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Jolei Construction Sets

Jolei was a simple Meccano-like construction system. It was produced in Germany in the late 1940s to the early 1950s

Manufacturer / Distributor

Jesef Leier, Hamburg, Germany

Info from the Metal Constructional Systems Database for JOLEI (Ref:JOL)

System Type
Hole pitch <12.7mm
after World War Two (see comment *1) to early 1950s (some significant doubt)
Aluminium (Alloy)
M4 (probably)
Boss Type
no boss
Boss Thread
Diametrical Pitch of Gears
No. of Parts in System
12 (approximately)
Hole Pitch (Spacing) (mm)
Diameter of holes in Strips(mm)
Diameter of the Bore in Bosses(mm)
Diameter of Axle Rods(mm)
Types of Nuts and Bolts
Nuts: square
Bolts: round (slotted)
Material/Finish of Nuts and Bolts
Size of the Nuts across Flats (mm)
Bolt diameter (mm)

Strips, Double Angle Strip. Angle Bracket in Set 0. Few if any different parts in Set 1. *1 1948 known from manual Print Ref.l

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 Jolei manual for set 1 dated June 1947
(Added 28/01/2021)

A Jolei manual for set 1 dated May 1948
(Added 14/11/2018)

Various photos of the Jolei construction system
(Added 14/11/2018)