'Other' Construction and Allied Systems Info & Downloads

Flex Construction Sets

Flex was a simple constructional system. It was similar to Trix, but the parts did not have as many holes. It was made in the Netherlands in around 1946.

Info from the Metal Constructional Systems Database for FLEX

Maker
 
System Type
as TRIX (inc MCX) and Hole pitch >12.7mm()
Country
Netherlands
Dates
1946
Material
Steel / Aluminium (Alloy) / Card
Thread
----
Boss Type
no boss
Boss Thread
----
Diametrical Pitch of Gears
--
No. of Parts in System
10 (see comment *1)
Hole Pitch (Spacing) (mm)
16.0
Diameter of holes in Strips(mm)
3.9
Diameter of the Bore in Bosses(mm)
 
Diameter of Axle Rods(mm)
3.7
Types of Nuts and Bolts
Nuts: --
Bolts: --
Material/Finish of Nuts and Bolts
--  --
Size of the Nuts across Flats (mm)
---
Bolt diameter (mm)
---

Comments
The only set known has flexible steel Strips with 2 rows of staggered holes, an aluminium Angle Girder, & a card Plate. Parts are held together by rivet with lobes which are bent down after insertion.

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


A Flex set manual.

Photo of Flex parts.

Page content last updated - 8th November 2019