'Other' Construction and Allied Systems Downloads

Akron Construction Sets

Akron was an interesting construction toy where the strips were connected by springs and rods. It was produced in Germany from about 1945-1950.


Info from the Metal Constructional Systems Database

Maker
 
System Type
Hole pitch <12.7mm
Country
Germany
Dates
after World War Two to early 1950s
Material
Steel
Thread
----
Boss Type
no boss
Boss Thread
----
Diametrical Pitch of Gears
--
No. of Parts in System
12
Hole Pitch (Spacing) (mm)
5.0
Diameter of holes in Strips(mm)
3.4
Diameter of the Bore in Bosses(mm)
2.0
Diameter of Axle Rods(mm)
1.8
Types of Nuts and Bolts
Nuts: --
Bolts: --
Material/Finish of Nuts and Bolts
--  --
Size of the Nuts across Flats (mm)
---
Bolt diameter (mm)
---

Comments
Flex Strips with spiral spring fixing. Strips 3 holes wide: pattern is 3 holes, 3x1h with large semi-circular cutouts each side, 3 holes, etc.

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


The Akron manual (in German)
(Scans from Urs Flammer)

Various photos of the Akron construction system
(Scans from Urs Flammer)