Below are a collection of animated GIF files that do a brilliant job at visually explaining how complex mechanical procedures such as how a sewing machine works. These would be great for science and engineering students or simply those who have an inquisitive mind. Enjoy.
Radial Aircraft Engine:
Malta Cross movement - second hand movement used to control the clock:
Auto change file mechanism:
Auto constant velocity universal joint:
Gun ammunition loading system:
Rotary engine - an internal combustion engine, the heat rather than the piston movement into rotary movement:
Inline engine - it's cylinders lined up side by side: