A La Imperiale

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A La Imperiale Construction Sets

A La Imperiale was a construction system for making aircraft. It appears to be the same as the Bral Aero system. It was made in Italy by Bral in (probably) the 1940s.

Manufacturer / Distributor

Roberto Braglia, Milan, Italy

Info from the Metal Constructional Systems Database for A LA IMPERIALE (Ref:A I)

Maker
Braglia

System Type
Aerospace

Country
Italy

Dates
circa 1930 to circa 1939

Material
Steel

Thread
5/32W,M3

Boss Type
no boss

Boss Thread
----

Diametrical Pitch of Gears
--

No. of Parts in System
25

Hole Pitch (Spacing) (mm)
12.7 (multiples of value shown, including half.)

Diameter of holes in Strips(mm)
4.2

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

Diameter of Axle Rods(mm)
4.0

Types of Nuts and Bolts
Nuts:
Bolts:

Material/Finish of Nuts and Bolts

Size of the Nuts across Flats (mm)
`

Bolt diameter (mm)

Comments
Known from an ad in a MECCANICO manual said to be from the 1940s. The parts look like standard BRAL Aero and that is the source of the data shown here.

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