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.
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.
Major global metropolitan areas are implementing a vast number of technology, energy, transportation, and Internet projects to make the metropolis a friendlier, greener, safer, and more sustainable place to be.
Here’s a look at robots depicted in movies and on TV during the 1950s and 1960s. We tried to collect the classics here, omitting the scores of forgettable B movies such as Santa Claus Conquers the Martians and Dr. Goldfoot and the Bikini Machine. Stay tuned for slideshows of robot stars from later decades.
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.