'Other' Constructional and Allied Systems Info & Downloads

Leonardo Construction Sets

Leonardo was a Meccano-like construction system. It was made in Italy shortly after the second world war

Info from the Metal Constructional Systems Database for LEONARDO

Maker
 
System Type
MECCANO & MÄRKLIN features
Country
Italy
Dates
known in 1946 to known in 1947
Material
Steel (see comment *1)
Thread
M4
Boss Type
double-tapped
Boss Thread
M4
Diametrical Pitch of Gears
39
No. of Parts in System
324
Hole Pitch (Spacing) (mm)
12.0
Diameter of holes in Strips(mm)
4.3
Diameter of the Bore in Bosses(mm)
 
Diameter of Axle Rods(mm)
4.0
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: cheese (slotted)
Material/Finish of Nuts and Bolts
Steel
Size of the Nuts across Flats (mm)
` 
Bolt diameter (mm)
 

Comments
Grey parts largely based on MECCANO in 1929 plus some MÄRKLIN Brackets. Original parts including unusual Dredger Bucket and Z-Girders. *1 Many cast Pulleys, Gears of lead based alloy.

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

NOTE : If the MCS document does 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/leafets which can be downloaded by clicking on the appropriate image.


A photocopy of a Leonardo manual.

A photocopy of a Leonardo illustrated parts list and standard mechanisms.

Page content last updated - 28th June 2019