal Constructional Systems Database for PYFYLY

System Type
Mainly Rods/Tubes
1916 (see comment *1) to known in 1922 (see comment *2)
Brass / Wood
Boss Type
no boss
Boss Thread
Diametrical Pitch of Gears
No. of Parts in System
76 (see comment *3)
Hole Pitch (Spacing) (mm)
Diameter of holes in Strips(mm)
Diameter of the Bore in Bosses(mm)
Diameter of Axle Rods(mm)
Types of Nuts and Bolts
Nuts: --
Bolts: --
Material/Finish of Nuts and Bolts
--  --
Size of the Nuts across Flats (mm)
Bolt diameter (mm)

Bamboo Strips held in metal fittings with slide locking. *1 Patent date, Known in France 1920; introduced in United Kingdom in 1921. *2 1925 suggested. *3 About half are metal.

The MCS document for this system is shown below. It can also be downloaded to your computer if desired here

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There are currently no manuals, leaflets or photos etc. available for downloading. If you can supply any, please get in contact with me.