Wiper mechanism devised to remove accumulated powder from viewport of vacuum-plasma-spraying chamber. Major part of mechanism is wiper-arm assembly. Wiper replaceable cloth strip attached to rectangular bar. Left end of wiper-arm assembly attached to vacuum-tight motion-feedthrough joint mounted on wall of chamber. Wiper operated manually by use of joint.
Viewport Wiper
NASA Tech Briefs ; 18 , 5
1994-05-01
Miscellaneous
No indication
English
Online Contents | 1994
Viewport Concept for Space Station Modules
NTIS | 1986
|Wiper connector base, wiper connector and wiper applying wiper connector
European Patent Office | 2016
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