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Makumal Construction Sets

Makumal was a Construction system using wooden rods connected by metal clamps. It was made in the USA in around 1928.


Manufacturer / Distributor

Makumal Toy Co., Granite City, Illinois, USA


Info from the Metal Constructional Systems Database for MAKUMAL

Maker
 
System Type
Mainly Rods/Tubes
Country
USA
Dates
1928 (see comment *1)
Material
Wood / Steel
Thread
----
Boss Type
no boss
Boss Thread
8-32 (see comment *2)
Diametrical Pitch of Gears
--
No. of Parts in System
10
Hole Pitch (Spacing) (mm)
---
Diameter of holes in Strips(mm)
---
Diameter of the Bore in Bosses(mm)
8
Diameter of Axle Rods(mm)
8
Types of Nuts and Bolts
Nuts: --
Bolts: round (slotted)
(see comment *3)
Material/Finish of Nuts and Bolts
Steel with a Dull plated finish
Size of the Nuts across Flats (mm)
---
Bolt diameter (mm)
7.4

Comments
5/16" wooden Rods held in U-Clamps. Wooden Pulleys. *1 Patent date. *2*3 Used only in clamps.

The MCS document for this system is shown below. It can also be downloaded to your computer if desired here

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There are currently no manuals, leaflets or photos etc. available for downloading. If you can supply any, please get in contact with me.