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Precision ball bearings help Mars rovers travel.(Metals)
Advanced Materials & Processes, May, 2004
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Super-precision ball bearings have been placed on 13 difference components of the Mars rovers Spirit and Opportunity, including deployment and operational gearboxes on wheel transmissions, solar array panel drives, rock abrasion tool drives, and all four actuators that deploy, rotate, and maneuver the pan cameras. The bearings were made ...
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