'Other' Construction and Allied Systems Info & Downloads

Riag Construction Sets

Riag is a simple Meccano-like construction system. It was made in Germany in the late 1940s


Info from the Metal Constructional Systems Database

Maker
 
System Type
as TRIX (inc MCX)
Country
Germany
Dates
late 1940 (see comment *1)
Material
Aluminium (Alloy)
Thread
M3
Boss Type
no boss
Boss Thread
----
Diametrical Pitch of Gears
13 (see comment *2)
No. of Parts in System
53
Hole Pitch (Spacing) (mm)
10.0
Diameter of holes in Strips(mm)
3.3
Diameter of the Bore in Bosses(mm)
---
Diameter of Axle Rods(mm)
(Screwed Rods or Bolts are used as axles.)
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: cheese (slotted)
Material/Finish of Nuts and Bolts
Steel with a Steel finish
Size of the Nuts across Flats (mm)
5
Bolt diameter (mm)
 

Comments
Many parts have 2 rows of staggered holes like ZICK-ZACK [1], but Plates have 2-row pattern along edges with 3-row along centre. Also 7 holes diameter Plate. *1 Could also be pre-WW2. *2 Mod.2.

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


A Riag manual
(Scans from Urs Flammer)

Various photos of the Riag construction system
(Photos from Urs Flammer)