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Dual acting slit control mechanismA dual acting control system for mass spectrometers is described, which permits adjustment of the collimating slit width and centering of the collimating slit while using only one vacuum penetration. Coaxial shafts, each with independent vacuum bellows are used to independently move the entire collimating assembly or to adjust the slit dimension through a parallelogram linkage.
Document ID
19800020185
Acquisition Source
Legacy CDMS
Document Type
Other - Patent
Authors
Struthoff, G. L. (Rensselaer Polytechnic Inst.)
Date Acquired
September 4, 2013
Publication Date
July 15, 1980
Subject Category
Instrumentation And Photography
Report/Patent Number
Patent Number: NASA-CASE-LAR-11370-1
Patent Application Number: US-PATENT-APPL-SN-940689
Patent Number: US-PATENT-4,213,051
Accession Number
80N28686
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
NASA-CASE-LAR-11370-1|US-PATENT-4,213,051
Patent Application
US-PATENT-APPL-SN-940689

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