Examination of interior surfaces using glow-discharge illumination

Patent · 31 December 1977

OSTI ID:863138

Lord, David E ^[1]; Petrini, Richard R ^[1]; Carter, Gary W ^[1]

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1. Livermore, CA

Endoscopic examination of the interior of a hollow structure through a light pipe that is inserted into the structure, the interior being illuminated by means of a glow discharge that is established with a high voltage applied between the structure wall as one electrode and a second electrode that is inserted into the structure, or establishing the glow with two electrodes inserted into the structure.

• Research Organization: Lawrence Livermore National Laboratory (LLNL), Livermore, CA
• DOE Contract Number: W-7405-ENG-48
• Assignee: United States of America as represented by United States (Washington, DC)
• Patent Number(s): US 4102582
• OSTI ID: 863138
• Country of Publication: United States
• Language: English

Related Subjects

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applied
discharge
electrode
electrodes
endoscopic
established
establishing
examination
glow
glow discharge
glow-discharge
hollow
hollow structure
illuminated
illumination
inserted
interior
interior surface
interior surfaces
light
light pipe
means
pipe
structure
surfaces
voltage
voltage applied
wall