'Other' Constructional and Allied Systems Info & Downloads

Struktiron Construction Sets

Struktiron was a construction system which had strips with long slotted holes. Made in the USA from around 1912 to 1917.


Info from the Metal Constructional Systems Database for STRUKTIRON

Maker
 
System Type
Hole pitch >12.7mm
Country
USA
Dates
circa 1912 to circa 1917
Material
Steel
Thread
4-36 (see comment *1)
Boss Type
 
Boss Thread
5-40 (see comment *2)
Diametrical Pitch of Gears
40
No. of Parts in System
77
Hole Pitch (Spacing) (mm)
15.9 (see comment *3)
Diameter of holes in Strips(mm)
3.2
Diameter of the Bore in Bosses(mm)
3.3 (see comment *4)
Diameter of Axle Rods(mm)
3.0
Types of Nuts and Bolts
Nuts: square
Bolts: round (slotted)
(see comment *5)
Material/Finish of Nuts and Bolts
Steel with a Brass finish
(see comment *6)
Size of the Nuts across Flats (mm)
7.2
Bolt diameter (mm)
5.9

Comments
3/8" wide Strips with alternate holes & long slots. *1 But Screwed Rods .12"x40. *2 Not seen. *3 Basic hole pitch 5/8" exactly; 25/16" in Slotted Strips. *4 Mean for Wheels without boss. *5 Hex Nuts earlier. *6 Also ? Nickel plated steel.

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

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Below there are manuals/leaflets which can be downloaded by clicking on the appropriate image.


Photos of a Struktiron set.
(Added 20/09/2020)