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Mecanica Infantil Construction Sets

Mecanica Infantil was a Meccano-like Construction system. It was made in Argentina from 1944 to 1955.

Manufacturer / Distributor

An unknown company from Argentina

Info from the Metal Constructional Systems Database for MECANICA INFANTIL (Ref:M I)

System Type
Hole pitch <12.7mm
1944 to 1955
Boss Type
Boss Thread
Diametrical Pitch of Gears
No. of Parts in System
Hole Pitch (Spacing) (mm)
10.0 (see comment *1)
Diameter of holes in Strips(mm)
4.3 (see comment *2)
Diameter of the Bore in Bosses(mm)
Diameter of Axle Rods(mm)
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: round (slotted)
Material/Finish of Nuts and Bolts
Size of the Nuts across Flats (mm)
Bolt diameter (mm)

Parts mostly like MECCANO but 7 holes Trunnions, 6 holes Wheel Disc/Bush Wheel. Models are MECCANO so some parts in them do not correspond to those illustrated. *1*2 From MCS, needs confirming.

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

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