The DI18 brushless dc motor is for computer peripheral, medical and laboratory equipment, fan, blower, and pump applications. The motor features a three-phase system with a neodymium magnet for high temperatures, no brush wear, low inertia rotor for quick stop and start applications, and a rugged aluminum construction. The motor is available in four sizes: 1.8 inches, 6 oz; 2.3 inches, 9 oz; 2.8 inches, 12 oz; and 3.3 inches, 15 oz. Depending on size, continous stall torque measures 9 to 28 oz per inch. Optional features include two-wire control.
Comair Rotron, 2675 Customhouse Ct., San Ysidro, CA 92153, FAX (619) 661-6057.
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.