Engineering publications brought to you by Mark Allen

Technology

Gearboxes go into hypoid drive

Steel sprayed to hard formation

Featherweight steel foam bonded to steel

A boost from fluid energy transfer

Optical sensors get even smarter

CV joint made with muscle

Developments with a bearing on motion

Hexagons spread bolt head loads

Small motors offer extra torque

Secure screw from novel head

New control cabinet conceals busbars

Shocks blast way to new technologies