MOTION CONTROL: New plastic plain ball bearings from Quality Bearings & Components (QBC) feature glass or stainless steel balls arranged in single and double row construction. Identified as the BBPRIX-… and BBPRIXM… Series, they are stocked in both inch and metric sizes. They are designed to fit shafts ranging from 3/16 to 1 inch (5 to 25 mm) diameters. Their dynamic load ratings range from 17 to 127 lb (58 to 565N). These bearings are excellent for washdown, and corrosive environments. These bearings incorporate acetal raceways. These economically priced bearings are widely used for light-duty applications. Quotes plus online orders are available at the new QBC eStore.QBC has in stock: miniature bearings, plastic bearings, rod end bearings, spherical bearings, pillow blocks, sintered bronze bushings, radial ball bearings, thrust bearings & washers, sleeve bearings, needle bearings, inner races, roller clutches, guide wheels & rail systems, linear ball bearings, inner and outer ring spacers and shafting. QBC stocks both inch and metric sizes. New to the Web site is our eStore, which allows you to check price and availability, place an order or request a quote anytime. QBC also provides custom-made bearings and shafting to the customer print. We also offer on-site relubing of bearings in a certified class 1000 clean room.
Detailed technical specifications are contained in catalog B620, available free upon request from Quality Bearings & Components (QBC). This catalog can be viewed in PDF format, and downloaded by section on the Web at www.qbcbearings.com.
Samsung's Galaxy line of smartphones used to fare quite well in the repairability department, but last year's flagship S5 model took a tumble, scoring a meh-inducing 5/10. Will the newly redesigned S6 lead us back into star-studded territory, or will we sink further into the depths of a repairability black hole?
In 2003, the world contained just over 500 million Internet-connected devices. By 2010, this figure had risen to 12.5 billion connected objects, almost six devices per individual with access to the Internet. Now, as we move into 2015, the number of connected 'things' is expected to reach 25 billion, ultimately edging toward 50 billion by the end of the decade.
NASA engineer Brian Trease studied abroad in Japan as a high school student and used to fold fast-food wrappers into cranes using origami techniques he learned in library books. Inspired by this, he began to imagine that origami could be applied to building spacecraft components, particularly solar panels that could one day send solar power from space to be used on earth.
Biomedical engineering is one of the fastest growing engineering fields; from medical devices and pharmaceuticals to more cutting-edge areas like tissue, genetic, and neural engineering, US biomedical engineers (BMEs) boast salaries nearly double the annual mean wage and have faster than average job growth.
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.