'Other' Construction and Allied Systems Info & Downloads
Alpha(2) Construction Sets
Alpha(2) was a Meccano like construction system with some unusual parts. It was produced in Germany from about 1931-1933.
Info from the Metal Constructional Systems Database for ALPHA [2]
Maker
System Type
Hole pitch <12.7mm
Hole pitch <12.7mm
Country
Germany
Germany
Dates
1931 to after 1933 (see comment *1)
1931 to after 1933 (see comment *1)
Material
Steel / Plastic
Steel / Plastic
Thread
M4 (see comment *2)
M4 (see comment *2)
Boss Type
Boss Thread
Diametrical Pitch of Gears
17 (see comment *3)
17 (see comment *3)
No. of Parts in System
97 (see comment *4)
97 (see comment *4)
Hole Pitch (Spacing) (mm)
12.0 (see comment *5)
12.0 (see comment *5)
Diameter of holes in Strips(mm)
4.1
4.1
Diameter of the Bore in Bosses(mm)
Diameter of Axle Rods(mm)
4
4
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: cheese (slotted)
(see comment *6)
Nuts: hexagonal
Bolts: cheese (slotted)
(see comment *6)
Material/Finish of Nuts and Bolts
Steel
Steel
Size of the Nuts across Flats (mm)
`
`
Bolt diameter (mm)
Comments
Unusual parts including Bakelite Road/Pulley(s) Wheels, Helical Gear. *1c1970 possible. *25/32 W also reported with brass N&B. *3Mod 1.5, also small-tooth Gears, DP 39e (Mod .65). *4Including 9 for the Kanonen set. *51.5 also reported. *6Round also shown.
The MCS document for this system is shown below. It 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.
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