Structo

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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 (Ref:STU)

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

Pages from the 'Other Systems Newsletter' which contain information on this system are shown below. They can also be downloaded to your computer if desired here

NOTE : If the 'Other Systems Newsletter' pages for STRUCTO do not appear in the window below, then refresh the page.

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)