Google– Energy Kite. Wind-powered high altitude controlling system. Makani power. The brake is used to control tension to the tether to the ground.
Entertainment Industry– Circque du Soleil Rotating Stage, fitted with Johnson DS Brakes
US Navy– Nuclear Cranes and Submarines, fitted with CX DC Magnet Disc Brakes. System for ships to shore cranes to load equipment on ships and submarines.
Aerospace– NASA SMARF, Solid Motor Assembly and Readiness Facility. 500 tone lift capacity crane.