'Other' Construction and Allied Systems Info & Downloads

Fri-Die Construction Sets

Fri-Die was a simple system where angle girders were the main structural elements. It was produced in Germany around the time of the Second World War.


Info from the Metal Constructional Systems Database

Maker
 
System Type
Hole pitch >12.7mm
Country
Germany
Dates
after World War Two
Material
Steel
Thread
3x
Boss Type
no boss
Boss Thread
----
Diametrical Pitch of Gears
--
No. of Parts in System
15
Hole Pitch (Spacing) (mm)
15.5
Diameter of holes in Strips(mm)
3.8 (see comment *1)
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: tapered cheese (slotted)
(see comment *2)
Material/Finish of Nuts and Bolts
Steel with a Nickel plated finish
Size of the Nuts across Flats (mm)
6.0
Bolt diameter (mm)
6(approximately)

Comments
Simple system with steel parts either blackened or painted red & blue. Angle Girders are main structural elements, also 2 Flat Girders. *1 Some 3.0. *2 Also round head Bolts.

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


A Fri-Die model sheet
Unfortunately the bottom of the sheet has been torn off
(Scans from Urs Flammer)

Various photos of the Fri-Die construction system
(Scans from Urs Flammer)