Especially useful in the construction of large buildings.

Mechanics: hand crank; worm and worm gear; lantern and crown gear; rope drive; flywheel.

Entire machine rotates on a wheel in the base. Includes details of machine parts hidden within, pictured at right top and bottom.

Mechanics: hand crank; spur gear and lantern; worm and worm gear; ratchet; roller thrust…

For launching rocks and fireballs to defend a city or fortress.

Mechanics: hand crank; worm and worm gear; spur gear and recessed face gear; projectile throwing engine.

Mechanics: hand crank; spur gear and lantern; lantern and crown gear; flywheel.

Mechanics: capstan bars; spur gear and lantern; lantern and crown gear.

For filling ditches and moats with barrels, bales, sacks, and debris, and for defending a city or fortress.

Mechanics: winch; trigger.

Mechanics: undershot waterwheel; force pump; conical valve; double interrupted crown gears and lantern gear; worm and worm gear; horizontal working beam; bell crank.

Bridge with retracting sections, supported in the water by legs.

Mechanics: winch; roller guides.

Mechanics: capstan bars; falling weight; lantern and crown gear.

Mechanics: undershot waterwheel; noria; lantern and crown gear.

Mechanics: inertia chain; bucket; flywheel; roller shaft bearing.

The well is decorated with a monstrous female figure who gazes in the mirror and dispenses water from her breasts.

Mechanics: hand crank; force pump; conical valve; double interrupted crown gears and lantern gear; spur…

Mechanics: hand crank; swinging-vane rotary pump; spur gear and lantern; worm and worm gear; lantern and crown gear; flywheel; slotted-head screw.

Can be operated by a single person, easily and with little noise. The device depicted here is also illustrated on Plate 164.

Mechanics: hand crank; spur gear and lantern; worm and worm gear; lantern and rack.

The water is not enclosed within this device.

Mechanics: undershot waterwheel; noria; rocking troughs; interrupted lantern and racks; chain equalizer.

Mechanics: hand crank; force pump; flap valve; interrupted lanterns and spur gear sectors; chain equalizer; flywheel.

Mechanics: vertical crankshaft; bucket; spur gear and lantern.

Le diverse et artificiose machine belongs to a new genre that emerged in the late 16th century, the "theatre of machines," which offered original mechanical solutions to the problems of everyday life. Ramelli's book…

Workmen use buckets to drain water from the section walled off by the cofferdam in order to secure foundations for construction.

Mechanics: horizontal spoked treadwheel; conical valve; worm and worm gear; lantern and crown gear; motion converter (rotating to linear).

Machine sits on four casters.

Mechanics: capstan bars; hand crank; worm and worm gear; lewis.

Mechanics: inclined treadwheel; lantern and crown gear.

Mechanics: hand crank; gated-lobe rotary pump.

Cross-section shows inner system, which is identical to that used for the fountain on Plate 184. Syphon action in the descending, snake-shaped pipes starts the water-flow, and inner system relies on changes in air and…

The water is then pumped back to the source.

Mechanics: overshot waterwheel; horizontal crankshaft; force pump; lantern and crown gear; crank and connecting rod.