Rolling-ring mechanical drives are simple, efficient, robust, and can eliminate the need for electronic controls. Bob Eisele, Amacoil Inc., Aston, Pa. Rolling-ring drives are friction drives that ...

Here’s a little engineering quiz for you: If an app needs to move a 500 kN axial load along a 1,500 mm stroke, is it best to use a roller screw or ball screw? If you instinctively said roller screw, ...

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One of the most common motion applications in automated machinery is linear motion due to its precision capabilities. Guide wheels are often critical to the dependability of such systems, especially ...

The OptiDrive BS25/55 is an alternative to the asynchronous linear motor drives used previously. With the new unit the contact pressure of the drive wheel is automatically set depending on the ...