The 700 Series line of stamped, steel-ratchet clutches include two models: Model 701, which weighs 10 oz and can handle 85 ft-lb of static torque, and Model 702, which weighs 11/2 lbs and can handle 170 ft-lb of static torque. Custom models are also available. The ratchet clutches are for machinery indexing, manual backstopping of conveyor belts, or overrunning in dual-motor set ups. Clutches allow fingertip control of a range of motion: one-way left, one-way right, freewheeling, and fully locked.
Lowell Corp., Box 158, Worcester, MA 01613, FAX (508) 835-2944.
More and more robots are becoming more autonomous all the time. Now Lockheed Martin has completed a demo mission with two completely autonomous robotic vehicles performing resupply, reconnaissance, surveillance, and target acquisition.
Producing high-quality end-production metal parts with additive manufacturing for applications like aerospace and medical requires very tightly controlled processes and materials. New standards and guidelines for machines and processes, materials, and printed parts are underway from bodies such as ASTM International.
Engineers at the University of San Diego’s Jacobs School of Engineering have designed biobatteries on commercial tattoo paper, with an anode and cathode screen-printed on and modified to harvest energy from lactate in a person’s sweat.
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.