MAQUINA SIMPLES

LEVER

A lever consists of a rigid bar that rotates (rotates) around a fixed point,

AXIS

Cylindrical bar that crosses a rotating body and serves as a center for touring

PULLEY

Mechanism to move or lift heavy things that consists of a suspended wheel, which rotates around an axis, with a channel or throat at its edge where a string or string is passed.

FLAT

surface, terrain] That has the same level in all its parts.

SCREW

Cylindrical or conical metallic piece, with a helical projection that runs it totally or partially and a head with a slot to lodge the blade of the screwdriver, which serves to hold one thing to another.

CRADLE

Piece of wood or metal finished at an acute angle that is inserted between two elements or in a crack or groove and is used mainly to immobilize or firm a body.
"the assemblies of the wood were built to the top, that is, joined by nails as much to the box and spike, between the fronts and the sides, reinforcing them with wedges, which made them disassemblable"

DANIEL PALCIOS