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Building Leonardo da Vinci's Armored Car — The Ancestor of the Tank

작성자

Emma

2. 7월 2026

Building Leonardo da Vinci's Armored Car — The Ancestor of the Tank

In 1487, looking for a patron, Leonardo da Vinci designed an armored fighting vehicle: a round, turtle-shaped wooden shell plated with metal, ringed with light cannons to fire in every direction, and driven by men inside turning cranks. It is the ancestor of the tank, sketched four centuries early. It also hides a famous puzzle: in Leonardo's own drawing the gears drive the front and rear wheels in opposite directions, so it cannot move — a mistake many believe he made on purpose, to stop the design being stolen. This blueprint reconstructs the vehicle and, with the gearing corrected, makes it roll.

고급

안내

Understand the machine

Leonardo's armored car is a circular, dome-shaped shell on wheels, plated for protection, with light cannons all around its rim and a crew inside to drive and fire it. Firing in every direction and shielded on all sides, it is a direct ancestor of the tank — proposed in 1487.

Build the wheeled base

Build a strong circular wooden platform carried on four wheels, with axles bored to turn freely. This base takes the whole weight of the shell, crew and guns, so make it stout.

이 단계의 재료:

Beech Lumber4 개

필요한 도구:

Hand Saw

Hand Auger

Raise the conical shell

Build a sloping conical shell of timber over the platform, like an upturned bowl. The angled sides deflect arrows and shot. Leave a small lookout turret on top and gun ports spaced around the lower rim.

이 단계의 재료:

Beech Lumber5 개

필요한 도구:

Hand Saw

Knife

Armor the shell

Reinforce the wooden shell with metal plating so it can shrug off missiles, as Leonardo specified. The plates follow the slope so blows glance off rather than strike square.

이 단계의 재료:

Binding Rope10 미터

필요한 도구:

Awl

Arrange the guns around the rim

Set light cannons at the gun ports all around the circular rim so the vehicle can bring fire to bear in any direction at once — the all-round firepower that made the design so menacing on paper.

Build the crank-and-gear drive

Inside, seat several crew at cranks that mesh through wooden gears to the wheels, so their combined muscle turns the wheels and moves the vehicle. All the power comes from the men within.

이 단계의 재료:

Wooden Gear6 개

Dowel Rod2 개

필요한 도구:

Gouge

Hand Auger

The famous flaw — and the fix

In Leonardo's own drawing the gears are set so the front and rear wheels would turn OPPOSITE ways, locking the vehicle in place. Scholars debate whether this was a copyist's error or, as many think, a deliberate mistake by Leonardo so the design could not simply be stolen and built. Re-mesh the gears so all wheels drive the same way and it moves.

필요한 도구:

Gouge

Why it mattered

Cranked by hand it was too heavy and slow to be practical in 1487, and Leonardo — who called war 'a most beastly madness' — never built it. But the idea of an armored, all-round-firing mobile gun platform is exactly the tank that appeared in 1916, and the corrected reconstruction rolls under its crew's power.