Steinmeyer Inc.'s ball screws are from 3 to 160 mm in diameter and can be customized for
vacuum requirements. All components, including shaft, ball nut body, ball
deflectors and balls are manufactured from stainless steel. Depending on the
application, the ball screw is provided with either vacuum compatible grease or
a dry lubricant coating such as tungsten disulfide or molybdenum disulfide. The
ball nut can be supplied with silicon nitride balls. Typical applications include actuators for use in: aerospace, electron beam
inspection, lithography, synchrotron
research and nanotechnology.
Some of our culture's most enduring robots appeared in the 80s. The Aliens series produced another evil android, and we saw light robot fare in the form of Short Circuit. Two of the great robots of all time also showed up: The Terminator and RoboCop.
Optomec's third America Makes project for metal 3D printing teams the LENS process company with GE Aviation, Lockheed, and other big aerospace names to develop guidelines for repairing high-value flight-critical Air Force components.
This Gadget Freak review looks at a cooler that is essentially a party on wheels with a built-in blender, Bluetooth speaker, and USB charger. We also look at a sustainable, rotating wireless smartphone charger.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.