Engineering topics

Painter, Nance M.

Publications and source records attributed to Painter, Nance M..

2 records

NASA NTRS1990

Second Vapor-Level Sensor For Vapor Degreaser

Second vapor-level sensor installed at lower level in vapor degreaser makes possible to maintain top of vapor at that lower level. Evaporation reduced during idle periods. Provides substantial benefit, without major capital cost of building new vapor degreaser with greater freeboard height.

Painter, Nance M.↗

NASA NTRS1990

Using Ruby Balls As Fiducial Marks

Combination of basic and advanced techniques yields new capability for inspection. In new technique, surface first inspected with fluorescent penetrant dye to reveal flaws. Ruby ball of known diameter placed near flaw having to be measured. Flaw and ball observed through magnifying video system that can "freeze" image.

Painter, Nance M.↗