NASA NTRS · 19720000413
Chuck for delicate drills
Abstract
Development of oil film technique to couple power between drive spindle and drill chuck for delicate drilling operations is discussed. Oil film permits application of sufficient pressure, but stops rotating when drill jams. Illustration of equipment is provided.
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Copeland, C. S.. 1972-09-01. Chuck for delicate drills. https://ntrs.nasa.gov/citations/19720000413
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