Erko

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Erko Construction Sets

Erko was a very simple aluminium construction system similar to Trix, but with two rows of holes instead of three. It was made in Hamburg, Germany by Erich Richter. Dates not known at present, but probably just post-war.

Brief details - Distance between holes 7.86 mm., Diameter of holes and shafts 3.00 and 2.95 mm. respectively. Number of different part types 16.

Manufacturer / Distributor

Erich Richter, Jahnring 20, Hamburg, Germany

Info from the Metal Constructional Systems Database for ERKO (Ref:ERK)

Maker

System Type
as TRIX (inc MCX)

Country
Germany (see comment *¹)

Dates
1950s (some significant doubt) to 1960s (some significant doubt)

Material
Aluminium (Alloy) (probably)

Thread

Boss Type

Boss Thread

Diametrical Pitch of Gears

No. of Parts in System
16

Hole Pitch (Spacing) (mm)
7.86

Diameter of holes in Strips(mm)
3.0 (see comment *²)

Diameter of the Bore in Bosses(mm)

Diameter of Axle Rods(mm)
3.0 (see comment *³)

Types of Nuts and Bolts
Nuts:
Bolts:

Material/Finish of Nuts and Bolts

Size of the Nuts across Flats (mm)
`

Bolt diameter (mm)

Comments
Main parts: 8 Angle Girders with 2 rows of staggered holes at ends of each & in centre of 2 longest. Also small Perforated Plate with staggered holes. *¹ Just possibly the DDR. *² 2.95.

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

An Erko instruction leaflet.
(Added 15/06/2020)

A photos of Erko parts.
(Added 15/06/2020)