'Other' Constructional and Allied Systems Info & Downloads

Eureka! (2) Construction Sets

Eureka! (2) was a Meccano-like construction systems with 15.7mm hole spacing. It was made in Spain. Dates currently unknown.

Brief details - Distance between holes 15.70 mm., diameter of holes 3.91 mm., diameter of shafts 3.61 mm., screw M3.5. It has no motor. Number of different parts 79.


Info from the Metal Constructional Systems Database for EUREKA! [2]

Maker
 
System Type
Hole pitch >12.7mm
Country
Spain
Dates
 
Material
Steel
Thread
M3.5
Boss Type
tapped
Boss Thread
 
Diametrical Pitch of Gears
 
No. of Parts in System
79
Hole Pitch (Spacing) (mm)
15.7
Diameter of holes in Strips(mm)
3.9
Diameter of the Bore in Bosses(mm)
 
Diameter of Axle Rods(mm)
3.6
Types of Nuts and Bolts
Nuts:
Bolts:
Material/Finish of Nuts and Bolts
 
Size of the Nuts across Flats (mm)
Bolt diameter (mm)
 

Comments
Sets 1-3 from Celsa (Valencia). Box label has boy, small boy, small girl around Crane on floor. Parts all nickel, or red, blue, green, black, yellow. They are M-principle but many of a different character.

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


An Eureka! instruction manual.
(Added 12/06/2020)

Some photos of a Eureka! set 3 in nickel/zinc.
(Added 12/06/2020)

Eureka! parts were also available painted. Here are some photos of them.
(Added 12/06/2020)