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Der Kleine Ingenieur(4) Construction Sets

Der Kleine Ingenieur(4) was a simple Meccano-like Construction system with some special parts. It was produced in East Germany in the 1940s.

Manufacturer / Distributor

Böhag Gera, East Germany

Info from the Metal Constructional Systems Database for DER KLEINE INGENIEUR [4] (Ref:DKI4)

Maker
 
System Type
Meccano principle but sig. differences
Country
Former East Germany (probably)
Dates
1940s
Material
Steel
Thread
M4
Boss Type
tapped
Boss Thread
 
Diametrical Pitch of Gears
---
No. of Parts in System
16 (some significant doubt)
Hole Pitch (Spacing) (mm)
13.8 (see comment *1)
Diameter of holes in Strips(mm)
4.3
Diameter of the Bore in Bosses(mm)
 
Diameter of Axle Rods(mm)
(Screwed Rods or Bolts are used as axles.) (see comment *2)
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: fillister (slotted)
Material/Finish of Nuts and Bolts
Steel with a Steel finish
(see comment *3)
Size of the Nuts across Flats (mm)
7
Bolt diameter (mm)
 

Comments
The one set seen, on Ebay, has Strips, Angle Girders, Pulleys, & parts to make cars for a Big Wheel etc. Said cars used in the Big Wheel on the lid & a Roundabout ride in the manual. *1 13.8-13.9. *2 Only Crank Handle. *3 plain aluminium Nut.

Pages from the 'Other Systems Newsletter' which contain information on this system are shown below. They can also be downloaded to your computer if desired here

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


A Der Kleine Ingenieur(4) manual
(added 14/11/2018)

A Der Kleine Ingenieur(4) model sheet
(added 14/11/2018)

Various photos of the Der Kleine Ingenieur(4) construction system
(added 14/11/2018)

Page content last updated - 14th November 2018