'Other' Constructional and Allied Systems Info & Downloads

Inventrix Construction Sets

Inventrix was a simple Meccano-like system with some parts similar to Stabil. It was made in Germany from around 1946 to 1958.


Info from the Metal Constructional Systems Database for INVENTRIX

Maker
 
System Type
STABIL type
Country
United Kingdom
Dates
1946 to 1958 (see comment *1)
Material
Steel
Thread
M4
Boss Type
single-tapped
Boss Thread
M4
Diametrical Pitch of Gears
--
No. of Parts in System
40
Hole Pitch (Spacing) (mm)
12.5
Diameter of holes in Strips(mm)
4.1 (mean)
Diameter of the Bore in Bosses(mm)
4.1 (mean)
Diameter of Axle Rods(mm)
4.0
Types of Nuts and Bolts
Nuts: square
Bolts: mush (slotted)
(see comment *2)
Material/Finish of Nuts and Bolts
Steel with a Steel finish
Size of the Nuts across Flats (mm)
8.0(mean)
Bolt diameter (mm)
7.3(mean)

Comments
Based on dull grey parts in German sets & painted parts in #3 set from Inventrix Ltd, Liverpool (as MCS). Some parts like STABIL. *1 for firm. *2*3 Long Bolts slotted cheesehead 7.2. (GE: hex nut & round slotted bolt 7.9 6.9 (long Bolts 7.3)).

The MCS document for this system is shown below. It can also be downloaded to your computer if desired here

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The report can be zoomed into, made full screen or downloaded as a pdf document by using the controls provided


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


An Inventrix manual
(Added 21/11/2020)

Photo of an Inventrix set
(Added 21/11/2020)

Photo of an Inventrix set (from an Ebay listing)
(Added 21/11/2020)