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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.

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At least 415 records · Page 23

Continuity tester screens out faulty socket connections

A device, used before and after assembly, tests the continuity of an electrical circuit through each pin and socket of multiple connector sockets. Electrically insulated except at the contact area, a test probe is dimensioned to make contact only in properly formed sockets.

Golding, G.↗

Multilayer screen gives cathode ray tube high contrast

Fabrication method for cathode ray tubes uses low-cost siloxane resin formulations. The resins contain sufficient methyl or phenyl groups for solubility in organic solvents. After vaporization and baking, the polymerized material is stable under vacuum and under temperatures required for tube fabrication.

Bullinger, H.↗

Screening method improves performance of nickel-cadmium batteries

Weight of single plate in batch is used as criterion for selecting those plates with uniform, high ampere hour capacity. When substrate and plaque weights are uniform, observed current capacity differences are dependent on quantity of active material in plaque.

Halpert, G.↗