Hersa

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Hersa Construction Sets

Hersa was a simple Meccano-like construction system made mainly out of aluminium. It was produced in Germany around 1947.

Manufacturer / Distributor

Hersa, Berlin, Germany

Info from the Metal Constructional Systems Database for HERSA (Ref:HSA)

Maker

System Type
Hole pitch <12.7mm

Country
Germany

Dates
known in 1947 (see comment *¹)

Material
Aluminium (Alloy) (see comment *²)

Thread
M3

Boss Type
eyelet

Boss Thread
---

Diametrical Pitch of Gears
--

No. of Parts in System
21

Hole Pitch (Spacing) (mm)
8.0

Diameter of holes in Strips(mm)
3.2

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: cheese (slotted)

Material/Finish of Nuts and Bolts
Steel with a Steel finish
(see comment *³)

Size of the Nuts across Flats (mm)
6.0

Bolt diameter (mm)
5.5

Comments
Parts include Strips to 15 holes, 5x9h Flanged Plate, 4 & 5 holes long Double Angle Strip, 5 holes diameter Disc with rings of 4 &12 holes. Lid has small boy with large Windmill. *¹ from 8.47 manual Print Ref. *² Steel Loose Pulleys. *³ Bolts plain brass.

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

A Hersa manual for set 2 dated 1947
(Added 14/11/2018)

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