Inflatable rings seal joint. After inflation, space pressurized to test for leakage through joint. Rings protect surface of aperture from contact with metal structure of plug, and accommodate out-of-roundness and irregular surface contours without leaking. Pressure seal requires no preparation or cleanup.
Inflatable Rings For Temporary Sealing
NASA Tech Briefs ; 16 , 6
01.06.1992
Sonstige
Keine Angabe
Englisch
Inflatable sealing type expansion cabin device and automobile
Europäisches Patentamt | 2021
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