Cone Drive gear units, which promise improved seal arrangement, is now in control of the giant shutters that protect the Keck 1 telescope on Hawaii's Mauna Kea volcano, the world's largest optical and infrared telescope. The units come with modified input shafts, hollow shafts, housings, special output mounting flanges, and keeper plates in hollow bores. They also feature 14 custom 8-inch center distance HP double enveloping worm reducer units with a special ratio of 9.75:1. According to the maker, the units use taconite seal arrangements on both input and output shafts while expansion chambers provide sealed unit. Four gearboxes have been installed and commissioned on the bottom telescope shutter. Eight more will be installed on the top shutter in the next two years. For more info, go to www.textronpt.com.
A simple new chemical method for repairing and recycling notoriously difficult carbon fiber composites has been developed by the Fraunhofer Institute for Applied Polymer Research. An entire component can be completely recycled, including reclaiming its expensive carbon fibers for reuse.
In today’s connected world we are seeing the beginning of connected homes, smart grids, self-driving automobiles, drones, and many other amazing devices. Out of all the soon-to-be connected devices, which device poses the greatest dangerous to its users and society?
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