NASA NTRS · 19880000194
Portable Horizontal-Drilling And Positioning Device
Abstract
Portable horizontal-drilling and positioning device, constructed mainly of off-the-shelf components, accurately drills horizontal small holes in irregularly shaped objects. Holes precisely placed and drilled in objects that cannot be moved to shop area. New device provides three axes of movement while maintaining horizontal drilling.
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Smigocki, Edmund, Johnson, Clarence. 1988-03-01. Portable Horizontal-Drilling And Positioning Device. https://ntrs.nasa.gov/citations/19880000194
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