Mecanismos

Ring gear with pinions

Internal gear and pawl

Planetary gear train

Elliptical gear pair

Three meshing gear wheels

Meshing toothed sectors

Linked gear sectors

Sectioned cross bearing

Cone clutch in a housing

Coiled spring drum with pawl

Chain hoist gearing

Tilting beam on an arched bed

Circular saw blade

Rack and lever lock

Tipping hay wagon

Rock crusher

Twin disc grinding machine

Steam excavator

Steam dredger at work

Steam shovel

Railway crane with grab

Floating steam crane

Sectioned shaft coupling

Graduated dial drum

Bed planing machine

Pulley block and hook

Sectioned turbine casing

Sectioned lathe head

Governor shaft in section

Weight testing machine

Stump pulling tripod

Machine tool bed

Gantry crane with grabs

Lattice truss bridge 01

Trussed girder bridge

Suspension bridge 02

Upright belt pulley stand

Sectioned injector nozzle

Sectioned bevel gearbox

Clamped oval pan

Triangular gauge square

Workman at a saw bench

Star plate bench machine

Plough

Treadwheel with a walking man

Dog treadmill

Geared hand drill in section

Stacked angled plates

Rifle lock plate

Ring coil

Jib crane

Wood moulding machine

Clock movement frame

Bench circular saw

Flat link plates

Locomotive running gear

Hopper fed toothed roller

Upright forging press

Brake shoes on an axle

Railway brake truck