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Gescha Construction Sets

Gescha was a simple constructional system, similar to Trix but with fewer holes in the parts. They also made a very detailed model of a car engine and gearbox. It was produced in Germany from around 1959 to 1967.

Manufacturer / Distributor

Alleinherstellung Gebr. Schmid, Nürnburg, Germany

Info from the Metal Constructional Systems Database for GESCHA (Ref:GES)

System Type
as TRIX (inc MCX)
1959 to 1967
Steel / Plastic
Boss Type
no boss
Boss Thread
Diametrical Pitch of Gears
No. of Parts in System
Hole Pitch (Spacing) (mm)
Diameter of holes in Strips(mm)
Diameter of the Bore in Bosses(mm)
Diameter of Axle Rods(mm)
3.0 (see comment *1)
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: cheese (slotted)
Material/Finish of Nuts and Bolts
Steel with a Brass finish
Size of the Nuts across Flats (mm)
Bolt diameter (mm)

The Set 1 seen has a boy & very large Crane on the blue lid. aluminium simple system with TRIX pattern holes but fewer of them in V pattern. Plastic 'Washers' push-fit onto *1 wooden Rods.

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

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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/leafets and photos which can be downloaded by clicking on the appropriate image.

A Gescha model leaflet
(Added 14/11/2018)

Various photos of the Gescha construction system
(Added 14/11/2018)

A Gescha manual for the car engine
(Added 14/11/2018)

Various photos of the Gescha car engine
(Added 14/11/2018)