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Structo Construction Sets

Structo was a simple Meccano-like construction system. It was made in America from 1915 to 1919


Manufacturer / Distributor

Structo Manufacturing Co., Freeport, Illinois, USA


Info from the Metal Constructional Systems Database for STRUCTO

Maker
 
System Type
Meccano principle but sig. differences
Country
USA
Dates
1915 (see comment *1) to 1919
Material
Steel
Thread
8-32
Boss Type
double-tapped
Boss Thread
6-32
Diametrical Pitch of Gears
16
No. of Parts in System
79
Hole Pitch (Spacing) (mm)
12.7
Diameter of holes in Strips(mm)
4.3 (see comment *2)
Diameter of the Bore in Bosses(mm)
4.2
Diameter of Axle Rods(mm)
4.1 (see comment *3)
Types of Nuts and Bolts
Nuts: square
Bolts: fillister (slotted)
Material/Finish of Nuts and Bolts
Steel with a Nickel plated finish
Size of the Nuts across Flats (mm)
6.4
Bolt diameter (mm)
6.8

Comments
Pulleys & Gears are cast. Shafts have small groove along them. *1 1913 & 1914 also mentioned. Trademark application 2/13. *2 Some 4.4. MCS has 4.2. *3 A few up to 4.15.

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

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The report can be zoomed into, made full screen or downloaded as a pdf document by using the controls provided


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


A Structo manual
Added 14/01/20

A Structo manual - 5th addition
(Added 09/12/2018)

A Structo manual for the Cadet outfit
(Added 09/12/2018)

A Structo booklet
(Added 09/12/2018)

Various photos of the Structo construction system
(Added 09/12/2018)