KA-KA-HA

KA-KA-HA Construction Sets

KA-KA-HA was a construction with similarities to Meccano and Eitech construction. It was made in the former East Germany from around 1950-53.

Manufacturer / Distributor

Phönix-Produktiv-Denossenschaft GmbH., Halle, Germany

Info from the Metal Constructional Systems Database for KA-KA-HA

Maker

System Type
Hole pitch >12.7mm

Country
Former East Germany (probably)

Dates
known in 1948 to known in 1952

Material
Aluminium (Alloy) / Metal

Thread
M4

Boss Type
no boss

Boss Thread
----

Diametrical Pitch of Gears
--

No. of Parts in System
34 (approximately)

Hole Pitch (Spacing) (mm)
12.8

Diameter of holes in Strips(mm)
4.2

Diameter of the Bore in Bosses(mm)
---

Diameter of Axle Rods(mm)
M4 (Screwed Rods or Bolts are used as axles.)

Types of Nuts and Bolts
Nuts: hexagonal
Bolts: pan (slotted)

Material/Finish of Nuts and Bolts
Steel with a Brass finish

Size of the Nuts across Flats (mm)
Large (like MÄRKLIN)

Bolt diameter (mm)

Comments
Black Strips, Brackets, & Angle Girders; red, blue, green, black Plates; red Pulleys; silvery Flanged Disc Pulley. Lid has large Suspension Bridge & other smaller models. Dates from JCM.

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

The KA-KA-HA manual for 1950-52
(Added 15/11/2018)

The KA-KA-HA manual for 1950-52
(Added 18/10/2018)

The KA-KA-HA manual for 1952-53
(Added 18/10/2018)

Various photos of the KA-KA-HA construction system
(Added 15/11/2018)