Gas springs use high-pressure gases, hydraulic fluid, or air to push or pull a rod within a cylinder. Unfortunately, they also leak, risk exploding or contaminating the environment, and change the ...

Ultran Slide Rodless Cylinders from Bimba Manufacturing Co., Monee Park, Ill. (www.bimba.com), use three rare-earth magnets on the carriage and three matching magnets on the piston to create a strong ...

Elesa permanent magnets offer a simple way of providing temporary fixing for workpieces, instruments, gauges, covers, doors, signs or drawers. They offer a range of closure from low to extremely high ...