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Adjustable Tuning Spring for Bellows PumpAdjustable leaf spring increases maximum operating pressure of pump from 2 to over 60 psi (13 to over 400 kN/m2). Small commercial bellows pump using ac-powered electromagnet to vibrate bellows at mechanical resonance modified to operate over wider pressure range.
Document ID
19840000378
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Green, G. L. (Pan American World Airways, Inc.)
Tu Duc, D. (Pan American World Airways, Inc.)
Hooper, S. (Pan American World Airways, Inc.)
Date Acquired
August 12, 2013
Publication Date
April 1, 1985
Publication Information
Publication: NASA Tech Briefs
Volume: 8
Issue: 4
ISSN: 0145-319X
Subject Category
Machinery
Report/Patent Number
MSC-20512
Accession Number
84B10378
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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