Buildo(1)

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Buildo(1) Construction Sets

Buildo(1) was a Meccano-like construction system. It was made in the late 1940s in the USA. It can be split into two sub-periods. Buildo(1b) in 1945/6 using steel parts and Buildo(1a) from 1946 to after 1947 using aluminium parts.

Buildo(1b)

Manufacturer / Distributor

An unknown company from

Info from the Metal Constructional Systems Database for BUILDO [1b]

Maker

System Type
Meccano principle but sig. differences

Country
USA

Dates
1945 to 1946

Material
Steel

Thread
6-32

Boss Type
separate threaded boss (see comment *¹)

Boss Thread
6-32

Diametrical Pitch of Gears

No. of Parts in System
32

Hole Pitch (Spacing) (mm)
12.7

Diameter of holes in Strips(mm)
3.6

Diameter of the Bore in Bosses(mm)

Diameter of Axle Rods(mm)
3.4

Types of Nuts and Bolts
Nuts:
Bolts:

Material/Finish of Nuts and Bolts

Size of the Nuts across Flats (mm)
`

Bolt diameter (mm)

Comments
Steel parts, including 6 holes long Flanged Sector Plate, 5 holes diameter Flanged Disc, Eccentric, T-Brackets, Half Pulleys with special Hubs to fit in 6.35mm holes. Other details above may apply, *¹ for example.

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

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The report can be zoomed into, made full screen or downloaded as a pdf document by using the controls provided

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

Buildo(1a)

Manufacturer / Distributor

The Buildo Co., Minneapolis, USA

Info from the Metal Constructional Systems Database for BUILDO [1a]

Maker

System Type
Meccano principle but sig. differences

Country
USA

Dates
1946 to after 1947 (see comment *¹)

Material
Aluminium (Alloy)

Thread
6-32

Boss Type
separate threaded boss (see comment *²)

Boss Thread
6-32

Diametrical Pitch of Gears

No. of Parts in System
40

Hole Pitch (Spacing) (mm)
12.7

Diameter of holes in Strips(mm)
3.7

Diameter of the Bore in Bosses(mm)
3.7

Diameter of Axle Rods(mm)
3.3 (see comment *³)

Types of Nuts and Bolts
Nuts: hexagonal
Bolts: pan (slotted)
(see comment *⁴)

Material/Finish of Nuts and Bolts
Brass with a Brass finish
(see comment *⁵)

Size of the Nuts across Flats (mm)
7.9

Bolt diameter (mm)
7.1

Comments
As BDO1b but aluminium parts. Also motor parts.*¹Different maker post '47. *² ¼"x20 single tapped threaded Hubs join Wheel/Pulley halves. *³ 3.2, 3.6 also reported. *⁴ steel head on long Bolts. *⁵ Also: steel Nuts; dull plated steel mushroom head(s) Bolts, Bolt Head Diameter 5.5.

NOTE - This system is covered in the MCS document above, so it is not repeated.

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