Slow leakage of fluid made obvious. Indicator consists of wick wrapped at one end around joint to be monitored. Wick absorbs hydraulic fluid leaking from joint and transmits to opposite end, located outside cover plate and visible to inspector. Leakage manifested as discoloration of outside end of wick. Indicator reveals leaks in hidden fittings on hydraulic lines. Fast inspection of joints without disassembly. Used in aerospace, petroleum, chemical, nuclear, and other industries where removing covers for inspection impossible, difficult, or time-consuming.
Hydraulic-Leak Detector for Hidden Joints
NASA Tech Briefs ; 10 , 4
1986-07-01
Miscellaneous
No indication
English
NTRS | 1979
|SAE Technical Papers | 2005
NTRS | 1973
|Emerald Group Publishing | 1998