Engineering publications brought to you by Mark Allen

Tom Shelley

Mars Express set to go

Pipe profile gauged to precision

Metal composites forged to save weight

Pine cone reacts to rotary cam

Interlocking cable protection

Bins offer right parts in right numbers

Differential allows two stage operation without clutch or gear change

Shaft connector gives fast positioning

Superconductivity becomes affordable

Encoder gives absolute accuracy

Chip devices give boost to medicine

Direct drive lifts and turns with speed